/**
* @author Matija Novak, updated by Dino Laktašić
* @brief Temporary function that creates table, and inserts an entry to the system_relation catalog
* @param table table name
* @param header AK_header of the new table
* @param type_segment type of the new segment
* @return No return value
*/
void AK_temp_create_table(char *table, AK_header *header, int type_segment) {
AK_PRO;
/* do we really need this??? Edited by Elvis Popovic*/
/* AK_block *sys_block = (AK_block *) AK_malloc(sizeof (AK_block)); */
AK_block *sys_block;
sys_block = (AK_block *) AK_read_block(1);
int startAddress = AK_initialize_new_segment(table, type_segment, header);
int num = 8;
//insert object_id
AK_insert_entry(sys_block, TYPE_INT, &num, 8);
//insert table name
AK_insert_entry(sys_block, TYPE_VARCHAR, table, 9);
//insert start address
num = startAddress;
AK_insert_entry(sys_block, TYPE_INT, &num, 10);
//insert end address
num = startAddress + 19;
AK_insert_entry(sys_block, TYPE_INT, &num, 11);
AK_write_block(sys_block);
AK_free(sys_block);
AK_EPI;
}
/**
* @author Luka Rajcevic
* @brief Function for creating test table header
* @param tbl_name - name of the table for which the header will be created
* @param attr_name - array of attribute names
* @param _num - number of attributes
* @param _type - array of attribute types (eg. TYPE_INT, TYPE_VARCHAR, etc.)
* @return 1 if ok, 0 otherwise
*/
int create_header_test(char* tbl_name, char** attr_name, int _num, int* _type){
int i;
AK_header t_header[ MAX_ATTRIBUTES ];
AK_header* temp;
AK_PRO;
for (i = 0; i < _num; i++){
temp = (AK_header*) AK_create_header(attr_name[i], _type[i], FREE_INT, FREE_CHAR, FREE_CHAR);
memcpy(t_header + i, temp, sizeof ( AK_header));
}
memset(t_header + _num, 0, MAX_ATTRIBUTES - _num);
int startAddress = AK_initialize_new_segment(tbl_name, SEGMENT_TYPE_TABLE, t_header);
if (startAddress != EXIT_ERROR){
AK_EPI;
return 1;
}
else{
AK_EPI;
return 0;
}
AK_EPI;
}
/**
* @author Dino Laktašić
* @brief Function to make union of the two tables. Union is implemented for working with multiple sets of data, i.e. duplicate
* tuples can be written in same table (union)
* @param srcTable1 name of the first table
* @param srcTable2 name of the second table
* @param dstTable name of the new table
* @return if success returns EXIT_SUCCESS, else returns EXIT_ERROR
*/
int AK_union(char *srcTable1, char *srcTable2, char *dstTable) {
AK_PRO;
table_addresses *src_addr1 = (table_addresses*) AK_get_table_addresses(srcTable1);
table_addresses *src_addr2 = (table_addresses*) AK_get_table_addresses(srcTable2);
int startAddress1 = src_addr1->address_from[0];
int startAddress2 = src_addr2->address_from[0];
if ((startAddress1 != 0) && (startAddress2 != 0)) {
register int i, j, k;
i = j = k = 0;
AK_mem_block *tbl1_temp_block = (AK_mem_block *) AK_get_block(startAddress1);
AK_mem_block *tbl2_temp_block = (AK_mem_block *) AK_get_block(startAddress2);
int num_att = AK_check_tables_scheme(tbl1_temp_block, tbl2_temp_block, "Union");
int address, type, size;
char data[MAX_VARCHAR_LENGTH];
//initialize new segment
AK_header *header = (AK_header *) AK_malloc(num_att * sizeof (AK_header));
memcpy(header, tbl1_temp_block->block->header, num_att * sizeof (AK_header));
AK_initialize_new_segment(dstTable, SEGMENT_TYPE_TABLE, header);
AK_free(header);
//AK_list *row_root = (AK_list *) AK_malloc(sizeof (AK_list));
struct list_node *row_root = (struct list_node *) AK_malloc(sizeof (struct list_node));
//writing first block or table to new segment
for (i = 0; src_addr1->address_from[i] != 0; i++) {
startAddress1 = src_addr1->address_from[i];
//BLOCK: for each block in table1 extent
for (j = startAddress1; j < src_addr1->address_to[i]; j++) {
tbl1_temp_block = (AK_mem_block *) AK_get_block(j); //read block from first table
//if there is data in the block
if (tbl1_temp_block->block->AK_free_space != 0) {
for (k = 0; k < DATA_BLOCK_SIZE; k++) {
if (tbl1_temp_block->block->tuple_dict[k].type == FREE_INT)
break;
address = tbl1_temp_block->block->tuple_dict[k].address;
size = tbl1_temp_block->block->tuple_dict[k].size;
type = tbl1_temp_block->block->tuple_dict[k].type;
memset(data, '\0', MAX_VARCHAR_LENGTH);
memcpy(data, tbl1_temp_block->block->data + address, size);
Ak_Insert_New_Element_For_Update(type, data, dstTable, tbl1_temp_block->block->header[k % num_att].att_name, row_root, 0);
if ((k + 1) % num_att == 0 && k != 0) {
Ak_insert_row(row_root);
Ak_DeleteAll_L3(&row_root);
}
}
}
}
}
//writing first block or table to new segment
for (i = 0; src_addr2->address_from[i] != 0; i++) {
startAddress2 = src_addr2->address_from[i];
//BLOCK: for each block in table2 extent
for (j = startAddress2; j < src_addr2->address_to[i]; j++) {
tbl2_temp_block = (AK_mem_block *) AK_get_block(j); //read block from second table
//if there is data in the block
if (tbl2_temp_block->block->AK_free_space != 0) {
for (k = 0; k < DATA_BLOCK_SIZE; k++) {
if (tbl2_temp_block->block->tuple_dict[k].type == FREE_INT)
break;
address = tbl2_temp_block->block->tuple_dict[k].address;
size = tbl2_temp_block->block->tuple_dict[k].size;
type = tbl2_temp_block->block->tuple_dict[k].type;
memset(data, '\0', MAX_VARCHAR_LENGTH);
memcpy(data, tbl2_temp_block->block->data + address, size);
Ak_Insert_New_Element_For_Update(type, data, dstTable, tbl2_temp_block->block->header[k % num_att].att_name, row_root, 0);
if ((k + 1) % num_att == 0) {
Ak_insert_row(row_root);
Ak_DeleteAll_L3(&row_root);
}
}
}
}
}
AK_free(src_addr1);
AK_free(src_addr2);
Ak_dbg_messg(LOW, REL_OP, "UNION_TEST_SUCCESS\n\n");
AK_EPI;
return EXIT_SUCCESS;
} else {
Ak_dbg_messg(LOW, REL_OP, "\nAK_union: Table/s doesn't exist!");
AK_free(src_addr1);
AK_free(src_addr2);
AK_EPI;
return EXIT_ERROR;
}
AK_EPI;
}
/**
* @author Miroslav Policki
* @brief Function for testing file search
* @return No return value
*/
void Ak_filesearch_test() {
int i;
double f;
AK_mem_block *mem_block, tmp;
AK_header hBroj_int[4], *hTmp;
struct list_node *row_root;
AK_PRO;
// create table and fill it for testing purposes
hTmp = (AK_header *) AK_create_header("Number int", TYPE_INT, FREE_INT, FREE_CHAR, FREE_CHAR);
hBroj_int[0] = *hTmp;
hTmp = (AK_header *) AK_create_header("Number float", TYPE_FLOAT, FREE_INT, FREE_CHAR, FREE_CHAR);
hBroj_int[1] = *hTmp;
hTmp = (AK_header *) AK_create_header("Varchar column", TYPE_VARCHAR, FREE_INT, FREE_CHAR, FREE_CHAR);
hBroj_int[2] = *hTmp;
memset(&hBroj_int[3], 0, sizeof (AK_header));
if (EXIT_ERROR == AK_initialize_new_segment("filesearch test table", SEGMENT_TYPE_TABLE, hBroj_int)) {
printf("filesearch_test: ERROR. Unable to create \"filesearch test table \"\n");
AK_EPI;
exit(EXIT_ERROR);
}
row_root = AK_malloc(sizeof (struct list_node));
if (row_root == NULL) {
printf("filesearch_test: ERROR. Cannot allocate row_root.\n");
AK_EPI;
exit(EXIT_ERROR);
}
for (i = -10, f = -i; i < 10; i++, f = -i) {
Ak_Init_L3(&row_root);
Ak_Insert_New_Element(TYPE_INT, &i, "filesearch test table", "Number int", row_root);
Ak_Insert_New_Element(TYPE_FLOAT, &f, "filesearch test table", "Number float", row_root);
Ak_Insert_New_Element(TYPE_VARCHAR, "test text", "filesearch test table", "Varchar column", row_root);
Ak_insert_row(row_root);
Ak_DeleteAll_L3(&row_root);
}
AK_free(row_root);
// filesearch usage example starts here
{
char *szTmp;
search_params sp[3];
search_result sr;
int iLower, iUpper;
double dTmp;
sp[0].szAttribute = "Varchar column";
sp[0].iSearchType = SEARCH_ALL;
sp[1].szAttribute = "Number int";
sp[1].iSearchType = SEARCH_RANGE;
iLower = -5;
iUpper = 5;
sp[1].pData_lower = &iLower;
sp[1].pData_upper = &iUpper;
sp[2].szAttribute = "Number float";
sp[2].iSearchType = SEARCH_PARTICULAR;
dTmp = 2;
sp[2].pData_lower = &dTmp;
Ak_dbg_messg(LOW, FILE_MAN, "Calling AK_search_unsorted");
sr = AK_search_unsorted("filesearch test table", sp, 3);
for (i = 0; i < sr.iNum_tuple_addresses; i++) {
//mem_block = AK_get_block (sr.aiBlocks[i]); // caching should be used when available
mem_block = &tmp;
mem_block->block = (AK_block *) AK_read_block(sr.aiBlocks[i]);
printf("Found:%d\n", *((int *) (mem_block->block->data + mem_block->block->tuple_dict[sr.aiTuple_addresses[i] + 0].address)));
printf("Found:%f\n", *((double *) (mem_block->block->data + mem_block->block->tuple_dict[sr.aiTuple_addresses[i] + 1].address)));
szTmp = AK_malloc(mem_block->block->tuple_dict[sr.aiTuple_addresses[i] + 2].size + 1);
memcpy(szTmp, mem_block->block->data + mem_block->block->tuple_dict[sr.aiTuple_addresses[i] + 2].address, mem_block->block->tuple_dict[sr.aiTuple_addresses[i] + 2].size);
szTmp[mem_block->block->tuple_dict[sr.aiTuple_addresses[i] + 2].size] = '\0';
printf("Found:%s\n", szTmp);
AK_free(szTmp);
}
AK_deallocate_search_result(sr);
}
AK_EPI;
}
/**
* @author Dino Laktašić
* @brief Function that produces a difference of the two tables. Table addresses are get through names of tables.
* Specially start addresses are taken from them. They are used to allocate blocks for them. It is checked whether
the tables have same table schemas. If not, it returns EXIT_ERROR. New segment for result of difference operation is
initialized. Function compares every block in extent of the first table with every block in extent of second table. If there
is a difference between their rows, they are put in dstTable.
* @param srcTable1 name of the first table
* @param srcTable2 name of the second table
* @param dstTable name of the new table
* @return if success returns EXIT_SUCCESS, else returns EXIT_ERROR
*/
int AK_difference(char *srcTable1, char *srcTable2, char *dstTable) {
AK_PRO;
table_addresses *src_addr1 = (table_addresses*) AK_get_table_addresses(srcTable1);
table_addresses *src_addr2 = (table_addresses*) AK_get_table_addresses(srcTable2);
int startAddress1 = src_addr1->address_from[0];
int startAddress2 = src_addr2->address_from[0];
if ((startAddress1 != 0) && (startAddress2 != 0)) {
register int i, j, k, l, m, n, o;
i = j = k = l = 0;
AK_mem_block *tbl1_temp_block = (AK_mem_block *) AK_get_block(startAddress1);
AK_mem_block *tbl2_temp_block = (AK_mem_block *) AK_get_block(startAddress2);
int num_att = AK_check_tables_scheme(tbl1_temp_block, tbl2_temp_block, "Difference");
if (num_att == EXIT_ERROR) {
AK_EPI;
return EXIT_ERROR;
}
int address, type, size;
int different, num_rows, temp_int,summ;
different = num_rows = temp_int = summ = 0;
float temp_float = 0;
char data1[MAX_VARCHAR_LENGTH];
char data2[MAX_VARCHAR_LENGTH];
//initialize new segment
AK_header *header = (AK_header *) AK_malloc(num_att * sizeof (AK_header));
memcpy(header, tbl1_temp_block->block->header, num_att * sizeof (AK_header));
AK_initialize_new_segment(dstTable, SEGMENT_TYPE_TABLE, header);
AK_free(header);
struct list_node * row_root = (struct list_node *) AK_malloc(sizeof(struct list_node));
for (i = 0; src_addr1->address_from[i] != 0; i++) {
startAddress1 = src_addr1->address_from[i];
//BLOCK: for each block in table1 extent
for (j = startAddress1; j < src_addr1->address_to[i]; j++) {
tbl1_temp_block = (AK_mem_block *) AK_get_block(j); //read block from first table
//if there is data in the block
if (tbl1_temp_block->block->AK_free_space != 0) {
//TABLE2: for each extent in table2
for (k = 0; k < (src_addr2->address_from[k] != 0); k++) {
startAddress2 = src_addr2->address_from[k];
if (startAddress2 != 0) {
//BLOCK: for each block in table2 extent
for (l = startAddress2; l < src_addr2->address_to[k]; l++) {
tbl2_temp_block = (AK_mem_block *) AK_get_block(l);
//if there is data in the block
if (tbl2_temp_block->block->AK_free_space != 0) {
//TUPLE_DICTS: for each tuple_dict in the block
for (m = 0; m < DATA_BLOCK_SIZE; m += num_att) {
if (tbl1_temp_block->block->tuple_dict[m + 1].type == FREE_INT)
break;
//TUPLE_DICTS: for each tuple_dict in the block
for (n = 0; n < DATA_BLOCK_SIZE; n += num_att) {
if (tbl2_temp_block->block->tuple_dict[n + 1].type == FREE_INT)
break;
//for each element in row
for (o = 0; o < num_att; o++) {
address = tbl1_temp_block->block->tuple_dict[m + o].address;
size = tbl1_temp_block->block->tuple_dict[m + o].size;
type = tbl1_temp_block->block->tuple_dict[m + o].type;
switch (type) {
case TYPE_INT:
memcpy(&temp_int, &(tbl1_temp_block->block->data[address]), size);
sprintf(data1, "%d", temp_int);
break;
case TYPE_FLOAT:
memcpy(&temp_float, &(tbl1_temp_block->block->data[address]), size);
sprintf(data1, "%f", temp_float);
break;
case TYPE_VARCHAR:
default:
memset(data1, '\0', MAX_VARCHAR_LENGTH);
memcpy(data1, &(tbl1_temp_block->block->data[address]), size);
}
address = tbl2_temp_block->block->tuple_dict[n + o].address;
size = tbl2_temp_block->block->tuple_dict[n + o].size;
type = tbl2_temp_block->block->tuple_dict[n + o].type;
switch (type) {
case TYPE_INT:
memcpy(&temp_int, &(tbl2_temp_block->block->data[address]), size);
sprintf(data2, "%d", temp_int);
break;
case TYPE_FLOAT:
memcpy(&temp_float, &(tbl2_temp_block->block->data[address]), size);
sprintf(data2, "%f", temp_float);
break;
case TYPE_VARCHAR:
default:
memset(data2, '\0', MAX_VARCHAR_LENGTH);
memcpy(data2, &(tbl2_temp_block->block->data[address]), size);
}
//if they are the same
if(strcmp(data1,data2)==0){
different++;
}
if(different==(num_att-1)) summ=1;
}
//if same rows are found don't keep searching
if(summ==1)break;
}
//if there is a difference between tuple_dicts
if (summ == 0) {
Ak_DeleteAll_L3(&row_root);
for (o = 0; o < num_att; o++) {
address = tbl1_temp_block->block->tuple_dict[m + o].address;
size = tbl1_temp_block->block->tuple_dict[m + o].size;
type = tbl1_temp_block->block->tuple_dict[m + o].type;
memset(data1, '\0', MAX_VARCHAR_LENGTH);
memcpy(data1, tbl1_temp_block->block->data + address, size);
Ak_Insert_New_Element(type, data1, dstTable, tbl1_temp_block->block->header[o].att_name, row_root);
}
Ak_insert_row(row_root);
}
num_rows = different = summ = 0;
}
}
}
} else break;
}
}
}
}
AK_free(src_addr1);
AK_free(src_addr2);
Ak_DeleteAll_L3(&row_root);
AK_free(row_root);
Ak_dbg_messg(LOW, REL_OP, "DIFFERENCE_TEST_SUCCESS\n\n");
AK_EPI;
return EXIT_SUCCESS;
} else {
Ak_dbg_messg(LOW, REL_OP, "\nAK_difference: Table/s doesn't exist!");
AK_free(src_addr1);
AK_free(src_addr2);
AK_EPI;
return EXIT_ERROR;
}
AK_EPI;
}
/**
* @author Dino Laktašić.
* @brief Function for testing rel_eq_selection
* @return No return value
*/
void AK_rel_eq_selection_test() {
AK_PRO;
printf("rel_eq_selection.c: Present!\n");
printf("\n********** REL_EQ_SELECTION TEST by Dino Laktašić **********\n");
//create header
AK_header t_header[MAX_ATTRIBUTES];
AK_header *temp;
temp = (AK_header*) AK_create_header("id", TYPE_INT, FREE_INT, FREE_CHAR, FREE_CHAR);
memcpy(t_header, temp, sizeof (AK_header));
temp = (AK_header*) AK_create_header("firstname", TYPE_VARCHAR, FREE_INT, FREE_CHAR, FREE_CHAR);
memcpy(t_header + 1, temp, sizeof (AK_header));
temp = (AK_header*) AK_create_header("job", TYPE_VARCHAR, FREE_INT, FREE_CHAR, FREE_CHAR);
memcpy(t_header + 2, temp, sizeof (AK_header));
temp = (AK_header*) AK_create_header("year", TYPE_INT, FREE_INT, FREE_CHAR, FREE_CHAR);
memcpy(t_header + 3, temp, sizeof (AK_header));
temp = (AK_header*) AK_create_header("tezina", TYPE_FLOAT, FREE_INT, FREE_CHAR, FREE_CHAR);
memcpy(t_header + 4, temp, sizeof (AK_header));
memset(t_header + 5, '\0', MAX_ATTRIBUTES - 5);
//create table
char *tblName = "profesor";
int startAddress = AK_initialize_new_segment(tblName, SEGMENT_TYPE_TABLE, t_header);
if (startAddress != EXIT_ERROR)
printf("\nTABLE %s CREATED!\n", tblName);
printf("rel_eq_selection_test: After segment initialization: %d\n", AK_num_attr(tblName));
//create header
AK_header t_header2[MAX_ATTRIBUTES];
AK_header *temp2;
temp2 = (AK_header*) AK_create_header("mbr", TYPE_INT, FREE_INT, FREE_CHAR, FREE_CHAR);
memcpy(t_header2, temp2, sizeof (AK_header));
temp2 = (AK_header*) AK_create_header("firstname", TYPE_VARCHAR, FREE_INT, FREE_CHAR, FREE_CHAR);
memcpy(t_header2 + 1, temp2, sizeof (AK_header));
temp2 = (AK_header*) AK_create_header("lastname", TYPE_VARCHAR, FREE_INT, FREE_CHAR, FREE_CHAR);
memcpy(t_header2 + 2, temp2, sizeof (AK_header));
temp2 = (AK_header*) AK_create_header("year", TYPE_INT, FREE_INT, FREE_CHAR, FREE_CHAR);
memcpy(t_header2 + 3, temp2, sizeof (AK_header));
temp2 = (AK_header*) AK_create_header("weight", TYPE_FLOAT, FREE_INT, FREE_CHAR, FREE_CHAR);
memcpy(t_header2 + 4, temp2, sizeof (AK_header));
memset(t_header2 + 5, '\0', MAX_ATTRIBUTES - 5);
//create table
char *tblName2 = "student";
int startAddress2 = AK_initialize_new_segment(tblName2, SEGMENT_TYPE_TABLE, t_header2);
if (startAddress2 != EXIT_ERROR)
printf("\nTABLE %s CREATED!\n", tblName2);
printf("rel_eq_selection_test: After segment initialization: %d\n", AK_num_attr(tblName2));
//-----------------------------------------------------------------------------------------
//Init list and insert elements (Query parser output)
struct list_node *expr = (struct list_node *) AK_malloc(sizeof (struct list_node));
Ak_Init_L3(&expr);
//Commutativity of Selection and Projection
Ak_InsertAtEnd_L3(TYPE_OPERATOR, "s", sizeof ("s"), expr);
Ak_InsertAtEnd_L3(TYPE_CONDITION, "`L1` 100 >", sizeof ("`L1` 100 >"), expr);
Ak_InsertAtEnd_L3(TYPE_OPERATOR, "p", sizeof ("p"), expr);
Ak_InsertAtEnd_L3(TYPE_ATTRIBS, "L1;L2;L3;L4", sizeof ("L1;L2;L3;L4"), expr); //projection attribute
Ak_InsertAtEnd_L3(TYPE_OPERATOR, "p", sizeof ("p"), expr);
Ak_InsertAtEnd_L3(TYPE_ATTRIBS, "L1;L4;L3;L2;L5", sizeof ("L1;L4;L3;L2;L5"), expr);
//Cascade of Selection and Commutativity of Selection
Ak_InsertAtEnd_L3(TYPE_OPERATOR, "s", sizeof ("s"), expr);
Ak_InsertAtEnd_L3(TYPE_CONDITION, "`L1` 100 >", sizeof ("`L1` 100 >"), expr);
//
//Commutativity of Selection and set operations (Union, Intersection, and Set difference)
Ak_InsertAtEnd_L3(TYPE_OPERATOR, "s", sizeof ("s"), expr);
Ak_InsertAtEnd_L3(TYPE_CONDITION, "`L2` 100 > `L3` 50 < OR", sizeof ("`L2` 100 > `L3` 50 < OR"), expr);
Ak_InsertAtEnd_L3(TYPE_OPERAND, "R", sizeof ("R"), expr);
Ak_InsertAtEnd_L3(TYPE_OPERAND, "S", sizeof ("S"), expr);
Ak_InsertAtEnd_L3(TYPE_OPERATOR, "u", sizeof ("u"), expr); //u, i, e
//Commutativity of Selection and Theta join (or Cartesian product)
Ak_InsertAtEnd_L3(TYPE_OPERATOR, "s", sizeof ("s"), expr);
Ak_InsertAtEnd_L3(TYPE_CONDITION, "`job` 'teacher' = `mbr` 50 < AND", sizeof ("`job` 'teacher' = `mbr` 50 < AND"), expr);
Ak_InsertAtEnd_L3(TYPE_OPERAND, "student", sizeof ("student"), expr);
Ak_InsertAtEnd_L3(TYPE_OPERAND, "profesor", sizeof ("profesor"), expr);
Ak_InsertAtEnd_L3(TYPE_OPERATOR, "t", sizeof ("t"), expr);
Ak_InsertAtEnd_L3(TYPE_CONDITION, "`mbr` 50 = `job` 'teacher' = AND", sizeof ("`mbr` 50 = `job` 'teacher' = AND"), expr); //theta join attribute
//printf("\nRA expr. before rel_eq optimization:\n");
//AK_print_rel_eq_projection(expr);
AK_print_rel_eq_selection(AK_rel_eq_selection(expr));
if (DEBUG_ALL) {
printf("\n------------------> TEST_SELECTION_FUNCTIONS <------------------\n\n");
char *test_cond1, *test_cond2;
char *test_table;
char *cond_attr1, *cond_attr2;
test_table = "profesor";
test_cond1 = "`mbr` 100 > `firstname` 50 < AND `id` 'A' > OR";
test_cond2 = "`id` 100 > `firstname` 50 < AND `job` 'teacher' = AND";
cond_attr1 = AK_rel_eq_cond_attributes(test_cond1);
cond_attr2 = AK_rel_eq_cond_attributes(test_cond2);
printf("IS_SET_SUBSET_OF_LARGER_SET_TEST: (%i)\n\n", AK_rel_eq_is_attr_subset(cond_attr1, cond_attr2));
printf("GET_ALL_TABLE_ATTRIBUTES_TEST : (%s)\n\n", AK_rel_eq_get_atrributes_char(test_table));
printf("GET_CONDITION_ATTRIBUTES_TEST : (%s)\n\n", AK_rel_eq_cond_attributes(test_cond1));
printf("COMMUTE_WITH_THETA_JOIN_TEST : (%s)\n\n", AK_rel_eq_commute_with_theta_join(test_cond1, test_table));
printf("CONDITION_SHARE_ATTRIBUTES_TEST : (%i)\n", AK_rel_eq_share_attributes(cond_attr1, cond_attr2));
/**/
} else {
printf("...\n");
}
Ak_DeleteAll_L3(&expr);
//dealocate variables ;)
AK_EPI;
}
//int AK_selection(char *srcTable, char *dstTable, AK_list *expr) {
int AK_selection(char *srcTable, char *dstTable, struct list_node *expr) {
AK_PRO;
AK_header *t_header = (AK_header *) AK_get_header(srcTable);
int num_attr = AK_num_attr(srcTable);
int startAddress = AK_initialize_new_segment(dstTable, SEGMENT_TYPE_TABLE, t_header);
if (startAddress == EXIT_ERROR) {
AK_EPI;
return EXIT_ERROR;
}
Ak_dbg_messg(LOW, REL_OP, "\nTABLE %s CREATED from %s!\n", dstTable, srcTable);
table_addresses *src_addr = (table_addresses*) AK_get_table_addresses(srcTable);
/*
AK_list_elem row_root = (AK_list_elem) AK_malloc(sizeof (AK_list));
Ak_Init_L3(&row_root);
*/
struct list_node * row_root = (struct list_node *) AK_malloc(sizeof(struct list_node));
Ak_Init_L3(&row_root);
int i, j, k, l, type, size, address;
char data[MAX_VARCHAR_LENGTH];
for (i = 0; src_addr->address_from[i] != 0; i++) {
for (j = src_addr->address_from[i]; j < src_addr->address_to[i]; j++) {
AK_mem_block *temp = (AK_mem_block *) AK_get_block(j);
if (temp->block->last_tuple_dict_id == 0)
break;
for (k = 0; k < DATA_BLOCK_SIZE; k += num_attr) {
if (temp->block->tuple_dict[k].type == FREE_INT)
break;
for (l = 0; l < num_attr; l++) {
type = temp->block->tuple_dict[k + l].type;
size = temp->block->tuple_dict[k + l].size;
address = temp->block->tuple_dict[k + l].address;
memcpy(data, &(temp->block->data[address]), size);
data[size] = '\0';
Ak_Insert_New_Element(type, data, dstTable, t_header[l].att_name, row_root);
}
if (AK_check_if_row_satisfies_expression(row_root, expr))
Ak_insert_row(row_root);
Ak_DeleteAll_L3(&row_root);
}
}
}
AK_free(src_addr);
AK_free(t_header);
AK_free(row_root);
AK_print_table(dstTable);
Ak_dbg_messg(LOW, REL_OP, "SELECTION_TEST_SUCCESS\n\n");
AK_EPI;
return EXIT_SUCCESS;
}
/**
* @author Dino Laktašić
* @brief Function for creating test tables
* @return No return value
*/
void AK_create_test_tables() {
int mbr, year, id_prof, id_department;
float weight;
//---------------------------------------> CREATE TABLE 'STUDENT' <---------------------------------------
//create header
AK_header t_header[ MAX_ATTRIBUTES ];
AK_header* temp;
AK_PRO;
temp = (AK_header*) AK_create_header("mbr", TYPE_INT, FREE_INT, FREE_CHAR, FREE_CHAR);
memcpy(t_header, temp, sizeof ( AK_header));
AK_free(temp);
temp = (AK_header*) AK_create_header("firstname", TYPE_VARCHAR, FREE_INT, FREE_CHAR, FREE_CHAR);
memcpy(t_header + 1, temp, sizeof ( AK_header));
AK_free(temp);
temp = (AK_header*) AK_create_header("lastname", TYPE_VARCHAR, FREE_INT, FREE_CHAR, FREE_CHAR);
memcpy(t_header + 2, temp, sizeof ( AK_header));
AK_free(temp);
temp = (AK_header*) AK_create_header("year", TYPE_INT, FREE_INT, FREE_CHAR, FREE_CHAR);
memcpy(t_header + 3, temp, sizeof ( AK_header));
AK_free(temp);
temp = (AK_header*) AK_create_header("weight", TYPE_FLOAT, FREE_INT, FREE_CHAR, FREE_CHAR);
memcpy(t_header + 4, temp, sizeof ( AK_header));
AK_free(temp);
memset(t_header + 5, 0, MAX_ATTRIBUTES - 5);
//create table
char *tblName = "student";
int startAddress = AK_initialize_new_segment(tblName, SEGMENT_TYPE_TABLE, t_header);
if (startAddress != EXIT_ERROR)
printf("\nTABLE %s CREATED!\n", tblName);
struct list_node *row_root = (struct list_node *) AK_malloc(sizeof (struct list_node));
Ak_Init_L3(&row_root);
mbr = 35890;
year = 1999;
weight = 80.00;
//insert rows in table student
mbr++;
year++;
weight += 0.75;
Ak_DeleteAll_L3(&row_root);
Ak_Insert_New_Element(TYPE_INT, &mbr, tblName, "mbr", row_root);
Ak_Insert_New_Element(TYPE_VARCHAR, "Dino", tblName, "firstname", row_root);
Ak_Insert_New_Element(TYPE_VARCHAR, "Laktasic", tblName, "lastname", row_root);
Ak_Insert_New_Element(TYPE_INT, &year, tblName, "year", row_root);
Ak_Insert_New_Element(TYPE_FLOAT, &weight, tblName, "weight", row_root);
Ak_insert_row(row_root);
mbr++;
year++;
weight += 0.75;
Ak_DeleteAll_L3(&row_root);
Ak_Insert_New_Element(TYPE_INT, &mbr, tblName, "mbr", row_root);
Ak_Insert_New_Element(TYPE_VARCHAR, "Netko", tblName, "firstname", row_root);
Ak_Insert_New_Element(TYPE_VARCHAR, "Netkic", tblName, "lastname", row_root);
Ak_Insert_New_Element(TYPE_INT, &year, tblName, "year", row_root);
Ak_Insert_New_Element(TYPE_FLOAT, &weight, tblName, "weight", row_root);
Ak_insert_row(row_root);
mbr++;
year++;
weight += 0.75;
Ak_DeleteAll_L3(&row_root);
Ak_Insert_New_Element(TYPE_INT, &mbr, tblName, "mbr", row_root);
Ak_Insert_New_Element(TYPE_VARCHAR, "Mislav", tblName, "firstname", row_root);
Ak_Insert_New_Element(TYPE_VARCHAR, "Cakaric", tblName, "lastname", row_root);
Ak_Insert_New_Element(TYPE_INT, &year, tblName, "year", row_root);
Ak_Insert_New_Element(TYPE_FLOAT, &weight, tblName, "weight", row_root);
Ak_insert_row(row_root);
mbr++;
year++;
weight += 0.75;
Ak_DeleteAll_L3(&row_root);
Ak_Insert_New_Element(TYPE_INT, &mbr, tblName, "mbr", row_root);
Ak_Insert_New_Element(TYPE_VARCHAR, "Ivan", tblName, "firstname", row_root);
Ak_Insert_New_Element(TYPE_VARCHAR, "Horvat", tblName, "lastname", row_root);
Ak_Insert_New_Element(TYPE_INT, &year, tblName, "year", row_root);
Ak_Insert_New_Element(TYPE_FLOAT, &weight, tblName, "weight", row_root);
Ak_insert_row(row_root);
mbr++;
year++;
weight += 0.75;
Ak_DeleteAll_L3(&row_root);
Ak_Insert_New_Element(TYPE_INT, &mbr, tblName, "mbr", row_root);
Ak_Insert_New_Element(TYPE_VARCHAR, "Ivo", tblName, "firstname", row_root);
Ak_Insert_New_Element(TYPE_VARCHAR, "Ivic", tblName, "lastname", row_root);
Ak_Insert_New_Element(TYPE_INT, &year, tblName, "year", row_root);
Ak_Insert_New_Element(TYPE_FLOAT, &weight, tblName, "weight", row_root);
Ak_insert_row(row_root);
mbr++;
year++;
weight += 0.75;
Ak_DeleteAll_L3(&row_root);
Ak_Insert_New_Element(TYPE_INT, &mbr, tblName, "mbr", row_root);
Ak_Insert_New_Element(TYPE_VARCHAR, "Marko", tblName, "firstname", row_root);
Ak_Insert_New_Element(TYPE_VARCHAR, "Markovic", tblName, "lastname", row_root);
Ak_Insert_New_Element(TYPE_INT, &year, tblName, "year", row_root);
Ak_Insert_New_Element(TYPE_FLOAT, &weight, tblName, "weight", row_root);
Ak_insert_row(row_root);
mbr++;
year++;
weight += 0.75;
Ak_DeleteAll_L3(&row_root);
Ak_Insert_New_Element(TYPE_INT, &mbr, tblName, "mbr", row_root);
Ak_Insert_New_Element(TYPE_VARCHAR, "Ivan", tblName, "firstname", row_root);
Ak_Insert_New_Element(TYPE_VARCHAR, "Ivanovic", tblName, "lastname", row_root);
Ak_Insert_New_Element(TYPE_INT, &year, tblName, "year", row_root);
Ak_Insert_New_Element(TYPE_FLOAT, &weight, tblName, "weight", row_root);
Ak_insert_row(row_root);
mbr++;
year++;
weight += 0.75;
Ak_DeleteAll_L3(&row_root);
Ak_Insert_New_Element(TYPE_INT, &mbr, tblName, "mbr", row_root);
Ak_Insert_New_Element(TYPE_VARCHAR, "Josip", tblName, "firstname", row_root);
Ak_Insert_New_Element(TYPE_VARCHAR, "Josipovic", tblName, "lastname", row_root);
Ak_Insert_New_Element(TYPE_INT, &year, tblName, "year", row_root);
Ak_Insert_New_Element(TYPE_FLOAT, &weight, tblName, "weight", row_root);
Ak_insert_row(row_root);
mbr++;
year++;
weight += 0.75;
Ak_DeleteAll_L3(&row_root);
Ak_Insert_New_Element(TYPE_INT, &mbr, tblName, "mbr", row_root);
Ak_Insert_New_Element(TYPE_VARCHAR, "Ivan", tblName, "firstname", row_root);
Ak_Insert_New_Element(TYPE_VARCHAR, "Ankovic", tblName, "lastname", row_root);
Ak_Insert_New_Element(TYPE_INT, &year, tblName, "year", row_root);
Ak_Insert_New_Element(TYPE_FLOAT, &weight, tblName, "weight", row_root);
Ak_insert_row(row_root);
mbr++;
year++;
weight += 0.75;
Ak_DeleteAll_L3(&row_root);
Ak_Insert_New_Element(TYPE_INT, &mbr, tblName, "mbr", row_root);
Ak_Insert_New_Element(TYPE_VARCHAR, "Marina", tblName, "firstname", row_root);
Ak_Insert_New_Element(TYPE_VARCHAR, "Marovic", tblName, "lastname", row_root);
Ak_Insert_New_Element(TYPE_INT, &year, tblName, "year", row_root);
Ak_Insert_New_Element(TYPE_FLOAT, &weight, tblName, "weight", row_root);
Ak_insert_row(row_root);
mbr++;
year++;
weight += 0.75;
Ak_DeleteAll_L3(&row_root);
Ak_Insert_New_Element(TYPE_INT, &mbr, tblName, "mbr", row_root);
Ak_Insert_New_Element(TYPE_VARCHAR, "Mario", tblName, "firstname", row_root);
Ak_Insert_New_Element(TYPE_VARCHAR, "Maric", tblName, "lastname", row_root);
Ak_Insert_New_Element(TYPE_INT, &year, tblName, "year", row_root);
Ak_Insert_New_Element(TYPE_FLOAT, &weight, tblName, "weight", row_root);
Ak_insert_row(row_root);
mbr++;
year++;
weight += 0.75;
Ak_DeleteAll_L3(&row_root);
Ak_Insert_New_Element(TYPE_INT, &mbr, tblName, "mbr", row_root);
Ak_Insert_New_Element(TYPE_VARCHAR, "Matija", tblName, "firstname", row_root);
Ak_Insert_New_Element(TYPE_VARCHAR, "Matkovic", tblName, "lastname", row_root);
Ak_Insert_New_Element(TYPE_INT, &year, tblName, "year", row_root);
Ak_Insert_New_Element(TYPE_FLOAT, &weight, tblName, "weight", row_root);
Ak_insert_row(row_root);
mbr++;
year++;
weight += 0.75;
Ak_DeleteAll_L3(&row_root);
Ak_Insert_New_Element(TYPE_INT, &mbr, tblName, "mbr", row_root);
Ak_Insert_New_Element(TYPE_VARCHAR, "Ivana", tblName, "firstname", row_root);
Ak_Insert_New_Element(TYPE_VARCHAR, "Ivic", tblName, "lastname", row_root);
Ak_Insert_New_Element(TYPE_INT, &year, tblName, "year", row_root);
Ak_Insert_New_Element(TYPE_FLOAT, &weight, tblName, "weight", row_root);
Ak_insert_row(row_root);
mbr++;
year++;
weight += 0.75;
Ak_DeleteAll_L3(&row_root);
Ak_Insert_New_Element(TYPE_INT, &mbr, tblName, "mbr", row_root);
Ak_Insert_New_Element(TYPE_VARCHAR, "John", tblName, "firstname", row_root);
Ak_Insert_New_Element(TYPE_VARCHAR, "Smith", tblName, "lastname", row_root);
Ak_Insert_New_Element(TYPE_INT, &year, tblName, "year", row_root);
Ak_Insert_New_Element(TYPE_FLOAT, &weight, tblName, "weight", row_root);
Ak_insert_row(row_root);
mbr++;
year++;
weight += 0.75;
Ak_DeleteAll_L3(&row_root);
Ak_Insert_New_Element(TYPE_INT, &mbr, tblName, "mbr", row_root);
Ak_Insert_New_Element(TYPE_VARCHAR, "William", tblName, "firstname", row_root);
Ak_Insert_New_Element(TYPE_VARCHAR, "Brown", tblName, "lastname", row_root);
Ak_Insert_New_Element(TYPE_INT, &year, tblName, "year", row_root);
Ak_Insert_New_Element(TYPE_FLOAT, &weight, tblName, "weight", row_root);
Ak_insert_row(row_root);
mbr++;
year++;
weight += 0.75;
Ak_DeleteAll_L3(&row_root);
Ak_Insert_New_Element(TYPE_INT, &mbr, tblName, "mbr", row_root);
Ak_Insert_New_Element(TYPE_VARCHAR, "David", tblName, "firstname", row_root);
Ak_Insert_New_Element(TYPE_VARCHAR, "Jones", tblName, "lastname", row_root);
Ak_Insert_New_Element(TYPE_INT, &year, tblName, "year", row_root);
Ak_Insert_New_Element(TYPE_FLOAT, &weight, tblName, "weight", row_root);
Ak_insert_row(row_root);
mbr++;
year++;
weight += 0.75;
Ak_DeleteAll_L3(&row_root);
Ak_Insert_New_Element(TYPE_INT, &mbr, tblName, "mbr", row_root);
Ak_Insert_New_Element(TYPE_VARCHAR, "Robert", tblName, "firstname", row_root);
Ak_Insert_New_Element(TYPE_VARCHAR, "White", tblName, "lastname", row_root);
Ak_Insert_New_Element(TYPE_INT, &year, tblName, "year", row_root);
Ak_Insert_New_Element(TYPE_FLOAT, &weight, tblName, "weight", row_root);
Ak_insert_row(row_root);
mbr++;
year++;
weight += 0.75;
Ak_DeleteAll_L3(&row_root);
Ak_Insert_New_Element(TYPE_INT, &mbr, tblName, "mbr", row_root);
Ak_Insert_New_Element(TYPE_VARCHAR, "James", tblName, "firstname", row_root);
Ak_Insert_New_Element(TYPE_VARCHAR, "Jones", tblName, "lastname", row_root);
Ak_Insert_New_Element(TYPE_INT, &year, tblName, "year", row_root);
Ak_Insert_New_Element(TYPE_FLOAT, &weight, tblName, "weight", row_root);
Ak_insert_row(row_root);
mbr++;
year++;
weight += 0.75;
Ak_DeleteAll_L3(&row_root);
Ak_Insert_New_Element(TYPE_INT, &mbr, tblName, "mbr", row_root);
Ak_Insert_New_Element(TYPE_VARCHAR, "Jack", tblName, "firstname", row_root);
Ak_Insert_New_Element(TYPE_VARCHAR, "Moore", tblName, "lastname", row_root);
Ak_Insert_New_Element(TYPE_INT, &year, tblName, "year", row_root);
Ak_Insert_New_Element(TYPE_FLOAT, &weight, tblName, "weight", row_root);
Ak_insert_row(row_root);
mbr++;
year++;
weight += 0.75;
Ak_DeleteAll_L3(&row_root);
Ak_Insert_New_Element(TYPE_INT, &mbr, tblName, "mbr", row_root);
Ak_Insert_New_Element(TYPE_VARCHAR, "Joseph", tblName, "firstname", row_root);
Ak_Insert_New_Element(TYPE_VARCHAR, "Harris", tblName, "lastname", row_root);
Ak_Insert_New_Element(TYPE_INT, &year, tblName, "year", row_root);
Ak_Insert_New_Element(TYPE_FLOAT, &weight, tblName, "weight", row_root);
Ak_insert_row(row_root);
mbr++;
year++;
weight += 0.75;
Ak_DeleteAll_L3(&row_root);
Ak_Insert_New_Element(TYPE_INT, &mbr, tblName, "mbr", row_root);
Ak_Insert_New_Element(TYPE_VARCHAR, "Richard", tblName, "firstname", row_root);
Ak_Insert_New_Element(TYPE_VARCHAR, "Thomas", tblName, "lastname", row_root);
Ak_Insert_New_Element(TYPE_INT, &year, tblName, "year", row_root);
Ak_Insert_New_Element(TYPE_FLOAT, &weight, tblName, "weight", row_root);
Ak_insert_row(row_root);
mbr++;
year++;
weight += 0.75;
Ak_DeleteAll_L3(&row_root);
Ak_Insert_New_Element(TYPE_INT, &mbr, tblName, "mbr", row_root);
Ak_Insert_New_Element(TYPE_VARCHAR, "Daniel", tblName, "firstname", row_root);
Ak_Insert_New_Element(TYPE_VARCHAR, "Jackson", tblName, "lastname", row_root);
Ak_Insert_New_Element(TYPE_INT, &year, tblName, "year", row_root);
Ak_Insert_New_Element(TYPE_FLOAT, &weight, tblName, "weight", row_root);
Ak_insert_row(row_root);
mbr++;
year++;
weight += 0.75;
Ak_DeleteAll_L3(&row_root);
Ak_Insert_New_Element(TYPE_INT, &mbr, tblName, "mbr", row_root);
Ak_Insert_New_Element(TYPE_VARCHAR, "Martin", tblName, "firstname", row_root);
Ak_Insert_New_Element(TYPE_VARCHAR, "Clark", tblName, "lastname", row_root);
Ak_Insert_New_Element(TYPE_INT, &year, tblName, "year", row_root);
Ak_Insert_New_Element(TYPE_FLOAT, &weight, tblName, "weight", row_root);
Ak_insert_row(row_root);
mbr++;
year++;
weight += 0.75;
Ak_DeleteAll_L3(&row_root);
Ak_Insert_New_Element(TYPE_INT, &mbr, tblName, "mbr", row_root);
Ak_Insert_New_Element(TYPE_VARCHAR, "Joe", tblName, "firstname", row_root);
Ak_Insert_New_Element(TYPE_VARCHAR, "Davis", tblName, "lastname", row_root);
Ak_Insert_New_Element(TYPE_INT, &year, tblName, "year", row_root);
Ak_Insert_New_Element(TYPE_FLOAT, &weight, tblName, "weight", row_root);
Ak_insert_row(row_root);
mbr++;
year++;
weight += 0.75;
Ak_DeleteAll_L3(&row_root);
Ak_Insert_New_Element(TYPE_INT, &mbr, tblName, "mbr", row_root);
Ak_Insert_New_Element(TYPE_VARCHAR, "Paul", tblName, "firstname", row_root);
Ak_Insert_New_Element(TYPE_VARCHAR, "Lee", tblName, "lastname", row_root);
Ak_Insert_New_Element(TYPE_INT, &year, tblName, "year", row_root);
Ak_Insert_New_Element(TYPE_FLOAT, &weight, tblName, "weight", row_root);
Ak_insert_row(row_root);
mbr++;
year++;
weight += 0.75;
Ak_DeleteAll_L3(&row_root);
Ak_Insert_New_Element(TYPE_INT, &mbr, tblName, "mbr", row_root);
Ak_Insert_New_Element(TYPE_VARCHAR, "Steve", tblName, "firstname", row_root);
Ak_Insert_New_Element(TYPE_VARCHAR, "Parker", tblName, "lastname", row_root);
Ak_Insert_New_Element(TYPE_INT, &year, tblName, "year", row_root);
Ak_Insert_New_Element(TYPE_FLOAT, &weight, tblName, "weight", row_root);
Ak_insert_row(row_root);
AK_print_table(tblName);
Ak_DeleteAll_L3(&row_root);
//-------------------------------------------------------------------------------------------------------
//--------------------------------------> CREATE TABLE 'PROFESSOR' <-------------------------------------
//create header
AK_header t_header2[ MAX_ATTRIBUTES ];
temp = (AK_header*) AK_create_header("id_prof", TYPE_INT, FREE_INT, FREE_CHAR, FREE_CHAR);
memcpy(t_header2, temp, sizeof ( AK_header));
AK_free(temp);
temp = (AK_header*) AK_create_header("firstname", TYPE_VARCHAR, FREE_INT, FREE_CHAR, FREE_CHAR);
memcpy(t_header2 + 1, temp, sizeof ( AK_header));
AK_free(temp);
temp = (AK_header*) AK_create_header("lastname", TYPE_VARCHAR, FREE_INT, FREE_CHAR, FREE_CHAR);
memcpy(t_header2 + 2, temp, sizeof ( AK_header));
AK_free(temp);
temp = (AK_header*) AK_create_header("tel", TYPE_INT, FREE_INT, FREE_CHAR, FREE_CHAR);
memcpy(t_header2 + 3, temp, sizeof ( AK_header));
AK_free(temp);
temp = (AK_header*) AK_create_header("email", TYPE_VARCHAR, FREE_INT, FREE_CHAR, FREE_CHAR);
memcpy(t_header2 + 4, temp, sizeof ( AK_header));
AK_free(temp);
temp = (AK_header*) AK_create_header("web_page", TYPE_VARCHAR, FREE_INT, FREE_CHAR, FREE_CHAR);
memcpy(t_header2 + 5, temp, sizeof ( AK_header));
AK_free(temp);
memset(t_header2 + 6, 0, MAX_ATTRIBUTES - 6);
//create table
tblName = "professor";
startAddress = AK_initialize_new_segment(tblName, SEGMENT_TYPE_TABLE, t_header2);
if (startAddress != EXIT_ERROR)
printf("\nTABLE %s CREATED!\n", tblName);
//row_root = (element) AK_malloc(sizeof (list));
Ak_Init_L3(&row_root);
id_prof = 35890;
id_prof++;
Ak_DeleteAll_L3(&row_root);
Ak_Insert_New_Element(TYPE_INT, &id_prof, tblName, "id_prof", row_root);
Ak_Insert_New_Element(TYPE_VARCHAR, "Miroslav", tblName, "firstname", row_root);
Ak_Insert_New_Element(TYPE_VARCHAR, "Baca", tblName, "lastname", row_root);
Ak_Insert_New_Element(TYPE_INT, "042390873", tblName, "tel", row_root);
Ak_Insert_New_Element(TYPE_VARCHAR, "*****@*****.**", tblName, "email", row_root);
Ak_Insert_New_Element(TYPE_VARCHAR, "www.foi.hr/nastavnici/baca.miroslav/", tblName, "web_page", row_root);
Ak_insert_row(row_root);
id_prof++;
Ak_DeleteAll_L3(&row_root);
Ak_Insert_New_Element(TYPE_INT, &id_prof, tblName, "id_prof", row_root);
Ak_Insert_New_Element(TYPE_VARCHAR, "Igor", tblName, "firstname", row_root);
Ak_Insert_New_Element(TYPE_VARCHAR, "Balaban", tblName, "lastname", row_root);
Ak_Insert_New_Element(TYPE_INT, "000000000", tblName, "tel", row_root);
Ak_Insert_New_Element(TYPE_VARCHAR, "*****@*****.**", tblName, "email", row_root);
Ak_Insert_New_Element(TYPE_VARCHAR, "www.foi.hr/nastavnici/balaban.igor/", tblName, "web_page", row_root);
Ak_insert_row(row_root);
id_prof++;
Ak_DeleteAll_L3(&row_root);
Ak_Insert_New_Element(TYPE_INT, &id_prof, tblName, "id_prof", row_root);
Ak_Insert_New_Element(TYPE_VARCHAR, "Antun", tblName, "firstname", row_root);
Ak_Insert_New_Element(TYPE_VARCHAR, "Brumnic", tblName, "lastname", row_root);
Ak_Insert_New_Element(TYPE_INT, "042213777", tblName, "tel", row_root);
Ak_Insert_New_Element(TYPE_VARCHAR, "*****@*****.**", tblName, "email", row_root);
Ak_Insert_New_Element(TYPE_VARCHAR, "www.foi.hr/nastavnici/brumnic.antun/", tblName, "web_page", row_root);
Ak_insert_row(row_root);
id_prof++;
Ak_DeleteAll_L3(&row_root);
Ak_Insert_New_Element(TYPE_INT, &id_prof, tblName, "id_prof", row_root);
Ak_Insert_New_Element(TYPE_VARCHAR, "Mirko", tblName, "firstname", row_root);
Ak_Insert_New_Element(TYPE_VARCHAR, "Cubrilo", tblName, "lastname", row_root);
Ak_Insert_New_Element(TYPE_INT, "042213777", tblName, "tel", row_root);
Ak_Insert_New_Element(TYPE_VARCHAR, "*****@*****.**", tblName, "email", row_root);
Ak_Insert_New_Element(TYPE_VARCHAR, "www.foi.hr/nastavnici/cubrilo.mirko/", tblName, "web_page", row_root);
Ak_insert_row(row_root);
id_prof++;
Ak_DeleteAll_L3(&row_root);
Ak_Insert_New_Element(TYPE_INT, &id_prof, tblName, "id_prof", row_root);
Ak_Insert_New_Element(TYPE_VARCHAR, "Dragutin", tblName, "firstname", row_root);
Ak_Insert_New_Element(TYPE_VARCHAR, "Kermek", tblName, "lastname", row_root);
Ak_Insert_New_Element(TYPE_INT, "042213777", tblName, "tel", row_root);
Ak_Insert_New_Element(TYPE_VARCHAR, "*****@*****.**", tblName, "email", row_root);
Ak_Insert_New_Element(TYPE_VARCHAR, "www.foi.hr/nastavnici/kermek.dragutin/", tblName, "web_page", row_root);
Ak_insert_row(row_root);
id_prof++;
Ak_DeleteAll_L3(&row_root);
Ak_Insert_New_Element(TYPE_INT, &id_prof, tblName, "id_prof", row_root);
Ak_Insert_New_Element(TYPE_VARCHAR, "Tonimir", tblName, "firstname", row_root);
Ak_Insert_New_Element(TYPE_VARCHAR, "Kisasondi", tblName, "lastname", row_root);
Ak_Insert_New_Element(TYPE_INT, "042213777", tblName, "tel", row_root);
Ak_Insert_New_Element(TYPE_VARCHAR, "*****@*****.**", tblName, "email", row_root);
Ak_Insert_New_Element(TYPE_VARCHAR, "www.foi.hr/nastavnici/kisasondi.tonimir/", tblName, "web_page", row_root);
Ak_insert_row(row_root);
id_prof++;
Ak_DeleteAll_L3(&row_root);
Ak_Insert_New_Element(TYPE_INT, &id_prof, tblName, "id_prof", row_root);
Ak_Insert_New_Element(TYPE_VARCHAR, "Alen", tblName, "firstname", row_root);
Ak_Insert_New_Element(TYPE_VARCHAR, "Lovrencic", tblName, "lastname", row_root);
Ak_Insert_New_Element(TYPE_INT, "042390866", tblName, "tel", row_root);
Ak_Insert_New_Element(TYPE_VARCHAR, "*****@*****.**", tblName, "email", row_root);
Ak_Insert_New_Element(TYPE_VARCHAR, "www.foi.hr/nastavnici/lovrencic.alen/", tblName, "web_page", row_root);
Ak_insert_row(row_root);
id_prof++;
Ak_DeleteAll_L3(&row_root);
Ak_Insert_New_Element(TYPE_INT, &id_prof, tblName, "id_prof", row_root);
Ak_Insert_New_Element(TYPE_VARCHAR, "Markus", tblName, "firstname", row_root);
Ak_Insert_New_Element(TYPE_VARCHAR, "Schatten", tblName, "lastname", row_root);
Ak_Insert_New_Element(TYPE_INT, "042390892", tblName, "tel", row_root);
Ak_Insert_New_Element(TYPE_VARCHAR, "*****@*****.**", tblName, "email", row_root);
Ak_Insert_New_Element(TYPE_VARCHAR, "www.foi.hr/nastavnici/schatten.markus/", tblName, "web_page", row_root);
Ak_insert_row(row_root);
id_prof++;
Ak_DeleteAll_L3(&row_root);
Ak_Insert_New_Element(TYPE_INT, &id_prof, tblName, "id_prof", row_root);
Ak_Insert_New_Element(TYPE_VARCHAR, "Neven", tblName, "firstname", row_root);
Ak_Insert_New_Element(TYPE_VARCHAR, "Vrcek", tblName, "lastname", row_root);
Ak_Insert_New_Element(TYPE_INT, "042390892", tblName, "tel", row_root);
Ak_Insert_New_Element(TYPE_VARCHAR, "*****@*****.**", tblName, "email", row_root);
Ak_Insert_New_Element(TYPE_VARCHAR, "www.foi.hr/nastavnici/vrcek.neven/", tblName, "web_page", row_root);
Ak_insert_row(row_root);
AK_print_table(tblName);
//-------------------------------------------------------------------------------------------------------
//--------------------------------------> CREATE TABLE 'PROFESSOR2' <-------------------------------------
//create header
temp = (AK_header*) AK_create_header("id_prof", TYPE_INT, FREE_INT, FREE_CHAR, FREE_CHAR);
memcpy(t_header2, temp, sizeof ( AK_header));
AK_free(temp);
temp = (AK_header*) AK_create_header("firstname", TYPE_VARCHAR, FREE_INT, FREE_CHAR, FREE_CHAR);
memcpy(t_header2 + 1, temp, sizeof ( AK_header));
AK_free(temp);
temp = (AK_header*) AK_create_header("lastname", TYPE_VARCHAR, FREE_INT, FREE_CHAR, FREE_CHAR);
memcpy(t_header2 + 2, temp, sizeof ( AK_header));
AK_free(temp);
temp = (AK_header*) AK_create_header("tel", TYPE_INT, FREE_INT, FREE_CHAR, FREE_CHAR);
memcpy(t_header2 + 3, temp, sizeof ( AK_header));
AK_free(temp);
memset(t_header2 + 4, 0, MAX_ATTRIBUTES - 4);
//create table
tblName = "professor2";
startAddress = AK_initialize_new_segment(tblName, SEGMENT_TYPE_TABLE, t_header2);
if (startAddress != EXIT_ERROR)
printf("\nTABLE %s CREATED!\n", tblName);
//row_root = (element) AK_malloc(sizeof (list));
Ak_DeleteAll_L3(&row_root);
Ak_Init_L3(&row_root);
id_prof = 35890;
id_prof++;
//Ak_DeleteAll_L3(&row_root);
Ak_Insert_New_Element(TYPE_INT, &id_prof, tblName, "id_prof", row_root);
Ak_Insert_New_Element(TYPE_VARCHAR, "Miroslav", tblName, "firstname", row_root);
Ak_Insert_New_Element(TYPE_VARCHAR, "Baca", tblName, "lastname", row_root);
Ak_Insert_New_Element(TYPE_INT, "042390873", tblName, "tel", row_root);
Ak_insert_row(row_root);
id_prof++;
Ak_DeleteAll_L3(&row_root);
Ak_Insert_New_Element(TYPE_INT, &id_prof, tblName, "id_prof", row_root);
Ak_Insert_New_Element(TYPE_VARCHAR, "Igor", tblName, "firstname", row_root);
Ak_Insert_New_Element(TYPE_VARCHAR, "Balaban", tblName, "lastname", row_root);
Ak_Insert_New_Element(TYPE_INT, "000000000", tblName, "tel", row_root);
Ak_insert_row(row_root);
id_prof++;
Ak_DeleteAll_L3(&row_root);
Ak_Insert_New_Element(TYPE_INT, &id_prof, tblName, "id_prof", row_root);
Ak_Insert_New_Element(TYPE_VARCHAR, "Antun", tblName, "firstname", row_root);
Ak_Insert_New_Element(TYPE_VARCHAR, "Brumnic", tblName, "lastname", row_root);
Ak_Insert_New_Element(TYPE_INT, "042213777", tblName, "tel", row_root);
Ak_insert_row(row_root);
id_prof++;
Ak_DeleteAll_L3(&row_root);
Ak_Insert_New_Element(TYPE_INT, &id_prof, tblName, "id_prof", row_root);
Ak_Insert_New_Element(TYPE_VARCHAR, "Mirko", tblName, "firstname", row_root);
Ak_Insert_New_Element(TYPE_VARCHAR, "Cubrilo", tblName, "lastname", row_root);
Ak_Insert_New_Element(TYPE_INT, "042213777", tblName, "tel", row_root);
Ak_insert_row(row_root);
id_prof++;
Ak_DeleteAll_L3(&row_root);
Ak_Insert_New_Element(TYPE_INT, &id_prof, tblName, "id_prof", row_root);
Ak_Insert_New_Element(TYPE_VARCHAR, "Dragutin", tblName, "firstname", row_root);
Ak_Insert_New_Element(TYPE_VARCHAR, "Kermek", tblName, "lastname", row_root);
Ak_Insert_New_Element(TYPE_INT, "042213777", tblName, "tel", row_root);
Ak_insert_row(row_root);
id_prof++;
Ak_DeleteAll_L3(&row_root);
Ak_Insert_New_Element(TYPE_INT, &id_prof, tblName, "id_prof", row_root);
Ak_Insert_New_Element(TYPE_VARCHAR, "Tonimir", tblName, "firstname", row_root);
Ak_Insert_New_Element(TYPE_VARCHAR, "Kisasondi", tblName, "lastname", row_root);
Ak_Insert_New_Element(TYPE_INT, "042213777", tblName, "tel", row_root);
Ak_insert_row(row_root);
id_prof++;
Ak_DeleteAll_L3(&row_root);
Ak_Insert_New_Element(TYPE_INT, &id_prof, tblName, "id_prof", row_root);
Ak_Insert_New_Element(TYPE_VARCHAR, "Alen", tblName, "firstname", row_root);
Ak_Insert_New_Element(TYPE_VARCHAR, "Lovrencic", tblName, "lastname", row_root);
Ak_Insert_New_Element(TYPE_INT, "042390866", tblName, "tel", row_root);
Ak_insert_row(row_root);
id_prof++;
Ak_DeleteAll_L3(&row_root);
Ak_Insert_New_Element(TYPE_INT, &id_prof, tblName, "id_prof", row_root);
Ak_Insert_New_Element(TYPE_VARCHAR, "Markus", tblName, "firstname", row_root);
Ak_Insert_New_Element(TYPE_VARCHAR, "Schatten", tblName, "lastname", row_root);
Ak_Insert_New_Element(TYPE_INT, "042390892", tblName, "tel", row_root);
Ak_insert_row(row_root);
id_prof++;
Ak_DeleteAll_L3(&row_root);
Ak_Insert_New_Element(TYPE_INT, &id_prof, tblName, "id_prof", row_root);
Ak_Insert_New_Element(TYPE_VARCHAR, "Neven", tblName, "firstname", row_root);
Ak_Insert_New_Element(TYPE_VARCHAR, "Vrcek", tblName, "lastname", row_root);
Ak_Insert_New_Element(TYPE_INT, "042390892", tblName, "tel", row_root);
Ak_insert_row(row_root);
AK_print_table(tblName);
Ak_DeleteAll_L3(&row_root);
//-------------------------------------------------------------------------------------------------------
//--------------------------------------> CREATE TABLE 'ASSISTANT' <-------------------------------------
//create table, same header as professor for intersect test
AK_header t_header3[ MAX_ATTRIBUTES ];
temp = (AK_header*) AK_create_header("id_prof", TYPE_INT, FREE_INT, FREE_CHAR, FREE_CHAR);
memcpy(t_header3, temp, sizeof ( AK_header));
AK_free(temp);
temp = (AK_header*) AK_create_header("firstname", TYPE_VARCHAR, FREE_INT, FREE_CHAR, FREE_CHAR);
memcpy(t_header3 + 1, temp, sizeof ( AK_header));
AK_free(temp);
temp = (AK_header*) AK_create_header("lastname", TYPE_VARCHAR, FREE_INT, FREE_CHAR, FREE_CHAR);
memcpy(t_header3 + 2, temp, sizeof ( AK_header));
AK_free(temp);
temp = (AK_header*) AK_create_header("tel", TYPE_INT, FREE_INT, FREE_CHAR, FREE_CHAR);
memcpy(t_header3 + 3, temp, sizeof ( AK_header));
AK_free(temp);
temp = (AK_header*) AK_create_header("email", TYPE_VARCHAR, FREE_INT, FREE_CHAR, FREE_CHAR);
memcpy(t_header3 + 4, temp, sizeof ( AK_header));
AK_free(temp);
temp = (AK_header*) AK_create_header("web_page", TYPE_VARCHAR, FREE_INT, FREE_CHAR, FREE_CHAR);
memcpy(t_header3 + 5, temp, sizeof ( AK_header));
AK_free(temp);
memset(t_header3 + 6, 0, MAX_ATTRIBUTES - 6);
tblName = "assistant";
startAddress = AK_initialize_new_segment(tblName, SEGMENT_TYPE_TABLE, t_header3);
if (startAddress != EXIT_ERROR)
printf("\nTABLE %s CREATED!\n", tblName);
//row_root = (element) AK_malloc(sizeof (list));
Ak_Init_L3(&row_root);
id_prof = 35892;
Ak_DeleteAll_L3(&row_root);
Ak_Insert_New_Element(TYPE_INT, &id_prof, tblName, "id_prof", row_root);
Ak_Insert_New_Element(TYPE_VARCHAR, "Igor", tblName, "firstname", row_root);
Ak_Insert_New_Element(TYPE_VARCHAR, "Balaban", tblName, "lastname", row_root);
Ak_Insert_New_Element(TYPE_INT, "000000000", tblName, "tel", row_root);
Ak_Insert_New_Element(TYPE_VARCHAR, "*****@*****.**", tblName, "email", row_root);
Ak_Insert_New_Element(TYPE_VARCHAR, "www.foi.hr/nastavnici/balaban.igor/", tblName, "web_page", row_root);
Ak_insert_row(row_root);
id_prof = 35896;
Ak_DeleteAll_L3(&row_root);
Ak_Insert_New_Element(TYPE_INT, &id_prof, tblName, "id_prof", row_root);
Ak_Insert_New_Element(TYPE_VARCHAR, "Tonimir", tblName, "firstname", row_root);
Ak_Insert_New_Element(TYPE_VARCHAR, "Kisasondi", tblName, "lastname", row_root);
Ak_Insert_New_Element(TYPE_INT, "042213777", tblName, "tel", row_root);
Ak_Insert_New_Element(TYPE_VARCHAR, "*****@*****.**", tblName, "email", row_root);
Ak_Insert_New_Element(TYPE_VARCHAR, "www.foi.hr/nastavnici/kisasondi.tonimir/", tblName, "web_page", row_root);
Ak_insert_row(row_root);
id_prof = 35898;
Ak_DeleteAll_L3(&row_root);
Ak_Insert_New_Element(TYPE_INT, &id_prof, tblName, "id_prof", row_root);
Ak_Insert_New_Element(TYPE_VARCHAR, "Markus", tblName, "firstname", row_root);
Ak_Insert_New_Element(TYPE_VARCHAR, "Schatten", tblName, "lastname", row_root);
Ak_Insert_New_Element(TYPE_INT, "042390892", tblName, "tel", row_root);
Ak_Insert_New_Element(TYPE_VARCHAR, "*****@*****.**", tblName, "email", row_root);
Ak_Insert_New_Element(TYPE_VARCHAR, "www.foi.hr/nastavnici/schatten.markus/", tblName, "web_page", row_root);
Ak_insert_row(row_root);
id_prof = 35899;
Ak_DeleteAll_L3(&row_root);
Ak_Insert_New_Element(TYPE_INT, &id_prof, tblName, "id_prof", row_root);
Ak_Insert_New_Element(TYPE_VARCHAR, "Miran", tblName, "firstname", row_root);
Ak_Insert_New_Element(TYPE_VARCHAR, "Zlatović", tblName, "lastname", row_root);
Ak_Insert_New_Element(TYPE_INT, "042390858", tblName, "tel", row_root);
Ak_Insert_New_Element(TYPE_VARCHAR, "*****@*****.**", tblName, "email", row_root);
Ak_Insert_New_Element(TYPE_VARCHAR, "www.foi.hr/nastavnici/zlatovic.miran/index.html", tblName, "web_page", row_root);
Ak_insert_row(row_root);
AK_print_table(tblName);
//-------------------------------------------------------------------------------------------------------
//--------------------------------------> CREATE TABLE 'EMPLOYEE' <--------------------------------------
//create header
AK_header t_header4[ MAX_ATTRIBUTES ];
temp = (AK_header*) AK_create_header("id_prof", TYPE_INT, FREE_INT, FREE_CHAR, FREE_CHAR);
memcpy(t_header4, temp, sizeof ( AK_header));
AK_free(temp);
temp = (AK_header*) AK_create_header("id_department", TYPE_INT, FREE_INT, FREE_CHAR, FREE_CHAR);
memcpy(t_header4 + 1, temp, sizeof ( AK_header));
AK_free(temp);
memset(t_header4 + 2, 0, MAX_ATTRIBUTES - 2);
//create table
tblName = "employee";
startAddress = AK_initialize_new_segment(tblName, SEGMENT_TYPE_TABLE, t_header4);
if (startAddress != EXIT_ERROR)
printf("\nTABLE %s CREATED!\n", tblName);
//row_root = (element) AK_malloc(sizeof (list));
Ak_DeleteAll_L3(&row_root);
Ak_Init_L3(&row_root);
id_prof = 35890;
id_department = 1;
id_prof++;
Ak_DeleteAll_L3(&row_root);
Ak_Insert_New_Element(TYPE_INT, &id_prof, tblName, "id_prof", row_root);
Ak_Insert_New_Element(TYPE_INT, &id_department, tblName, "id_department", row_root);
Ak_insert_row(row_root);
id_prof++;
id_department++;
Ak_DeleteAll_L3(&row_root);
Ak_Insert_New_Element(TYPE_INT, &id_prof, tblName, "id_prof", row_root);
Ak_Insert_New_Element(TYPE_INT, &id_department, tblName, "id_department", row_root);
Ak_insert_row(row_root);
id_prof++;
id_department++;
Ak_DeleteAll_L3(&row_root);
Ak_Insert_New_Element(TYPE_INT, &id_prof, tblName, "id_prof", row_root);
Ak_Insert_New_Element(TYPE_INT, &id_department, tblName, "id_department", row_root);
Ak_insert_row(row_root);
id_prof++;
id_department++;
Ak_DeleteAll_L3(&row_root);
Ak_Insert_New_Element(TYPE_INT, &id_prof, tblName, "id_prof", row_root);
Ak_Insert_New_Element(TYPE_INT, &id_department, tblName, "id_department", row_root);
Ak_insert_row(row_root);
id_prof++;
id_department++;
Ak_DeleteAll_L3(&row_root);
Ak_Insert_New_Element(TYPE_INT, &id_prof, tblName, "id_prof", row_root);
Ak_Insert_New_Element(TYPE_INT, &id_department, tblName, "id_department", row_root);
Ak_insert_row(row_root);
id_prof++;
id_department++;
Ak_DeleteAll_L3(&row_root);
Ak_Insert_New_Element(TYPE_INT, &id_prof, tblName, "id_prof", row_root);
Ak_Insert_New_Element(TYPE_INT, &id_department, tblName, "id_department", row_root);
Ak_insert_row(row_root);
id_prof++;
id_department++;
Ak_DeleteAll_L3(&row_root);
Ak_Insert_New_Element(TYPE_INT, &id_prof, tblName, "id_prof", row_root);
Ak_Insert_New_Element(TYPE_INT, &id_department, tblName, "id_department", row_root);
Ak_insert_row(row_root);
//don't need id_prof++ here
id_prof++;
//id_department++;
Ak_DeleteAll_L3(&row_root);
Ak_Insert_New_Element(TYPE_INT, &id_prof, tblName, "id_prof", row_root);
Ak_Insert_New_Element(TYPE_INT, &id_department, tblName, "id_department", row_root);
Ak_insert_row(row_root);
AK_print_table(tblName);
//-------------------------------------------------------------------------------------------------------
//-------------------------------------> CREATE TABLE 'DEPARTMENT' <-------------------------------------
//create header
AK_header t_header5[ MAX_ATTRIBUTES ];
temp = (AK_header*) AK_create_header("id_department", TYPE_INT, FREE_INT, FREE_CHAR, FREE_CHAR);
memcpy(t_header5, temp, sizeof ( AK_header));
AK_free(temp);
temp = (AK_header*) AK_create_header("dep_name", TYPE_VARCHAR, FREE_INT, FREE_CHAR, FREE_CHAR);
memcpy(t_header5 + 1, temp, sizeof ( AK_header));
AK_free(temp);
temp = (AK_header*) AK_create_header("manager", TYPE_VARCHAR, FREE_INT, FREE_CHAR, FREE_CHAR);
memcpy(t_header5 + 2, temp, sizeof ( AK_header));
AK_free(temp);
memset(t_header5 + 3, 0, MAX_ATTRIBUTES - 3);
//create table
tblName = "department";
startAddress = AK_initialize_new_segment(tblName, SEGMENT_TYPE_TABLE, t_header5);
if (startAddress != EXIT_ERROR)
printf("\nTABLE %s CREATED!\n", tblName);
/* not needed - row_root is still allocated
AK_free(row_root);
row_root = (struct list_node *) AK_malloc(sizeof (struct list_node));
*/
Ak_DeleteAll_L3(&row_root);
Ak_Init_L3(&row_root);
id_department = 1;
Ak_DeleteAll_L3(&row_root);
Ak_Insert_New_Element(TYPE_INT, &id_department, tblName, "id_department", row_root);
Ak_Insert_New_Element(TYPE_VARCHAR, "Department of Economics", tblName, "dep_name", row_root);
Ak_Insert_New_Element(TYPE_VARCHAR, "Redep", tblName, "manager", row_root);
Ak_insert_row(row_root);
//id_department++;
Ak_DeleteAll_L3(&row_root);
Ak_Insert_New_Element(TYPE_INT, &id_department, tblName, "id_department", row_root);
Ak_Insert_New_Element(TYPE_VARCHAR, "Department of Organization", tblName, "dep_name", row_root);
Ak_Insert_New_Element(TYPE_VARCHAR, "Zugaj", tblName, "manager", row_root);
Ak_insert_row(row_root);
id_department++;
Ak_DeleteAll_L3(&row_root);
Ak_Insert_New_Element(TYPE_INT, &id_department, tblName, "id_department", row_root);
Ak_Insert_New_Element(TYPE_VARCHAR, "Department of Quantitative Methods", tblName, "dep_name", row_root);
Ak_Insert_New_Element(TYPE_VARCHAR, "Kero", tblName, "manager", row_root);
Ak_insert_row(row_root);
/* too long
id_department++;
DeleteAllElements(row_root);
InsertNewElement(TYPE_INT, &id_department, tblName, "id_department", row_root);
InsertNewElement(TYPE_VARCHAR, "Department of theoretical and applied foundations of Information Science", tblName, "dep_name", row_root);
InsertNewElement(TYPE_VARCHAR, "", tblName, "manager", row_root);
insert_row(row_root);*/
//id_department++;
Ak_DeleteAll_L3(&row_root);
Ak_Insert_New_Element(TYPE_INT, &id_department, tblName, "id_department", row_root);
Ak_Insert_New_Element(TYPE_VARCHAR, "Department of Information Technology and Computing", tblName, "dep_name", row_root);
Ak_Insert_New_Element(TYPE_VARCHAR, "Hutinski", tblName, "manager", row_root);
Ak_insert_row(row_root);
id_department++;
Ak_DeleteAll_L3(&row_root);
Ak_Insert_New_Element(TYPE_INT, &id_department, tblName, "id_department", row_root);
Ak_Insert_New_Element(TYPE_VARCHAR, "Department of Information Systems Development", tblName, "dep_name", row_root);
Ak_Insert_New_Element(TYPE_VARCHAR, "Vrcek", tblName, "manager", row_root);
Ak_insert_row(row_root);
/* too long
id_department++;
DeleteAllElements(row_root);
InsertNewElement(TYPE_INT, &id_department, tblName, "id_department", row_root);
InsertNewElement(TYPE_VARCHAR, "Department of foreign languages and general education discipline", tblName, "dep_name", row_root);
InsertNewElement(TYPE_VARCHAR, "", tblName, "manager", row_root);
insert_row(row_root);*/
AK_print_table(tblName);
//-------------------------------------------------------------------------------------------------------
//---------------------------------------> CREATE TABLE 'COURSE' <---------------------------------------
//create header
AK_header t_header6[MAX_ATTRIBUTES];
temp = (AK_header*) AK_create_header("id_course", TYPE_INT, FREE_INT, FREE_CHAR, FREE_CHAR);
memcpy(t_header6, temp, sizeof (AK_header));
AK_free(temp);
temp = (AK_header*) AK_create_header("name", TYPE_VARCHAR, FREE_INT, FREE_CHAR, FREE_CHAR);
memcpy(t_header6 + 1, temp, sizeof (AK_header));
AK_free(temp);
temp = (AK_header*) AK_create_header("category", TYPE_VARCHAR, FREE_INT, FREE_CHAR, FREE_CHAR);
memcpy(t_header6 + 2, temp, sizeof (AK_header));
AK_free(temp);
temp = (AK_header*) AK_create_header("lecturer", TYPE_VARCHAR, FREE_INT, FREE_CHAR, FREE_CHAR);
memcpy(t_header6 + 3, temp, sizeof (AK_header));
AK_free(temp);
temp = (AK_header*) AK_create_header("active", TYPE_INT, FREE_INT, FREE_CHAR, FREE_CHAR);
memcpy(t_header6 + 4, temp, sizeof (AK_header));
AK_free(temp);
memset(t_header6 + 5, '\0', MAX_ATTRIBUTES - 5);
//create table
tblName = "course";
startAddress = AK_initialize_new_segment(tblName, SEGMENT_TYPE_TABLE, t_header6);
if (startAddress != EXIT_ERROR)
printf("\nTABLE %s CREATED!\n", tblName);
Ak_DeleteAll_L3(&row_root);
AK_free(row_root);
AK_EPI;
}
