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数据库驱动增加getExplain方法用于性能分析

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thinkphp
2016-02-01 10:07:48 +08:00
parent 35be826195
commit f6b2b3528e
6 changed files with 68 additions and 9 deletions
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14
library/think/db/Driver.php
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@@ -16,9 +16,9 @@ use think\Config;
use think\Db;
use think\Debug;
use think\Exception;
use think\exception\DbBindParamException;
use think\exception\DbException;
use think\exception\PDOException;
use think\exception\DbBindParamException;
use think\Log;
abstract class Driver
@@ -295,8 +295,8 @@ abstract class Driver
if (!$result) {
throw new DbBindParamException(
"Error occurred when binding parameters '{$param}'",
$this->config,
$this->queryStr,
$this->config,
$this->queryStr,
$bind
);
}
@@ -1190,12 +1190,8 @@ abstract class Driver
$log = $this->queryStr . ' [ RunTime:' . Debug::getRangeTime('queryStartTime', 'queryEndTime') . 's ]';
// SQL性能分析
if (0 === stripos(trim($this->queryStr), 'select')) {
$pdo = $this->linkID->query("EXPLAIN " . $this->queryStr);
$result = $pdo->fetch(PDO::FETCH_ASSOC);
if (strpos($result['extra'], 'filesort') || strpos($result['extra'], 'temporary')) {
Log::record('SQL:' . $this->queryStr . '[' . $result['extra'] . ']', 'warn');
}
$log .= '[ EXPLAIN : ' . var_export($result, true) . ' ]';
$result = $this->getExplain($this->queryStr);
Log::record('[ EXPLAIN : ' . var_export($result, true) . ' ]', 'sql');
}
Log::record('[ SQL ] ' . $log, 'sql');
}