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ClangPchManager: Return always a null entry if there is no file status

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It's done by a left join which is creation null entries for missing
right join values.

Change-Id: I61715791d454546834ad3dcfc4c4bee92c31b0e5
Reviewed-by: Tim Jenssen <tim.jenssen@qt.io>
This commit is contained in:
Marco Bubke
2019-07-24 15:52:42 +02:00
parent e23ec051cd
commit ac22760043
1 changed files with 2 additions and 1 deletions
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3
src/tools/clangpchmanagerbackend/source/builddependenciesstorage.h
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@@ -393,7 +393,8 @@ public:
"WITH RECURSIVE collectedDependencies(sourceId) AS (VALUES(?) UNION SELECT "
"dependencySourceId FROM sourceDependencies, collectedDependencies WHERE "
"sourceDependencies.sourceId == collectedDependencies.sourceId) SELECT DISTINCT sourceId, "
"indexingTimeStamp FROM collectedDependencies NATURAL JOIN fileStatuses ORDER BY sourceId",
"indexingTimeStamp FROM collectedDependencies NATURAL LEFT JOIN fileStatuses ORDER BY "
"sourceId",
database};
mutable ReadStatement fetchIndexingTimeStampsStatement{
"SELECT sourceId, indexingTimeStamp FROM fileStatuses", database};