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mejora el rendimiento en consulta sql

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This commit is contained in:
daniel 2018-07-09 09:23:19 +02:00
parent 49ed21b93d
commit 69852a1c2a
1 changed files with 13 additions and 8 deletions
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21
pandora_console/include/functions_modules.php
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@ -1685,17 +1685,22 @@ function modules_get_previous_data ($id_agent_module, $utimestamp = 0, $string =
$table = 'tagente_datos'; $table = 'tagente_datos';
} }
$sql = sprintf ('SELECT * $sql = sprintf (
FROM ' . $table . ' "SELECT * FROM %s
WHERE id_agente_modulo = %d WHERE id_agente_modulo = %d
AND utimestamp <= %d AND utimestamp = ( SELECT max(utimestamp)
ORDER BY utimestamp DESC', FROM tagente_datos
$id_agent_module, $utimestamp, WHERE id_agente_modulo = %d
$utimestamp - SECONDS_2DAY AND utimestamp <= %d )",
$table,
$id_agent_module,
$id_agent_module,
$utimestamp
); );
$search_in_history_db = db_search_in_history_db($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);
} }
/** /**