/**
 * Store an item into the database. Update the CAS id on the item before
 * storing it in the database.
 *
 * @param trx the transaction to use
 * @param item the item to store
 * @return true if we can go ahead and commit the transaction, false otherwise
 */
static bool do_put_item(ib_trx_t trx, struct item* item) 
{
  update_cas(item);

  ib_crsr_t cursor= NULL;
  ib_tpl_t tuple= NULL;
  bool retval= false;

  checked(ib_cursor_open_table(tablename, trx, &cursor));
  checked(ib_cursor_lock(cursor, IB_LOCK_X));
  tuple= ib_clust_read_tuple_create(cursor);

  checked(ib_col_set_value(tuple, key_col_idx, item->key, item->nkey));
  checked(ib_col_set_value(tuple, data_col_idx, item->data, item->size));
  checked(ib_tuple_write_u32(tuple, flags_col_idx, item->flags));
  checked(ib_tuple_write_u64(tuple, cas_col_idx, item->cas));
  checked(ib_tuple_write_u32(tuple, exp_col_idx, (ib_u32_t)item->exp));
  checked(ib_cursor_insert_row(cursor, tuple));

  retval= true;
  /* Release resources: */
  /* FALLTHROUGH */

 error_exit:
  if (tuple != NULL)
    ib_tuple_delete(tuple);

  if (cursor != NULL)
    ib_cursor_close(cursor);

  return retval;
}
Example #2
0
/*********************************************************************
INSERT INTO T VALUE(N, RANDOM(n), RANDOM(n)); */
static
ib_err_t
insert_rows(
/*========*/
	ib_crsr_t	crsr,		/*!< in, out: cursor to use for write */
	int		start,		/*!< in: in: start of c1 value */
	int		count)		/*!< in: number of rows to insert */
{
	int		i;
	int		dups = 0;
	ib_tpl_t	tpl = NULL;
	ib_err_t	err = DB_ERROR;
	char*		ptr = malloc(8192);

	assert(ptr != NULL);

	tpl = ib_clust_read_tuple_create(crsr);
	assert(tpl != NULL);

	for (i = start; i < start + count; ++i) {
		int	l;

		err = ib_tuple_write_i32(tpl, 0, i);
		assert(err == DB_SUCCESS);

		l = gen_rand_text(ptr, C2_MAX_LEN);
		err = ib_col_set_value(tpl, 1, ptr, l);
		assert(err == DB_SUCCESS);

		l = gen_rand_text(ptr, C3_MAX_LEN);
		err = ib_col_set_value(tpl, 2, ptr, l);
		assert(err == DB_SUCCESS);

		err = ib_cursor_insert_row(crsr, tpl);
		assert(err == DB_SUCCESS || err == DB_DUPLICATE_KEY);
		if (err == DB_DUPLICATE_KEY) {
			err = DB_SUCCESS;
			++dups;
		}
	}

	if (tpl != NULL) {
		ib_tuple_delete(tpl);
	}

	free(ptr);

	if (err == DB_SUCCESS) {
	       	if (dups == count) {
			err = DB_DUPLICATE_KEY;
			printf("Recover OK\n");
		} else {
			assert(dups == 0);
			printf("Insert OK\n");
		}
	}

	return(err);
}
Example #3
0
/*********************************************************************
INSERT INTO T VALUE(c1, c2, c3, c4, c5, c6); */
static
ib_err_t
insert_rows(
/*========*/
	ib_crsr_t	crsr)		/*!< in, out: cursor to use for write */
{
	ib_err_t	err;
	ib_tpl_t	tpl = NULL;

	tpl = ib_clust_read_tuple_create(crsr);
	assert(tpl != NULL);

	err = ib_col_set_value(tpl, 0, "abcdefghij", 10);
	assert(err == DB_SUCCESS);

	err = ib_tuple_write_float(tpl, 2, 2.0);
	assert(err == DB_SUCCESS);

	err = ib_tuple_write_double(tpl, 3, 3.0);
	assert(err == DB_SUCCESS);

	err = ib_col_set_value(tpl, 4, "BLOB", 4);
	assert(err == DB_SUCCESS);

	err = ib_col_set_value(tpl, 5, "1.23", 4);
	assert(err == DB_SUCCESS);

	/* Check for NULL constraint violation. */
	err = ib_cursor_insert_row(crsr, tpl);
	assert(err == DB_DATA_MISMATCH);

	/* Set column C2 value and retry operation. */
	err = ib_tuple_write_u32(tpl, 1, 1);
	assert(err == DB_SUCCESS);

	err = ib_cursor_insert_row(crsr, tpl);
	assert(err == DB_SUCCESS);

	ib_tuple_delete(tpl);

	return(DB_SUCCESS);
}
Example #4
0
int main(int argc, char *argv[])
{
  if (argc != 2) {
    exit(1);
  }
  char db_name[32] = "cstore";
  char *table_name = argv[1];
  char full_table_name[32];
  if (!init_db()) {
    exit(1);
  }
  if (!create_db(db_name)) {
    std::cerr << "create_db failed" << std::endl;
    exit(1);
  }

  sprintf(full_table_name, "%s/%s", db_name, table_name);
  if (!create_schema(full_table_name)) {
    std::cerr << "create_schema failed" << std::endl;
    exit(1);
  }

  ib_crsr_t ib_crsr;

  std::string line;
  int i = 0;
  ib_trx_t ib_trx = ib_trx_begin(IB_TRX_REPEATABLE_READ);
  ib_cursor_open_table(full_table_name, ib_trx, &ib_crsr);
  while (getline(std::cin, line)) {
    std::vector<std::string> strs;
    boost::split(strs, line, boost::is_any_of(" ") );
    ib_tpl_t tpl = ib_clust_read_tuple_create(ib_crsr);
    ib_tuple_write_u32(tpl, 0, atoi(strs[0].c_str()));
    ib_tuple_write_u32(tpl, 1, atoi(strs[1].c_str()));
    ib_tuple_write_u32(tpl, 2, atoi(strs[2].c_str()));
    ib_err_t err = ib_cursor_insert_row(ib_crsr, tpl);
    if (err != DB_SUCCESS) {
      std::cerr << "insert_row failed" << std::endl;
    }
    ib_tuple_delete(tpl);
    if (++i % 10000 == 0) {
      std::cout << i << std::endl;
      ib_cursor_close(ib_crsr); 
      ib_trx_commit(ib_trx);
      ib_trx = ib_trx_begin(IB_TRX_REPEATABLE_READ);
      ib_cursor_open_table(full_table_name, ib_trx, &ib_crsr);
    }
  }
  ib_cursor_close(ib_crsr); 
  ib_trx_commit(ib_trx);
  fin_db();

  return 0;
}
Example #5
0
/*********************************************************************
INSERT INTO T VALUE(RANDOM(TEXT), RANDOM(TEXT), 0); */
static
ib_err_t
insert_random_rows(
/*===============*/
	ib_crsr_t	crsr)		/*!< in, out: cursor to use for write */
{
	int		i;
	ib_err_t	err;
	ib_tpl_t	tpl = NULL;
	char*		ptr = malloc(8192);

	tpl = ib_clust_read_tuple_create(crsr);
	assert(tpl != NULL);

	for (i = 0; i < 100; ++i) {
		int	l;

		l = gen_rand_text(ptr, 128);
		err = ib_col_set_value(tpl, 0, ptr, l);
		assert(err == DB_SUCCESS);

		l = gen_rand_text(ptr, 8192);
		err = ib_col_set_value(tpl, 1, ptr, l);
		assert(err == DB_SUCCESS);

		err = ib_tuple_write_u32(tpl, 2, 0);
		assert(err == DB_SUCCESS);

		err = ib_cursor_insert_row(crsr, tpl);
		assert(err == DB_SUCCESS || err == DB_DUPLICATE_KEY);

		tpl = ib_tuple_clear(tpl);
		assert(tpl != NULL);
	}

	if (tpl != NULL) {
		ib_tuple_delete(tpl);
	}

	free(ptr);

	return(err);
}
Example #6
0
/**********************************************************************
INSERT INTO t2 VALUES (<rand 1-100>, 0, run_number, 0)
@return DB_SUCCESS or error code */
static
ib_err_t
insert_t2(
/*======*/
	void*	arg)	/*!< in: arguments for callback */
{
	int		i;
	ib_err_t	err;


	ib_crsr_t	crsr = NULL;
	ib_tpl_t	tpl = NULL;
	cb_args_t*	cb_arg = (cb_args_t *)arg;
	tbl_class_t*	tbl = cb_arg->tbl;

	//fprintf(stderr, "t2: INSERT\n");

	err = open_table(tbl->db_name, tbl->name, cb_arg->trx, &crsr);
	if (err != DB_SUCCESS) {
		goto err_exit;
	}

	err = ib_cursor_lock(crsr, IB_LOCK_IX);
	if (err != DB_SUCCESS) {
		goto err_exit;
	}

	err = ib_cursor_set_lock_mode(crsr, IB_LOCK_X);
	if (err != DB_SUCCESS) {
		goto err_exit;
	}

	tpl = ib_clust_read_tuple_create(crsr);
	assert(tpl != NULL);

	for (i = 0; i < cb_arg->batch_size; ++i) {

		int		val = 0;
		int		zero = 0;

		val = random() % key_range;
		err = ib_col_set_value(tpl, 0, &val, 4);
		assert(err == DB_SUCCESS);

		err = ib_col_set_value(tpl, 1, &zero, 4);
		assert(err == DB_SUCCESS);

		err = ib_col_set_value(tpl, 2, &cb_arg->run_number, 4);
		assert(err == DB_SUCCESS);

		err = ib_col_set_value(tpl, 3, &zero, 4);
		assert(err == DB_SUCCESS);

		err = ib_cursor_insert_row(crsr, tpl);
		if (err != DB_SUCCESS) {
			goto err_exit;
		}
		update_err_stats(cb_arg->err_st, err);

		tpl = ib_tuple_clear(tpl);
		assert(tpl != NULL);
	}

	goto clean_exit;

err_exit:
	update_err_stats(cb_arg->err_st, err);

clean_exit:

	if (tpl != NULL) {
		ib_tuple_delete(tpl);
	}

	if (crsr != NULL) {
		ib_err_t	err2;

		err2 = ib_cursor_close(crsr);
		assert(err2 == DB_SUCCESS);
		crsr = NULL;
	}

	return(err);
}