(no version information, might be only in CVS)
db2_primary_keys -- Returns a result set listing primary keys for a table警告 |
この関数は、 実験的なステータスにあります。これは、この関数の 動作、関数名、ここで書かれていること全てがPHPの将来のバージョンで予告 なく変更される可能性があることを意味します。注意を喚起するとともに自分 のリスクでこの関数を使用してください。 |
Returns a result set listing the primary keys for a table.
A valid connection to an IBM DB2, Cloudscape, or Apache Derby database.
A qualifier for DB2 databases running on OS/390 or z/OS servers. For other databases, pass NULL or an empty string.
The schema which contains the tables. If schema is NULL, db2_primary_keys() matches the schema for the current connection.
The name of the table.
Returns a statement resource with a result set containing rows describing the primary keys for the specified table. The result set is composed of the following columns:
Column name | Description |
---|---|
TABLE_CAT | Name of the catalog for the table containing the primary key. The value is NULL if this table does not have catalogs. |
TABLE_SCHEM | Name of the schema for the table containing the primary key. |
TABLE_NAME | Name of the table containing the primary key. |
COLUMN_NAME | Name of the column containing the primary key. |
KEY_SEQ | 1-indexed position of the column in the key. |
PK_NAME | The name of the primary key. |