odbc_statistics
(PHP 4, PHP 5)
odbc_statistics — Retrieve statistics about a table
Description
resource odbc_statistics
( resource $connection_id
, string $qualifier
, string $owner
, string $table_name
, int $unique
, int $accuracy
)
Get statistics about a table and its indexes.
Parameters
- connection_id
-
The ODBC connection identifier, see odbc_connect() for details.
- qualifier
-
The qualifier.
- owner
-
The owner.
- table_name
-
The table name.
- unique
-
The unique attribute.
- accuracy
-
The accuracy.
Return Values
Returns an ODBC result identifier or FALSE on failure.
The result set has the following columns:
- TABLE_QUALIFIER
- TABLE_OWNER
- TABLE_NAME
- NON_UNIQUE
- INDEX_QUALIFIER
- INDEX_NAME
- TYPE
- SEQ_IN_INDEX
- COLUMN_NAME
- COLLATION
- CARDINALITY
- PAGES
- FILTER_CONDITION
The result set is ordered by NON_UNIQUE, TYPE, INDEX_QUALIFIER, INDEX_NAME and SEQ_IN_INDEX.