31 lines
688 B
RPMSpec
31 lines
688 B
RPMSpec
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# Exercise the case where a read-only serializable transaction has
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# SXACT_FLAG_RO_SAFE set in a parallel query.
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setup
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{
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CREATE TABLE foo AS SELECT generate_series(1, 10)::int a;
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ALTER TABLE foo SET (parallel_workers = 2);
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}
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teardown
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{
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DROP TABLE foo;
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}
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session "s1"
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setup { BEGIN TRANSACTION ISOLATION LEVEL SERIALIZABLE; }
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step "s1r" { SELECT * FROM foo; }
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step "s1c" { COMMIT; }
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session "s2"
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setup {
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BEGIN TRANSACTION ISOLATION LEVEL SERIALIZABLE READ ONLY;
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SET parallel_setup_cost = 0;
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SET parallel_tuple_cost = 0;
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}
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step "s2r1" { SELECT * FROM foo; }
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step "s2r2" { SELECT * FROM foo; }
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step "s2c" { COMMIT; }
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permutation "s1r" "s2r1" "s1c" "s2r2" "s2c"
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