postgres: add char format for itemid

This commit is contained in:
Alexander Zobnin
2017-10-17 19:36:24 +03:00
parent 3341b8f1f9
commit 1ad2333907
4 changed files with 16 additions and 15 deletions

View File

@@ -270,16 +270,18 @@ var TEST_MYSQL_QUERY = 'SELECT itemid AS metric, clock AS time_sec, value_avg AS
// PostgreSQL //
////////////////
var itemid_format = 'FM99999999999999999999';
function buildPostgresHistoryQuery(itemids, table, timeFrom, timeTill, intervalSec, aggFunction) {
var time_expression = 'clock / ' + intervalSec + ' * ' + intervalSec;
var query = '\n SELECT DISTINCT to_char(itemid, \'FM9999999999999\') AS metric,\n ' + time_expression + ' AS time,\n ' + aggFunction + '(value) OVER (PARTITION BY clock / ' + intervalSec + ') AS value\n FROM ' + table + '\n WHERE itemid IN (' + itemids + ')\n AND clock > ' + timeFrom + ' AND clock < ' + timeTill + '\n GROUP BY metric, clock, value\n ORDER BY time ASC\n ';
var query = '\n SELECT DISTINCT to_char(itemid, \'' + itemid_format + '\') AS metric,\n ' + time_expression + ' AS time,\n ' + aggFunction + '(value) OVER (PARTITION BY clock / ' + intervalSec + ') AS value\n FROM ' + table + '\n WHERE itemid IN (' + itemids + ')\n AND clock > ' + timeFrom + ' AND clock < ' + timeTill + '\n GROUP BY metric, clock, value\n ORDER BY time ASC\n ';
return query;
}
function buildPostgresTrendsQuery(itemids, table, timeFrom, timeTill, intervalSec, aggFunction, valueColumn) {
var time_expression = 'clock / ' + intervalSec + ' * ' + intervalSec;
var query = '\n SELECT DISTINCT to_char(itemid, \'FM9999999999999\') AS metric,\n ' + time_expression + ' AS time,\n ' + aggFunction + '(' + valueColumn + ') OVER (PARTITION BY clock / ' + intervalSec + ') AS value\n FROM ' + table + '\n WHERE itemid IN (' + itemids + ')\n AND clock > ' + timeFrom + ' AND clock < ' + timeTill + '\n GROUP BY metric, clock, ' + valueColumn + '\n ORDER BY time ASC\n ';
var query = '\n SELECT DISTINCT to_char(itemid, \'' + itemid_format + '\') AS metric,\n ' + time_expression + ' AS time,\n ' + aggFunction + '(' + valueColumn + ') OVER (PARTITION BY clock / ' + intervalSec + ') AS value\n FROM ' + table + '\n WHERE itemid IN (' + itemids + ')\n AND clock > ' + timeFrom + ' AND clock < ' + timeTill + '\n GROUP BY metric, clock, ' + valueColumn + '\n ORDER BY time ASC\n ';
return query;
}
var TEST_POSTGRES_QUERY = '\n SELECT to_char(itemid, \'FM9999999999999\') AS metric, clock AS time, value_avg AS value\n FROM trends_uint LIMIT 1\n';
var TEST_POSTGRES_QUERY = '\n SELECT to_char(itemid, \'' + itemid_format + '\') AS metric, clock AS time, value_avg AS value\n FROM trends_uint LIMIT 1\n';