[OSSTEST PATCH 3/3] db schema: Make the testid column NOT NLLL

[Ian Jackson <ian.jackson@eu.citrix.com>]

We have to fix some old data.  We insist that the old data is indeed
old (more than 5 years old) and not part of proper flights (ie,
blessed "play" or "crashed" or "unknown").

Signed-off-by: Ian Jackson <Ian.Jackson@eu.citrix.com>
---
 schema/testid-constraint.sql | 28 ++++++++++++++++++++++++++++
 1 file changed, 28 insertions(+)
 create mode 100644 schema/testid-constraint.sql

diff --git a/schema/testid-constraint.sql b/schema/testid-constraint.sql
new file mode 100644
index 0000000..541f26e
--- /dev/null
+++ b/schema/testid-constraint.sql
@@ -0,0 +1,28 @@
+-- ##OSSTEST## 005 Harmless
+--
+-- All steps should have a testid.
+-- Some very old data in our existing instances lacks this.
+--
+-- The time_t value is Tue Jul  3 17:09:12 BST 2012, 5 years ago.
+
+WITH cutoff AS
+   (SELECT 1341331754)
+UPDATE steps
+   SET testid = 'xxx-dumy-testid.' || stepno
+ WHERE testid IS NULL
+   AND (
+      WITH f AS
+          (SELECT * FROM flights WHERE flights.flight = steps.flight)
+      SELECT
+	    (   ((SELECT blessing FROM f) = 'unknown'
+	      OR (SELECT blessing FROM f) = 'play'
+	      OR (SELECT blessing FROM f) = 'crashed')
+            )
+	AND (SELECT started FROM f) < (SELECT * FROM cutoff)
+	AND COALESCE( steps.flight <
+	              (SELECT min(flight) FROM flights
+	                WHERE started >= (SELECT * FROM cutoff))
+                      , 1=1 )
+           );
+
+ALTER TABLE steps ALTER COLUMN testid SET NOT NULL;
-- 
2.1.4


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