mariadb_dyncol_list_num − Lists numeric column keys in dynamic column
#include <mariadb_dyncol.h> enum enum_dyncol_func_result mariadb_dyncol_list_named(DYNAMIC_COLUMN *str, uint *column_count, uint **column_numbers);
Lists the column numbers inside a dynamic column.
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*str − Dynamic column | ||
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*column_count − A pointer to an unsigned integer which stores the number of columns | ||
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**column_numbers − A pointer to an array of column numbers, which stores the numbers |
Returns ER_DYNCOL_OK on success, otherwise error.
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The application program needs to free the allocated memory for column_count and column_numbers parameter. |
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<mariadb_dyncol_list_named> |
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<mariadb_dyncol_list_json> |