mariadb_dyncol_unpack - Online Linux Manual PageSection : 3
Updated :
Source : Version 3.2.2
Note : MariaDB Connector/C

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Namemariadb_dyncol_unpack − extracts keys and values of all columns

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Synopsis #include <mariadb_dyncol.h> enum enum_dyncol_func_result mariadb_dyncol_unpack(DYNAMIC_COLUMN *str, uint *column_count, MYSQL_LEX_STRING **column_keys, DYNAMIC_COLUMN_VALUE **values);

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DescriptionThe mariadb_dyncol_unpack() function extracts all keys and values of a dynamic column.

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Parameter• str − Pointer to a DYNAMIC_COLUMN structure • column count − Pointer to an unsigned integer which will receive the number of columns • column_keys − Pointer of an array of MYSQL_LEX_STRING structures, which will contain the column keys • values − Pointer of an array of DYNAMIC_COLUMN_VALUE structures, which will contain the values.

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Return valueReturns ER_DYNCOL_OK on success, otherwise an error.

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Notes• The column_keys and values arrays will be allocated by mariadb_dyncol_unpack() and must be freed by application.

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See also• mariadb_dyncol_get(3) • mariadb_dyncol_list(3) 0

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