From ecb664a8550ee787a593db6cf45907100a875a54 Mon Sep 17 00:00:00 2001
From: Trygve Laugstøl <trygvis@inamo.no>
Date: Fri, 30 Oct 2015 19:45:22 +0100
Subject: o Splitting the value field into value_numeric and value_text.
---
src/Diller.js | 2 +-
src/DillerDao.js | 19 ++++++++++---------
2 files changed, 11 insertions(+), 10 deletions(-)
(limited to 'src')
diff --git a/src/Diller.js b/src/Diller.js
index fa2e308..e73bf46 100644
--- a/src/Diller.js
+++ b/src/Diller.js
@@ -12,7 +12,7 @@ function Diller(config, db) {
return dao.insertValue(property.id, value)
.then(function (res) {
- log.info('typeof', typeof res.timestamp, res.timestamp, res.timestamp.getTime());
+ // ignore the result
updateAggregates(property.id, res.timestamp);
return res;
});
diff --git a/src/DillerDao.js b/src/DillerDao.js
index b46e734..98b6e6e 100644
--- a/src/DillerDao.js
+++ b/src/DillerDao.js
@@ -2,7 +2,7 @@ function DillerDao(tx) {
var deviceColumns = 'id, key, created_timestamp';
var propertyColumns = 'id, device, key, created_timestamp';
- var valueColumns = 'property, timestamp, value';
+ var valueColumns = 'property, timestamp, value_text, value_numeric';
// -------------------------------------------------------------------------------------------------------------------
// Device
@@ -58,21 +58,23 @@ function DillerDao(tx) {
function valuesByPropertyId(propertyId, limit) {
limit = limit || 10;
- return tx.many('SELECT timestamp, value FROM value WHERE property=$1 ORDER BY timestamp DESC LIMIT $2', [propertyId, limit]);
+ return tx.many('SELECT timestamp, coalesce(value_numeric::text, value_text) AS value FROM value WHERE property=$1 ORDER BY timestamp DESC LIMIT $2', [propertyId, limit]);
}
function insertValue(propertyId, value) {
- return tx.one('INSERT INTO value(property, timestamp, value) VALUES($1, CURRENT_TIMESTAMP, $2) RETURNING timestamp', [propertyId, value]);
+ var value_numeric = parseFloat(value) || undefined,
+ value_text = value_numeric ? null : value;
+
+ return tx.one('INSERT INTO value(property, timestamp, value_text, value_numeric) VALUES($1, CURRENT_TIMESTAMP, $2, $3::NUMERIC) RETURNING timestamp', [propertyId, value_text, value_numeric]);
}
function updateHourAggregatesForProperty(propertyId, timestamp) {
return tx.none('DELETE FROM value_by_hour WHERE property=$1 AND timestamp=DATE_TRUNC(\'hour\', $2::TIMESTAMPTZ)', [propertyId, timestamp])
.then(function() {
return tx.one('INSERT INTO value_by_hour(property, timestamp, count, max, min, avg) ' +
- 'SELECT property, DATE_TRUNC(\'hour\', timestamp) AS timestamp, COUNT(value) AS count, MAX(value::NUMERIC) AS max, MIN(value::NUMERIC) AS min, AVG(value::NUMERIC) AS avg ' +
- 'FROM value WHERE property=$1 AND DATE_TRUNC(\'hour\', timestamp)=DATE_TRUNC(\'hour\', $2::TIMESTAMPTZ) ' +
+ 'SELECT property, DATE_TRUNC(\'hour\', timestamp) AS timestamp, COUNT(value_numeric) AS count, MAX(value_numeric) AS max, MIN(value_numeric) AS min, AVG(value_numeric) AS avg ' +
+ 'FROM value WHERE property=$1 AND DATE_TRUNC(\'hour\', timestamp)=DATE_TRUNC(\'hour\', $2::TIMESTAMPTZ) AND value_numeric IS NOT NULL ' +
'GROUP BY property, DATE_TRUNC(\'hour\', timestamp) ' +
- 'ORDER BY 2, 1 ' +
'RETURNING *;', [propertyId, timestamp]);
});
}
@@ -81,11 +83,10 @@ function DillerDao(tx) {
return tx.none('DELETE FROM value_by_minute WHERE property=$1 AND timestamp=DATE_TRUNC(\'minute\', $2::TIMESTAMPTZ)', [propertyId, timestamp])
.then(function() {
return tx.one('INSERT INTO value_by_minute(property, timestamp, count, max, min, avg) ' +
- 'SELECT property, DATE_TRUNC(\'minute\', timestamp) AS timestamp, COUNT(value) AS count, MAX(value::NUMERIC) AS max, MIN(value::NUMERIC) AS min, AVG(value::NUMERIC) AS avg ' +
+ 'SELECT property, DATE_TRUNC(\'minute\', timestamp) AS timestamp, COUNT(value_numeric) AS count, MAX(value_numeric) AS max, MIN(value_numeric) AS min, AVG(value_numeric) AS avg ' +
'FROM value ' +
- 'WHERE property=$1 AND DATE_TRUNC(\'minute\', timestamp)=DATE_TRUNC(\'minute\', $2::TIMESTAMPTZ) ' +
+ 'WHERE property=$1 AND DATE_TRUNC(\'minute\', timestamp)=DATE_TRUNC(\'minute\', $2::TIMESTAMPTZ) AND value_numeric IS NOT NULL ' +
'GROUP BY property, DATE_TRUNC(\'minute\', timestamp) ' +
- 'ORDER BY 2, 1 ' +
'RETURNING *;', [propertyId, timestamp]);
});
}
--
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