Name¶

mariadb_dyncol_update_many_named - Update, insert or delete values in a dynamic column

Synopsis¶

#include <mariadb_dyncol.h>
enum enum_dyncol_func_result
mariadb_dyncol_update_many_named(DYNAMIC_COLUMN *str,


                                 uint column_count,


                                 MYSQL_LEX_STRING *column_keys,


                                 DYNAMIC_COLUMN_VALUE *values)
    

Description¶

Add, delete or update columns in a dynamic column.

Parameter¶

•

*str - A pointer to a dynamic column structure

•

column_count - number of columns

•

*column_keys - an array of column keys

•

*values - an array of values

Return value¶

Returns ER_DYNCOL_OK on success, otherwise error.

Notes¶

•

To delete a column, update its value to a “non-value” of type DYN_COL_NULL

See also¶

•

<mariadb_dyncol_create_many_named>

•

<mariadb_dyncol_update_many_num>

•

Dynamic Column Error Codes (dyncol_typesanddefs#error-codes)