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mariadb_dyncol_update_many_named(3) MariaDB Connector/C mariadb_dyncol_update_many_named(3)

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)
Version 3.2.2