From 69852a1c2addfbf5344a15eb40ecbd3caef64025 Mon Sep 17 00:00:00 2001
From: daniel <daniel.barbero@artica.es>
Date: Mon, 9 Jul 2018 09:23:19 +0200
Subject: [PATCH] mejora el rendimiento en consulta sql
---
pandora_console/include/functions_modules.php | 21 ++++++++++++-------
1 file changed, 13 insertions(+), 8 deletions(-)
diff --git a/pandora_console/include/functions_modules.php b/pandora_console/include/functions_modules.php
index 2f358744e5..59e88d9cdf 100755
--- a/pandora_console/include/functions_modules.php
+++ b/pandora_console/include/functions_modules.php
@@ -1685,17 +1685,22 @@ function modules_get_previous_data ($id_agent_module, $utimestamp = 0, $string =
$table = 'tagente_datos';
}
- $sql = sprintf ('SELECT *
- FROM ' . $table . '
- WHERE id_agente_modulo = %d
- AND utimestamp <= %d
- ORDER BY utimestamp DESC',
- $id_agent_module, $utimestamp,
- $utimestamp - SECONDS_2DAY
+ $sql = sprintf (
+ "SELECT * FROM %s
+ WHERE id_agente_modulo = %d
+ AND utimestamp = ( SELECT max(utimestamp)
+ FROM tagente_datos
+ WHERE id_agente_modulo = %d
+ AND utimestamp <= %d )",
+ $table,
+ $id_agent_module,
+ $id_agent_module,
+ $utimestamp
);
$search_in_history_db = db_search_in_history_db($utimestamp);
- return db_get_row_sql ($sql, $search_in_history_db);
+
+ return db_get_row_sql($sql, $search_in_history_db);
}
/**