tyler.durden/loganalyzer
1
0
Fork 0
mirror of https://github.com/rsyslog/loganalyzer.git synced 2025-09-26 03:09:21 +02:00
Code Issues Packages Projects Releases Wiki Activity

Added some performance tweaks into mysql db driver, which will make searching for strings within messages faster.

Browse Source
This commit is contained in:
Andre Lorbach 2008-12-19 15:01:58 +01:00
parent 69089e7543
commit 5c43460fdd
1 changed files with 11 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

11
src/classes/logstreamdb.class.php
View File

@ -433,6 +433,10 @@ class LogStreamDB extends LogStream {
global $querycount, $dbmapping; global $querycount, $dbmapping;
$szTableType = $this->_logStreamConfigObj->DBTableType; $szTableType = $this->_logStreamConfigObj->DBTableType;
// Only perform query if row counting is enabled!
if ( strlen($this->_SQLwhereClause) > 0 && !$this->_logStreamConfigObj->DBEnableRowCounting )
return $this->_firstPageUID;
$szSql = "SELECT MAX(" . $dbmapping[$szTableType][SYSLOG_UID] . ") FROM " . $this->_logStreamConfigObj->DBTableName . $this->_SQLwhereClause; $szSql = "SELECT MAX(" . $dbmapping[$szTableType][SYSLOG_UID] . ") FROM " . $this->_logStreamConfigObj->DBTableName . $this->_SQLwhereClause;
$myQuery = mysql_query($szSql, $this->_dbhandle); $myQuery = mysql_query($szSql, $this->_dbhandle);
if ($myQuery) if ($myQuery)
@ -461,6 +465,10 @@ class LogStreamDB extends LogStream {
global $querycount, $dbmapping; global $querycount, $dbmapping;
$szTableType = $this->_logStreamConfigObj->DBTableType; $szTableType = $this->_logStreamConfigObj->DBTableType;
// Only perform query if row counting is enabled!
if ( strlen($this->_SQLwhereClause) > 0 && !$this->_logStreamConfigObj->DBEnableRowCounting )
return $this->_lastPageUID;
$szSql = "SELECT MIN(" . $dbmapping[$szTableType][SYSLOG_UID] . ") FROM " . $this->_logStreamConfigObj->DBTableName . $this->_SQLwhereClause; $szSql = "SELECT MIN(" . $dbmapping[$szTableType][SYSLOG_UID] . ") FROM " . $this->_logStreamConfigObj->DBTableName . $this->_SQLwhereClause;
$myQuery = mysql_query($szSql, $this->_dbhandle); $myQuery = mysql_query($szSql, $this->_dbhandle);
if ($myQuery) if ($myQuery)
@ -1097,6 +1105,9 @@ class LogStreamDB extends LogStream {
// Append precreated where clause // Append precreated where clause
$sqlString .= $this->_SQLwhereClause; $sqlString .= $this->_SQLwhereClause;
// Output SQL Query into DEBUG
// OutputDebugMessage( "CreateSQLStatement result: " . $sqlString );
// Append ORDER clause // Append ORDER clause
if ( $this->_readDirection == EnumReadDirection::Forward ) if ( $this->_readDirection == EnumReadDirection::Forward )
$sqlString .= " ORDER BY " . $dbmapping[$szTableType][$szSortColumn]; $sqlString .= " ORDER BY " . $dbmapping[$szTableType][$szSortColumn];