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27 lines
778 B
Plaintext
27 lines
778 B
Plaintext
Parsed test spec with 2 sessions
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starting permutation: s1-begin s1-upd-ins s2-begin s2-update s1-commit s2-commit s1-result s2-result
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step s1-begin: BEGIN;
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step s1-upd-ins: MERGE INTO prept USING preps ON prept.t1 = preps.s1
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WHEN MATCHED THEN UPDATE SET t2 = t2 + 1
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WHEN NOT MATCHED THEN INSERT VALUES(s1, s2);
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step s2-begin: BEGIN;
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step s2-update: UPDATE preps SET s2 = s2 + 1; <waiting ...>
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step s1-commit: COMMIT;
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step s2-update: <... completed>
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step s2-commit: COMMIT;
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step s1-result: SELECT * FROM preps ORDER BY 1;
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s1|s2
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---------------------------------------------------------------------
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100| 1
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200| 1
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(2 rows)
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step s2-result: SELECT * FROM prept ORDER BY 1;
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t1|t2
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---------------------------------------------------------------------
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100| 1
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200| 0
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(2 rows)
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