pub unsafe extern "C" fn SQLColumnsW(
hstmt: SQLHSTMT,
szCatalogName: *mut SQLWCHAR,
cbCatalogName: SQLSMALLINT,
szSchemaName: *mut SQLWCHAR,
cbSchemaName: SQLSMALLINT,
szTableName: *mut SQLWCHAR,
cbTableName: SQLSMALLINT,
szColumnName: *mut SQLWCHAR,
cbColumnName: SQLSMALLINT,
) -> SQLRETURN