Rakesh Emmadi 204cd3514b optimise server startup time (close #1430) (#2120) ...

1. Reuses postgres connections during startup which reduces the overhead of opening and closing connections. 
2. Faster schema cache building. This is done by fetching all the required data in a single sql statement.

2019-05-08 13:06:42 +05:30

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Main.hs

optimise server startup time (close #1430) (#2120)

2019-05-08 13:06:42 +05:30

Migrate.hs

optimise server startup time (close #1430) (#2120)

2019-05-08 13:06:42 +05:30

Ops.hs

recover from inconsistent database state (closes #231) (#1863)

2019-04-17 21:59:39 +05:30