31 lines
962 B
MySQL
31 lines
962 B
MySQL
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ALTER TABLE JobsetEvals
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ADD COLUMN nixExprInput text,
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ADD COLUMN nixExprPath text;
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-- This migration took 4.5 hours on a server
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-- with 5400RPM drives, against a copy of hydra's
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-- production dataset. It might take a significantly
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-- less amount of time there, and not justify a
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-- batched migration.
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UPDATE jobsetevals
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SET (nixexprinput, nixexprpath) = (
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SELECT builds.nixexprinput, builds.nixexprpath
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FROM builds
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LEFT JOIN jobsetevalmembers
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ON jobsetevalmembers.build = builds.id
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WHERE jobsetevalmembers.eval = jobsetevals.id
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LIMIT 1
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)
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WHERE jobsetevals.id in (
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SELECT jobsetevalsprime.id
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FROM jobsetevals as jobsetevalsprime
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WHERE jobsetevalsprime.nixexprinput IS NULL
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-- AND jobsetevalsprime.id > ? --------- These are in case of a batched migration
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ORDER BY jobsetevalsprime.id ASC -- /
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-- LIMIT ? -- ----------------------
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);
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ALTER TABLE builds
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DROP COLUMN nixexprinput,
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DROP COLUMN nixexprpath;
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