31 lines
627 B
RPMSpec
31 lines
627 B
RPMSpec
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# Test NOWAIT with an updated tuple chain.
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setup
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{
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CREATE TABLE foo (
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id int PRIMARY KEY,
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data text NOT NULL
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);
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INSERT INTO foo VALUES (1, 'x');
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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; }
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step "s1a" { SELECT * FROM foo WHERE pg_advisory_lock(0) IS NOT NULL FOR UPDATE NOWAIT; }
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step "s1b" { COMMIT; }
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session "s2"
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step "s2a" { SELECT pg_advisory_lock(0); }
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step "s2b" { UPDATE foo SET data = data; }
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step "s2c" { BEGIN; }
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step "s2d" { UPDATE foo SET data = data; }
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step "s2e" { SELECT pg_advisory_unlock(0); }
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step "s2f" { COMMIT; }
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permutation "s2a" "s1a" "s2b" "s2c" "s2d" "s2e" "s1b" "s2f"
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