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

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

#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)

Add, delete or update columns in a dynamic column.

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*str - A pointer to a dynamic column structure
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column_count - number of columns
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*column_keys - an array of column keys
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*values - an array of values

Returns ER_DYNCOL_OK on success, otherwise error.

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

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<mariadb_dyncol_create_many_named>
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<mariadb_dyncol_update_many_num>
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Dynamic Column Error Codes (dyncol_typesanddefs#error-codes)
Version 3.3.1