CAMLprim value mapi_fetch_all_rows_stub(value handle)
{
mapi_int64 nr_rows = (mapi_fetch_all_rows((MapiHdl) handle));
return caml_copy_int64(nr_rows);
}
int
main(int argc, char **argv)
{
Mapi dbh;
MapiHdl hdl = NULL;
mapi_int64 rows;
if (argc != 4) {
printf("usage:%s <host> <port> <language>\n", argv[0]);
exit(-1);
}
dbh = mapi_connect(argv[1], atoi(argv[2]), "monetdb", "monetdb", argv[3], NULL);
if (dbh == NULL || mapi_error(dbh))
die(dbh, hdl);
mapi_cache_limit(dbh, 2);
/* mapi_trace_log(dbh, "/tmp/mapilog"); */
/* mapi_trace(dbh, 1); */
if (strcmp(argv[3], "sql") == 0) {
/* switch of autocommit */
if (mapi_setAutocommit(dbh, 0) != MOK || mapi_error(dbh))
die(dbh,NULL);
if ((hdl = mapi_query(dbh, "create table emp(name varchar(20), age int)")) == NULL || mapi_error(dbh))
die(dbh, hdl);
if (mapi_close_handle(hdl) != MOK)
die(dbh, hdl);
if ((hdl = mapi_query(dbh, "insert into emp values('John', 23)")) == NULL || mapi_error(dbh))
die(dbh, hdl);
if (mapi_close_handle(hdl) != MOK)
die(dbh, hdl);
if ((hdl = mapi_query(dbh, "insert into emp values('Mary', 22)")) == NULL || mapi_error(dbh))
die(dbh, hdl);
if (mapi_close_handle(hdl) != MOK)
die(dbh, hdl);
if ((hdl = mapi_query(dbh, "select * from emp")) == NULL || mapi_error(dbh))
die(dbh, hdl);
rows = mapi_fetch_all_rows(hdl);
if (mapi_error(dbh))
die(dbh, hdl);
printf("rows received " LLFMT "\n", rows);
while (mapi_fetch_row(hdl)) {
char *nme = mapi_fetch_field(hdl, 0);
char *age = mapi_fetch_field(hdl, 1);
printf("%s is %s\n", nme, age);
}
} else if (strcmp(argv[3], "mal") == 0) {
if ((hdl = mapi_query(dbh, "emp := bat.new(:oid,:str);")) == NULL || mapi_error(dbh))
die(dbh, hdl);
if ((hdl = mapi_query(dbh, "age := bat.new(:oid,:int);")) == NULL || mapi_error(dbh))
die(dbh, hdl);
if (mapi_close_handle(hdl) != MOK)
die(dbh, hdl);
if ((hdl = mapi_query(dbh, "bat.append(emp, \"John\");")) == NULL || mapi_error(dbh))
die(dbh, hdl);
if ((hdl = mapi_query(dbh, "bat.append(age, 23);")) == NULL || mapi_error(dbh))
die(dbh, hdl);
if (mapi_close_handle(hdl) != MOK)
die(dbh, hdl);
if ((hdl = mapi_query(dbh, "bat.append(emp, \"Mary\");")) == NULL || mapi_error(dbh))
die(dbh, hdl);
if ((hdl = mapi_query(dbh, "bat.append(age, 22);")) == NULL || mapi_error(dbh))
die(dbh, hdl);
if (mapi_close_handle(hdl) != MOK)
die(dbh, hdl);
if ((hdl = mapi_query(dbh, "io.print(emp,age);")) == NULL || mapi_error(dbh))
die(dbh, hdl);
rows = mapi_fetch_all_rows(hdl);
if (mapi_error(dbh))
die(dbh, hdl);
printf("rows received " LLFMT "\n", rows);
while (mapi_fetch_row(hdl)) {
char *nme = mapi_fetch_field(hdl, 1);
char *age = mapi_fetch_field(hdl, 2);
printf("%s is %s\n", nme, age);
}
} else {
fprintf(stderr, "%s: unknown language, only mal and sql supported\n", argv[0]);
exit(1);
}
if (mapi_error(dbh))
die(dbh, hdl);
/* mapi_stat(dbh);
printf("mapi_ping %d\n",mapi_ping(dbh)); */
if (mapi_close_handle(hdl) != MOK)
die(dbh, hdl);
mapi_destroy(dbh);
return 0;
}
int
main(int argc, char **argv)
{
Mapi dbh;
MapiHdl hdl = NULL;
mapi_int64 rows, i;
char *parm[] = { "peter", 0 };
char *parm2[] = { "25", 0 };
int j;
if (argc != 4) {
printf("usage:%s <host> <port> <language>\n", argv[0]);
exit(-1);
}
dbh = mapi_connect(argv[1], atoi(argv[2]), "monetdb", "monetdb", argv[3], NULL);
if (dbh == NULL || mapi_error(dbh))
die(dbh, hdl);
/* mapi_trace(dbh, 1); */
if (strcmp(argv[3], "sql") == 0) {
/* switch of autocommit */
if (mapi_setAutocommit(dbh, 0) != MOK || mapi_error(dbh))
die(dbh,NULL);
if ((hdl = mapi_query(dbh, "create table emp(name varchar(20), age int)")) == NULL || mapi_error(dbh))
die(dbh, hdl);
if (mapi_close_handle(hdl) != MOK)
die(dbh, hdl);
if ((hdl = mapi_query(dbh, "insert into emp values('John', 23)")) == NULL || mapi_error(dbh))
die(dbh, hdl);
if (mapi_close_handle(hdl) != MOK)
die(dbh, hdl);
if ((hdl = mapi_query(dbh, "insert into emp values('Mary', 22)")) == NULL || mapi_error(dbh))
die(dbh, hdl);
if (mapi_close_handle(hdl) != MOK)
die(dbh, hdl);
if ((hdl = mapi_query(dbh, "select * from emp")) == NULL || mapi_error(dbh))
die(dbh, hdl);
} else if (strcmp(argv[3], "mal") == 0) {
if ((hdl = mapi_query(dbh, "emp := bat.new(:oid,:str);")) == NULL || mapi_error(dbh))
die(dbh, hdl);
if ((hdl = mapi_query(dbh, "age := bat.new(:oid,:int);")) == NULL || mapi_error(dbh))
die(dbh, hdl);
if (mapi_close_handle(hdl) != MOK)
die(dbh, hdl);
if ((hdl = mapi_query_array(dbh, "bat.append(emp,\"?\");", parm)) == NULL || mapi_error(dbh))
die(dbh, hdl);
if ((hdl = mapi_query_array(dbh, "bat.append(age,?);", parm2)) == NULL || mapi_error(dbh))
die(dbh, hdl);
if (mapi_close_handle(hdl) != MOK)
die(dbh, hdl);
if ((hdl = mapi_query(dbh, "io.print(emp,age);")) == NULL || mapi_error(dbh))
die(dbh, hdl);
} else {
fprintf(stderr, "%s: unknown language, only mal and sql supported\n", argv[0]);
exit(1);
}
/* Retrieve all tuples in the client cache first */
rows = mapi_fetch_all_rows(hdl);
if (mapi_error(dbh))
die(dbh, hdl);
printf("rows received " LLFMT " with %d fields\n", rows, mapi_get_field_count(hdl));
/* Interpret the cache as a two-dimensional array */
for (i = 0; i < rows; i++) {
if (mapi_seek_row(hdl, i, MAPI_SEEK_SET) || mapi_fetch_row(hdl) == 0)
break;
for (j = 0; j < mapi_get_field_count(hdl); j++) {
printf("%s=%s ", mapi_get_name(hdl, j), mapi_fetch_field(hdl, j));
}
printf("\n");
}
if (mapi_error(dbh))
die(dbh, hdl);
if (mapi_close_handle(hdl) != MOK)
die(dbh, hdl);
mapi_destroy(dbh);
return 0;
}
