diff --git a/htdocs/core/db/DoliDB.class.php b/htdocs/core/db/DoliDB.class.php
index e95d31acf6e..aa0792c5970 100644
--- a/htdocs/core/db/DoliDB.class.php
+++ b/htdocs/core/db/DoliDB.class.php
@@ -174,6 +174,22 @@ abstract class DoliDB implements Database
 		}
 	}
 
+	/**
+	 *	Define limits and offset of request
+	 *
+	 *	@param	int		$limit      Maximum number of lines returned (-1=conf->liste_limit, 0=no limit)
+	 *	@param	int		$offset     Numero of line from where starting fetch
+	 *	@return	string      		String with SQL syntax to add a limit and offset
+	 */
+	function plimit($limit=0,$offset=0)
+	{
+		global $conf;
+		if (empty($limit)) return "";
+		if ($limit < 0) $limit=$conf->liste_limit;
+		if ($offset > 0) return " LIMIT $offset,$limit ";
+		else return " LIMIT $limit ";
+	}
+
 	/**
 	 *	Return version of database server into an array
 	 *
diff --git a/htdocs/core/db/mssql.class.php b/htdocs/core/db/mssql.class.php
index 239582a6595..855b7a71026 100644
--- a/htdocs/core/db/mssql.class.php
+++ b/htdocs/core/db/mssql.class.php
@@ -466,24 +466,6 @@ class DoliDBMssql extends DoliDB
 		if (is_resource($resultset)) mssql_free_result($resultset);
 	}
 
-
-	/**
-     *	Define limits and offset of request
-     *
-     *	@param	int		$limit      Maximum number of lines returned (-1=conf->liste_limit, 0=no limit)
-     *	@param	int		$offset     Numero of line from where starting fetch
-     *	@return	string      		String with SQL syntax to add a limit and offset
-	 */
-	function plimit($limit=0,$offset=0)
-	{
-		global $conf;
-        if (empty($limit)) return "";
-		if ($limit < 0) $limit=$conf->liste_limit;
-		if ($offset > 0) return " LIMIT $offset,$limit ";
-		else return " LIMIT $limit ";
-	}
-
-
 	/**
 	 *	Escape a string to insert data
 	 *
diff --git a/htdocs/core/db/mysql.class.php b/htdocs/core/db/mysql.class.php
index a0228a1b00c..efe942caed5 100644
--- a/htdocs/core/db/mysql.class.php
+++ b/htdocs/core/db/mysql.class.php
@@ -365,24 +365,6 @@ class DoliDBMysql extends DoliDB
 		if (is_resource($resultset)) mysql_free_result($resultset);
 	}
 
-
-	/**
-     *	Define limits and offset of request
-     *
-     *	@param	int		$limit      Maximum number of lines returned (-1=conf->liste_limit, 0=no limit)
-     *	@param	int		$offset     Numero of line from where starting fetch
-     *	@return	string      		String with SQL syntax to add a limit and offset
-	 */
-	function plimit($limit=0,$offset=0)
-	{
-		global $conf;
-        if (empty($limit)) return "";
-		if ($limit < 0) $limit=$conf->liste_limit;
-		if ($offset > 0) return " LIMIT $offset,$limit ";
-		else return " LIMIT $limit ";
-	}
-
-
 	/**
 	 *	Escape a string to insert data
 	 *
diff --git a/htdocs/core/db/mysqli.class.php b/htdocs/core/db/mysqli.class.php
index 3c23a85e027..f2dd2e80359 100644
--- a/htdocs/core/db/mysqli.class.php
+++ b/htdocs/core/db/mysqli.class.php
@@ -376,24 +376,6 @@ class DoliDBMysqli extends DoliDB
         if (is_object($resultset)) mysqli_free_result($resultset);
     }
 
-
-    /**
-     *	Define limits and offset of request
-     *
-     *	@param	int		$limit      Maximum number of lines returned (-1=conf->liste_limit, 0=no limit)
-     *	@param	int		$offset     Numero of line from where starting fetch
-     *	@return	string      		String with SQL syntax to add a limit and offset
-     */
-    function plimit($limit=0,$offset=0)
-    {
-        global $conf;
-        if (empty($limit)) return "";
-        if ($limit < 0) $limit=$conf->liste_limit;
-        if ($offset > 0) return " LIMIT $offset,$limit ";
-        else return " LIMIT $limit ";
-    }
-
-
     /**
      *	Escape a string to insert data
      *
diff --git a/htdocs/core/db/sqlite.class.php b/htdocs/core/db/sqlite.class.php
index d0285e57457..8c3e9fa9df3 100644
--- a/htdocs/core/db/sqlite.class.php
+++ b/htdocs/core/db/sqlite.class.php
@@ -510,24 +510,6 @@ class DoliDBSqlite extends DoliDB
         if (is_object($resultset)) $resultset->closeCursor();
     }
 
-
-	/**
-     *	Define limits and offset of request
-     *
-     *	@param	int		$limit      Maximum number of lines returned (-1=conf->liste_limit, 0=no limit)
-     *	@param	int		$offset     Numero of line from where starting fetch
-     *	@return	string      		String with SQL syntax to add a limit and offset
-	 */
-    function plimit($limit=0,$offset=0)
-    {
-        global $conf;
-        if (empty($limit)) return "";
-        if ($limit < 0) $limit=$conf->liste_limit;
-        if ($offset > 0) return " LIMIT $offset,$limit ";
-        else return " LIMIT $limit ";
-    }
-
-
 	/**
 	 *	Escape a string to insert data
 	 *