pg_result_status

(PHP 4 >= 4.2.0, PHP 5)

pg_result_status - получает статус результата запроса.

Описание

mixed pg_result_status ( resource result [, int type] )

pg_result_status() возвращает статус результирующего ресурса. Возможные retun-значения: PGSQL_EMPTY_QUERY, PGSQL_COMMAND_OK, PGSQL_TUPLES_OK, PGSQL_COPY_TO, PGSQL_COPY_FROM, PGSQL_BAD_RESPONSE, PGSQL_NONFATAL_ERROR и PGSQL_FATAL_ERROR.

Список параметров

PostgreSQL query result resource, returned by pg_query(), pg_query_params() or pg_execute() (among others).

Either PGSQL_STATUS_LONG to return the numeric status of the result, or PGSQL_STATUS_STRING to return the command tag of the result. If not specified, PGSQL_STATUS_LONG is the default.

Возвращаемые значения

Possible return values are PGSQL_EMPTY_QUERY, PGSQL_COMMAND_OK, PGSQL_TUPLES_OK, PGSQL_COPY_OUT, PGSQL_COPY_IN, PGSQL_BAD_RESPONSE, PGSQL_NONFATAL_ERROR and PGSQL_FATAL_ERROR if PGSQL_STATUS_LONG is specified. Otherwise, a string containing the PostgreSQL command tag is returned.

Пример 1. pg_result_status()

// Connect to the database
$conn = pg_pconnect("dbname=publisher");

// Execute a COPY
$result = pg_query($conn, "COPY authors FROM STDIN;");

// Get the result status
$status = pg_result_status($result);

// Determine status
if ($status == PGSQL_COPY_IN)
   echo "Copy began.";
else
   echo "Copy failed.";

Результат выполнения данного примера:

Copy began.

Смотрите также: pg_connection_status().