From: Sebastian Harl <sh@tokkee.org>
Date: Thu, 25 Oct 2012 10:37:02 +0000 (+0200)
Subject: collectd_insert.sql: Added view 'collectd'.
X-Git-Tag: collectd-5.2.0~13^2~13
X-Git-Url: https://git.tokkee.org/?a=commitdiff_plain;h=ad0244784f7a9bb3a4ebbb992401a16b0c75a1b6;p=collectd.git

collectd_insert.sql: Added view 'collectd'.

This view provides a join of the 'identifiers' and 'values' tables plus an
additional column with the serialized collectd identifier.
---

diff --git a/contrib/postgresql/collectd_insert.sql b/contrib/postgresql/collectd_insert.sql
index e20b0bf1..7ccd909a 100644
--- a/contrib/postgresql/collectd_insert.sql
+++ b/contrib/postgresql/collectd_insert.sql
@@ -90,6 +90,26 @@ CREATE TABLE "values" (
     value double precision NOT NULL
 );
 
+CREATE OR REPLACE VIEW collectd
+    AS SELECT host, plugin, plugin_inst, type, type_inst,
+            host
+                || '/' || plugin
+                || CASE
+                    WHEN plugin_inst IS NOT NULL THEN '-'
+                    ELSE ''
+                END
+                || coalesce(plugin_inst, '')
+                || '/' || type
+                || CASE
+                    WHEN type_inst IS NOT NULL THEN '-'
+                    ELSE ''
+                END
+                || coalesce(plugin_inst, '') AS identifier,
+            tstamp, name, value
+        FROM identifiers
+            JOIN values
+            ON values.id = identifiers.id;
+
 -- partition "values" by day (or week, month, ...)
 
 -- create the child tables for today and the next 'days' days: