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このドキュメントでは、 php中国語ネットマニュアル リリース
(PHP 4, PHP 5)
odbc_statistics — Retrieve statistics about a table
$connection_id
, string $qualifier
, string $owner
, string $table_name
, int $unique
, int $accuracy
)Get statistics about a table and its indexes.
connection_id
ODBC 连接标识符,详见 odbc_connect() 。
qualifier
The qualifier.
owner
The owner.
table_name
The table name.
unique
The unique attribute.
accuracy
The accuracy.
Returns an ODBC result identifier 或者在失败时返回 FALSE
.
The result set has the following columns:
The result set is ordered by NON_UNIQUE, TYPE, INDEX_QUALIFIER, INDEX_NAME and SEQ_IN_INDEX.
[#1] eion at bigfoot dot com [2011-04-19 15:36:26]
A couple of the function parameters are undefined:
unique - determines whether you want to return just unique indexes or all indexes. Use SQL_INDEX_UNIQUE or SQL_INDEX_ALL for this parameter
accuracy - whether you wan to return everything there is to know about the table or just what information is readily available. Use SQL_ENSURE or SQL_QUICK for this parameter
For a bit more info about this function see the ODBC function SQLStatistics() at http://msdn.microsoft.com/en-us/library/ms711022(v=vs.85).aspx