pg_result_status

(PHP 4 >= 4.2.0, PHP 5)

pg_result_status — 获得查询结果的状态

说明

int pg_result_status ( resource $result )

pg_result_status() 返回该查询结果资源的状态。可能的返回值有 PGSQL_EMPTY_QUERY，PGSQL_COMMAND_OK，PGSQL_TUPLES_OK，PGSQL_COPY_TO，PGSQL_COPY_FROM，PGSQL_BAD_RESPONSE，PGSQL_NONFATAL_ERROR 和 PGSQL_FATAL_ERROR。

参见 pg_connection_status()。

PHP手册 - N: 获得查询结果的状态

用户评论:

Meej Vaj (09-Jun-2005 02:45)

If on "accident" your program passes pg_result_status a variable that is NOT a actual pg resource, it will return an empty string. (This is important to know if you want to make sure a pg resource is "good" before attempting some operation on it).

romix at gmx dot de (16-Oct-2002 02:29)

0 = PGSQL_EMPTY_QUERY 1 = PGSQL_COMMAND_OK 2 = PGSQL_TUPLES_OK 3 = PGSQL_COPY_TO 4 = PGSQL_COPY_FROM 5 = PGSQL_BAD_RESPONSE 6 = PGSQL_NONFATAL_ERROR 7 = PGSQL_FATAL_ERROR