本文介绍了Laravel5.* 打印出执行的sql语句的方法,分享给大家,具体如下:
打开app\Providers\AppServiceProvider.PHP,在boot方法中添加如下内容
5.2以下版本
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// 先引入DB use DB; // 或者直接使用 \DB:: DB::listen( function ( $sql , $bindings , $time ) { dump( $sql ); }); |
5.2及以上版本
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use DB; // 或者直接使用 \DB:: // 只能接受一个参数 QueryExecuted {#84 ▼ +sql: "select * from `posts` where `slug` = ? limit 1" +bindings: array :1 [▶] +time: 0.59 +connection: MySqlConnection {#85 ▶} +connectionName: "mysql" } DB::listen( function ( $sql ) { dump( $sql ); // echo $sql->sql; // dump($sql->bindings); }); // 如果要放入日志文件中 DB::listen( function ( $sql ) { // $sql is an object with the properties: // sql: The query // bindings: the sql query variables // time: The execution time for the query // connectionName: The name of the connection // To save the executed queries to file: // Process the sql and the bindings: foreach ( $sql ->bindings as $i => $binding ) { if ( $binding instanceof \DateTime) { $sql ->bindings[ $i ] = $binding ->format( '\'Y-m-d H:i:s\'' ); } else { if ( is_string ( $binding )) { $sql ->bindings[ $i ] = "'$binding'" ; } } } // Insert bindings into query $query = str_replace ( array ( '%' , '?' ), array ( '%%' , '%s' ), $sql ->sql); $query = vsprintf( $query , $sql ->bindings); // Save the query to file $logFile = fopen ( storage_path( 'logs' . DIRECTORY_SEPARATOR . date ( 'Y-m-d' ) . '_query.log' ), 'a+' ); fwrite( $logFile , date ( 'Y-m-d H:i:s' ) . ': ' . $query . PHP_EOL); fclose( $logFile ); } ); |
以上就是本文的全部内容,希望对大家的学习有所帮助,也希望大家多多支持服务器之家。
原文链接:http://blog.csdn.net/fationyyk/article/details/51353041