mariadb_dyncol_column_count(3) | MariaDB Connector/C | mariadb_dyncol_column_count(3) |
Name
mariadb_dyncol_column_count - Get number of columns in dynamic column blob ## Synopsis
-
#include <mariadb_dyncol.h> enum enum_dyncol_func_result mariadb_dyncol_column_count(DYNAMIC_COLUMN *str, unsigned int *column_count);
Description
Gets the number of columnns in a dynamic column blob.
Parameter
- •
- *str - A pointer to a DYNAMIC_COLUMN structure
- •
- column_count - An unsigned integer pointer where the number of columns will be stored.
Return value
Returns ER_DYNCOL_OK on success, otherwise error.
Notes
- •
- mariadb_dyncol_column_count() doesn’t count NULL values.
See also
- •
- Dynamic Column Error Codes (dyncol_typesanddefs#error-codes)
Version 3.3.1 |