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  • fbsql_set_transaction()

    (PHP 4 >= 4.2.0, PHP 5, PHP 7)

    Set the transaction locking and isolation

    说明

    fbsql_set_transaction(resource $link_identifier,int $locking,int $isolation): void

    Sets the transaction$lockingand$isolation.

    参数

    $link_identifier

    由fbsql_connect()或fbsql_pconnect()返回的 FrontBase 链接标识符.

    如可选并未指定,函数会尝试查找一个到 FrontBase 服务器的开放链接,且如没有找到这样的链接,会尝试通过不带参数调用fbsql_connect()来创建一个。

    $locking

    The type of locking to be set. It can be one of the following constants:FBSQL_LOCK_DEFERRED,FBSQL_LOCK_OPTIMISTIC, or FBSQL_LOCK_PESSIMISTIC.

    $isolation

    The type of isolation to be set. It can be one of the following constants:FBSQL_ISO_READ_UNCOMMITTED,FBSQL_ISO_READ_COMMITTED,FBSQL_ISO_REPEATABLE_READ,FBSQL_ISO_SERIALIZABLE, or FBSQL_ISO_VERSIONED.

    返回值

    没有返回值。