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pg_transaction_status

(PHP 5 >= 5.1.0RC1)

pg_transaction_status -- Returns the current in-transaction status of the server.

Описание

int pg_transaction_status ( resource connection )

Returns the current in-transaction status of the server.

Предостережение

pg_transaction_status() will give incorrect results when using a PostgreSQL 7.3 server that has the parameter autocommit set to off. The server-side autocommit feature has been deprecated and does not exist in later server versions.

Список параметров

connection: PostgreSQL database connection resource.

Возвращаемые значения

The status can be PGSQL_TRANSACTION_IDLE (currently idle), PGSQL_TRANSACTION_ACTIVE (a command is in progress), PGSQL_TRANSACTION_INTRANS (idle, in a valid transaction block), or PGSQL_TRANSACTION_INERROR (idle, in a failed transaction block). PGSQL_TRANSACTION_UNKNOWN is reported if the connection is bad. PGSQL_TRANSACTION_ACTIVE is reported only when a query has been sent to the server and not yet completed.

Примеры

Пример 1. pg_transaction_status() example

<?php $dbconn = pg_connect("dbname=publisher") or die("Could not connect"); $stat = pg_transaction_status($dbconn); if ($stat === PGSQL_TRANSACTION_UNKNOWN) { echo 'Connection is bad'; } else if ($stat === PGSQL_TRANSACTION_IDLE) { echo 'Connection is currently idle'; } else { echo 'Connection is in a transaction state'; } ?>

add a note User Contributed Notes
pg_transaction_status

btherl at yahoo dot com dot au
17-Jul-2006 07:27


This function is implemented in C, so there's no way to mimic it in SQL for older versions of PHP.  But you can mimic some of the functionality by using a wrapper which keeps track of when you begin and commit/rollback transactions.

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