35 lines
831 B
RPMSpec
35 lines
831 B
RPMSpec
# 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, 100)::int a;
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CREATE INDEX ON foo(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 COUNT(*) 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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SET min_parallel_index_scan_size = 0;
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SET parallel_leader_participation = off;
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SET enable_seqscan = off;
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}
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step s2r1 { SELECT COUNT(*) FROM foo; }
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step s2r2 { SELECT COUNT(*) FROM foo; }
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step s2c { COMMIT; }
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permutation s1r s2r1 s1c s2r2 s2c
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