mariadb_dyncol_update_many_named - Man Page

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)