(PECL CUBRID >= 8.3.0)
Roll back a transaction
bool cubrid_rollback ( resource $conn_identifier )
The cubrid_rollback() function executes rollback on the transaction pointed by conn_identifier
, currently in progress.
Connection to server is closed after calling cubrid_rollback(). Connection handle, however, is still valid.
Parameters:
conn_identifier
Connection identifier.
Returns:
TRUE
, when process is successful.
FALSE
, when process is unsuccessful.
Examples:
cubrid_rollback() example
<?php $conn = cubrid_connect("127.0.0.1", 33000, "demodb", "dba"); cubrid_set_autocommit($conn,false); @cubrid_execute($conn, "DROP TABLE publishers"); $sql = <<<EOD CREATE TABLE publishers( pub_id CHAR(3), pub_name VARCHAR(20), city VARCHAR(15), state CHAR(2), country VARCHAR(15) ) EOD; if (!cubrid_execute($conn, $sql)) { printf("Error facility: %d\nError code: %d\nError msg: %s\n", cubrid_error_code_facility(), cubrid_error_code(), cubrid_error_msg()); cubrid_disconnect($conn); exit; } $req = cubrid_prepare($conn, "INSERT INTO publishers VALUES(?, ?, ?, ?, ?)"); $id_list = array("P01", "P02", "P03", "P04"); $name_list = array("Abatis Publishers", "Core Dump Books", "Schadenfreude Press", "Tenterhooks Press"); $city_list = array("New York", "San Francisco", "Hamburg", "Berkeley"); $state_list = array("NY", "CA", NULL, "CA"); $country_list = array("USA", "USA", "Germany", "USA"); for ($i = 0, $size = count($id_list); $i < $size; $i++) { cubrid_bind($req, 1, $id_list[$i]); cubrid_bind($req, 2, $name_list[$i]); cubrid_bind($req, 3, $city_list[$i]); cubrid_bind($req, 4, $state_list[$i]); cubrid_bind($req, 5, $country_list[$i]); if (!($ret = cubrid_execute($req))) { break; } } if (!$ret) { cubrid_rollback($conn); } else { cubrid_commit($conn); $req = cubrid_execute($conn, "SELECT * FROM publishers"); while ($result = cubrid_fetch_assoc($req)) { printf("%-3s %-20s %-15s %-3s %-15s\n", $result["pub_id"], $result["pub_name"], $result["city"], $result["state"], $result["country"]); } } cubrid_disconnect($conn); ?>
The above example will output:
P01 Abatis Publishers New York NY USA P02 Core Dump Books San Francisco CA USA P03 Schadenfreude Press Hamburg Germany P04 Tenterhooks Press Berkeley CA USA
See also:
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