event query optimization
Former-commit-id: 322868d281ddeac4006480bac6dbf03434ffefa1
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@ -166,92 +166,30 @@ function events_get_events_grouped(
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$groupby_extra = '';
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}
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switch ($config['dbtype']) {
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case 'mysql':
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db_process_sql('SET group_concat_max_len = 9999999');
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$event_lj = events_get_secondary_groups_left_join($table);
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if ($total) {
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$sql = "SELECT COUNT(*) FROM (SELECT *
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FROM $table te $event_lj
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WHERE 1=1 ".$sql_post.'
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GROUP BY estado, evento, id_agente, id_agentmodule'.$groupby_extra.') AS t';
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} else {
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$sql = "SELECT *, MAX(id_evento) AS id_evento,
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GROUP_CONCAT(DISTINCT user_comment SEPARATOR '<br>') AS user_comment,
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GROUP_CONCAT(DISTINCT id_evento SEPARATOR ',') AS similar_ids,
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COUNT(*) AS event_rep, MAX(utimestamp) AS timestamp_rep,
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MIN(utimestamp) AS timestamp_rep_min,
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(SELECT owner_user FROM $table WHERE id_evento = MAX(te.id_evento)) owner_user,
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(SELECT id_usuario FROM $table WHERE id_evento = MAX(te.id_evento)) id_usuario,
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(SELECT id_agente FROM $table WHERE id_evento = MAX(te.id_evento)) id_agente,
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(SELECT criticity FROM $table WHERE id_evento = MAX(te.id_evento)) AS criticity,
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(SELECT ack_utimestamp FROM $table WHERE id_evento = MAX(te.id_evento)) AS ack_utimestamp,
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(SELECT nombre FROM tagente_modulo WHERE id_agente_modulo = te.id_agentmodule) AS module_name
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FROM $table te $event_lj
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WHERE 1=1 ".$sql_post.'
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GROUP BY estado, evento, id_agente, id_agentmodule'.$groupby_extra;
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$sql .= ' '.events_get_sql_order($sort_field, $order, 2);
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$sql .= ' LIMIT '.$offset.','.$pagination;
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}
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break;
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case 'postgresql':
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if ($total) {
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$sql = "SELECT COUNT(*)
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FROM $table te
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WHERE 1=1 ".$sql_post.'
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GROUP BY estado, evento, id_agentmodule, id_evento, id_agente, id_usuario, id_grupo, estado, timestamp, utimestamp, event_type, id_alert_am, criticity, user_comment, tags, source, id_extra'.$groupby_extra;
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} else {
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$sql = "SELECT *, MAX(id_evento) AS id_evento, array_to_string(array_agg(DISTINCT user_comment), '<br>') AS user_comment,
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array_to_string(array_agg(DISTINCT id_evento), ',') AS similar_ids,
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COUNT(*) AS event_rep, MAX(utimestamp) AS timestamp_rep,
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MIN(utimestamp) AS timestamp_rep_min,
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(SELECT owner_user FROM $table WHERE id_evento = MAX(te.id_evento)) owner_user,
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(SELECT id_usuario FROM $table WHERE id_evento = MAX(te.id_evento)) id_usuario,
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(SELECT id_agente FROM $table WHERE id_evento = MAX(te.id_evento)) id_agente,
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(SELECT criticity FROM $table WHERE id_evento = MAX(te.id_evento)) AS criticity,
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(SELECT ack_utimestamp FROM $table WHERE id_evento = MAX(te.id_evento)) AS ack_utimestamp
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FROM $table te
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WHERE 1=1 ".$sql_post.'
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GROUP BY estado, evento, id_agentmodule, id_evento,
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id_agente, id_usuario, id_grupo, estado,
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timestamp, utimestamp, event_type, id_alert_am,
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criticity, user_comment, tags, source, id_extra,
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te.critical_instructions,
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te.warning_instructions,
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te.unknown_instructions,
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te.owner_user,
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te.ack_utimestamp,
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te.custom_data '.$groupby_extra.'
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ORDER BY timestamp_rep ASC LIMIT '.$pagination.' OFFSET '.$offset;
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}
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break;
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case 'oracle':
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if ($total) {
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$sql = "SELECT COUNT(*)
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FROM $table te
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WHERE 1=1 $sql_post
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GROUP BY estado, to_char(evento), id_agentmodule".$groupby_extra.') b ';
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} else {
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$set = [];
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$set['limit'] = $pagination;
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$set['offset'] = $offset;
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$sql = "SELECT ta.*, tb.event_rep, tb.timestamp_rep, tb.timestamp_rep_min, tb.user_comments, tb.similar_ids
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FROM $table ta
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INNER JOIN (SELECT MAX(id_evento) AS id_evento, COUNT(id_evento) AS event_rep,
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MAX(utimestamp) AS timestamp_rep, MIN(utimestamp) AS timestamp_rep_min,
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TAB_TO_STRING(CAST(COLLECT(TO_CHAR(user_comment) ORDER BY id_evento ASC) AS t_varchar2_tab), '<br>') AS user_comments,
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TAB_TO_STRING(CAST(COLLECT(CAST(id_evento AS VARCHAR2(4000)) ORDER BY id_evento ASC) AS t_varchar2_tab)) AS similar_ids
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FROM $table te
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WHERE 1=1 $sql_post
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GROUP BY estado, to_char(evento), id_agentmodule$groupby_extra) tb
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ON ta.id_evento = tb.id_evento
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ORDER BY tb.timestamp_rep ASC";
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$sql = oracle_recode_query($sql, $set);
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}
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break;
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db_process_sql('SET group_concat_max_len = 9999999');
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$event_lj = events_get_secondary_groups_left_join($table);
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if ($total) {
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$sql = "SELECT COUNT(*) FROM (SELECT id_evento
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FROM $table te $event_lj
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WHERE 1=1 ".$sql_post.'
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GROUP BY estado, evento, id_agente, id_agentmodule'.$groupby_extra.') AS t';
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} else {
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$sql = "SELECT *, MAX(id_evento) AS id_evento,
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GROUP_CONCAT(DISTINCT user_comment SEPARATOR '<br>') AS user_comment,
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GROUP_CONCAT(DISTINCT id_evento SEPARATOR ',') AS similar_ids,
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COUNT(id_evento) AS event_rep, MAX(utimestamp) AS timestamp_rep,
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MIN(utimestamp) AS timestamp_rep_min,
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(SELECT owner_user FROM $table WHERE id_evento = MAX(te.id_evento)) owner_user,
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(SELECT id_usuario FROM $table WHERE id_evento = MAX(te.id_evento)) id_usuario,
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(SELECT id_agente FROM $table WHERE id_evento = MAX(te.id_evento)) id_agente,
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(SELECT criticity FROM $table WHERE id_evento = MAX(te.id_evento)) AS criticity,
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(SELECT ack_utimestamp FROM $table WHERE id_evento = MAX(te.id_evento)) AS ack_utimestamp,
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(SELECT nombre FROM tagente_modulo WHERE id_agente_modulo = te.id_agentmodule) AS module_name
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FROM $table te $event_lj
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WHERE 1=1 ".$sql_post.'
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GROUP BY estado, evento, id_agente, id_agentmodule'.$groupby_extra;
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$sql .= ' '.events_get_sql_order($sort_field, $order, 2);
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$sql .= ' LIMIT '.$offset.','.$pagination;
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}
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// Extract the events by filter (or not) from db
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@ -260,16 +198,6 @@ function events_get_events_grouped(
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if ($total) {
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return reset($events[0]);
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} else {
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// Override the column 'user_comment' with the column 'user_comments' when oracle
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if (!empty($events) && $config['dbtype'] == 'oracle') {
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array_walk(
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$events,
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function (&$value, $key) {
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set_if_defined($value['user_comment'], $value['user_comments']);
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}
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);
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}
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return $events;
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}
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}
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@ -4871,6 +4799,10 @@ function events_get_sql_order($sort_field='timestamp', $sort='DESC', $group_rep=
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*/
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function events_get_secondary_groups_left_join($table)
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{
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if (users_is_admin()) {
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return '';
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}
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if ($table == 'tevento') {
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return 'LEFT JOIN tagent_secondary_group tasg ON te.id_agente = tasg.id_agent';
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}
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