350 lines
9.0 KiB
Plaintext
350 lines
9.0 KiB
Plaintext
Parsed test spec with 2 sessions
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starting permutation: wx1 rxy1 c1 wy2 rxy2 c2
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step wx1: UPDATE accounts SET balance = balance - 200 WHERE accountid = 'checking';
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step rxy1: SELECT SUM(balance) FROM accounts;
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sum
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----
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1000
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(1 row)
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step c1: COMMIT;
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step wy2: UPDATE accounts SET balance = balance - 200 WHERE accountid = 'savings';
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step rxy2: SELECT SUM(balance) FROM accounts;
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sum
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---
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800
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(1 row)
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step c2: COMMIT;
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starting permutation: wx1 rxy1 wy2 c1 rxy2 c2
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step wx1: UPDATE accounts SET balance = balance - 200 WHERE accountid = 'checking';
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step rxy1: SELECT SUM(balance) FROM accounts;
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sum
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----
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1000
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(1 row)
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step wy2: UPDATE accounts SET balance = balance - 200 WHERE accountid = 'savings';
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step c1: COMMIT;
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step rxy2: SELECT SUM(balance) FROM accounts;
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ERROR: could not serialize access due to read/write dependencies among transactions
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step c2: COMMIT;
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starting permutation: wx1 rxy1 wy2 rxy2 c1 c2
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step wx1: UPDATE accounts SET balance = balance - 200 WHERE accountid = 'checking';
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step rxy1: SELECT SUM(balance) FROM accounts;
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sum
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----
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1000
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(1 row)
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step wy2: UPDATE accounts SET balance = balance - 200 WHERE accountid = 'savings';
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step rxy2: SELECT SUM(balance) FROM accounts;
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sum
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----
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1000
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(1 row)
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step c1: COMMIT;
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step c2: COMMIT;
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ERROR: could not serialize access due to read/write dependencies among transactions
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starting permutation: wx1 rxy1 wy2 rxy2 c2 c1
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step wx1: UPDATE accounts SET balance = balance - 200 WHERE accountid = 'checking';
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step rxy1: SELECT SUM(balance) FROM accounts;
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sum
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----
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1000
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(1 row)
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step wy2: UPDATE accounts SET balance = balance - 200 WHERE accountid = 'savings';
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step rxy2: SELECT SUM(balance) FROM accounts;
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sum
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----
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1000
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(1 row)
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step c2: COMMIT;
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step c1: COMMIT;
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ERROR: could not serialize access due to read/write dependencies among transactions
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starting permutation: wx1 wy2 rxy1 c1 rxy2 c2
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step wx1: UPDATE accounts SET balance = balance - 200 WHERE accountid = 'checking';
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step wy2: UPDATE accounts SET balance = balance - 200 WHERE accountid = 'savings';
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step rxy1: SELECT SUM(balance) FROM accounts;
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sum
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----
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1000
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(1 row)
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step c1: COMMIT;
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step rxy2: SELECT SUM(balance) FROM accounts;
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ERROR: could not serialize access due to read/write dependencies among transactions
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step c2: COMMIT;
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starting permutation: wx1 wy2 rxy1 rxy2 c1 c2
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step wx1: UPDATE accounts SET balance = balance - 200 WHERE accountid = 'checking';
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step wy2: UPDATE accounts SET balance = balance - 200 WHERE accountid = 'savings';
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step rxy1: SELECT SUM(balance) FROM accounts;
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sum
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----
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1000
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(1 row)
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step rxy2: SELECT SUM(balance) FROM accounts;
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sum
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----
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1000
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(1 row)
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step c1: COMMIT;
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step c2: COMMIT;
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ERROR: could not serialize access due to read/write dependencies among transactions
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starting permutation: wx1 wy2 rxy1 rxy2 c2 c1
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step wx1: UPDATE accounts SET balance = balance - 200 WHERE accountid = 'checking';
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step wy2: UPDATE accounts SET balance = balance - 200 WHERE accountid = 'savings';
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step rxy1: SELECT SUM(balance) FROM accounts;
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sum
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----
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1000
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(1 row)
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step rxy2: SELECT SUM(balance) FROM accounts;
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sum
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----
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1000
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(1 row)
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step c2: COMMIT;
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step c1: COMMIT;
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ERROR: could not serialize access due to read/write dependencies among transactions
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starting permutation: wx1 wy2 rxy2 rxy1 c1 c2
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step wx1: UPDATE accounts SET balance = balance - 200 WHERE accountid = 'checking';
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step wy2: UPDATE accounts SET balance = balance - 200 WHERE accountid = 'savings';
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step rxy2: SELECT SUM(balance) FROM accounts;
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sum
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----
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1000
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(1 row)
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step rxy1: SELECT SUM(balance) FROM accounts;
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sum
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----
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1000
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(1 row)
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step c1: COMMIT;
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step c2: COMMIT;
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ERROR: could not serialize access due to read/write dependencies among transactions
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starting permutation: wx1 wy2 rxy2 rxy1 c2 c1
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step wx1: UPDATE accounts SET balance = balance - 200 WHERE accountid = 'checking';
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step wy2: UPDATE accounts SET balance = balance - 200 WHERE accountid = 'savings';
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step rxy2: SELECT SUM(balance) FROM accounts;
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sum
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----
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1000
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(1 row)
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step rxy1: SELECT SUM(balance) FROM accounts;
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sum
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----
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1000
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(1 row)
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step c2: COMMIT;
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step c1: COMMIT;
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ERROR: could not serialize access due to read/write dependencies among transactions
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starting permutation: wx1 wy2 rxy2 c2 rxy1 c1
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step wx1: UPDATE accounts SET balance = balance - 200 WHERE accountid = 'checking';
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step wy2: UPDATE accounts SET balance = balance - 200 WHERE accountid = 'savings';
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step rxy2: SELECT SUM(balance) FROM accounts;
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sum
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----
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1000
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(1 row)
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step c2: COMMIT;
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step rxy1: SELECT SUM(balance) FROM accounts;
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ERROR: could not serialize access due to read/write dependencies among transactions
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step c1: COMMIT;
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starting permutation: wy2 wx1 rxy1 c1 rxy2 c2
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step wy2: UPDATE accounts SET balance = balance - 200 WHERE accountid = 'savings';
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step wx1: UPDATE accounts SET balance = balance - 200 WHERE accountid = 'checking';
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step rxy1: SELECT SUM(balance) FROM accounts;
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sum
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----
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1000
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(1 row)
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step c1: COMMIT;
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step rxy2: SELECT SUM(balance) FROM accounts;
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ERROR: could not serialize access due to read/write dependencies among transactions
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step c2: COMMIT;
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starting permutation: wy2 wx1 rxy1 rxy2 c1 c2
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step wy2: UPDATE accounts SET balance = balance - 200 WHERE accountid = 'savings';
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step wx1: UPDATE accounts SET balance = balance - 200 WHERE accountid = 'checking';
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step rxy1: SELECT SUM(balance) FROM accounts;
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sum
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----
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1000
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(1 row)
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step rxy2: SELECT SUM(balance) FROM accounts;
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sum
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----
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1000
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(1 row)
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step c1: COMMIT;
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step c2: COMMIT;
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ERROR: could not serialize access due to read/write dependencies among transactions
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starting permutation: wy2 wx1 rxy1 rxy2 c2 c1
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step wy2: UPDATE accounts SET balance = balance - 200 WHERE accountid = 'savings';
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step wx1: UPDATE accounts SET balance = balance - 200 WHERE accountid = 'checking';
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step rxy1: SELECT SUM(balance) FROM accounts;
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sum
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----
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1000
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(1 row)
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step rxy2: SELECT SUM(balance) FROM accounts;
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sum
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----
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1000
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(1 row)
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step c2: COMMIT;
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step c1: COMMIT;
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ERROR: could not serialize access due to read/write dependencies among transactions
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starting permutation: wy2 wx1 rxy2 rxy1 c1 c2
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step wy2: UPDATE accounts SET balance = balance - 200 WHERE accountid = 'savings';
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step wx1: UPDATE accounts SET balance = balance - 200 WHERE accountid = 'checking';
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step rxy2: SELECT SUM(balance) FROM accounts;
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sum
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----
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1000
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(1 row)
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step rxy1: SELECT SUM(balance) FROM accounts;
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sum
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----
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1000
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(1 row)
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step c1: COMMIT;
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step c2: COMMIT;
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ERROR: could not serialize access due to read/write dependencies among transactions
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starting permutation: wy2 wx1 rxy2 rxy1 c2 c1
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step wy2: UPDATE accounts SET balance = balance - 200 WHERE accountid = 'savings';
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step wx1: UPDATE accounts SET balance = balance - 200 WHERE accountid = 'checking';
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step rxy2: SELECT SUM(balance) FROM accounts;
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sum
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----
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1000
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(1 row)
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step rxy1: SELECT SUM(balance) FROM accounts;
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sum
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----
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1000
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(1 row)
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step c2: COMMIT;
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step c1: COMMIT;
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ERROR: could not serialize access due to read/write dependencies among transactions
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starting permutation: wy2 wx1 rxy2 c2 rxy1 c1
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step wy2: UPDATE accounts SET balance = balance - 200 WHERE accountid = 'savings';
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step wx1: UPDATE accounts SET balance = balance - 200 WHERE accountid = 'checking';
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step rxy2: SELECT SUM(balance) FROM accounts;
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sum
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----
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1000
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(1 row)
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step c2: COMMIT;
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step rxy1: SELECT SUM(balance) FROM accounts;
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ERROR: could not serialize access due to read/write dependencies among transactions
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step c1: COMMIT;
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starting permutation: wy2 rxy2 wx1 rxy1 c1 c2
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step wy2: UPDATE accounts SET balance = balance - 200 WHERE accountid = 'savings';
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step rxy2: SELECT SUM(balance) FROM accounts;
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sum
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----
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1000
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(1 row)
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step wx1: UPDATE accounts SET balance = balance - 200 WHERE accountid = 'checking';
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step rxy1: SELECT SUM(balance) FROM accounts;
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sum
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----
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1000
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(1 row)
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step c1: COMMIT;
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step c2: COMMIT;
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ERROR: could not serialize access due to read/write dependencies among transactions
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starting permutation: wy2 rxy2 wx1 rxy1 c2 c1
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step wy2: UPDATE accounts SET balance = balance - 200 WHERE accountid = 'savings';
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step rxy2: SELECT SUM(balance) FROM accounts;
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sum
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----
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1000
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(1 row)
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step wx1: UPDATE accounts SET balance = balance - 200 WHERE accountid = 'checking';
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step rxy1: SELECT SUM(balance) FROM accounts;
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sum
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----
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1000
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(1 row)
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step c2: COMMIT;
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step c1: COMMIT;
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ERROR: could not serialize access due to read/write dependencies among transactions
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starting permutation: wy2 rxy2 wx1 c2 rxy1 c1
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step wy2: UPDATE accounts SET balance = balance - 200 WHERE accountid = 'savings';
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step rxy2: SELECT SUM(balance) FROM accounts;
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sum
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----
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1000
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(1 row)
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step wx1: UPDATE accounts SET balance = balance - 200 WHERE accountid = 'checking';
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step c2: COMMIT;
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step rxy1: SELECT SUM(balance) FROM accounts;
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ERROR: could not serialize access due to read/write dependencies among transactions
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step c1: COMMIT;
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starting permutation: wy2 rxy2 c2 wx1 rxy1 c1
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step wy2: UPDATE accounts SET balance = balance - 200 WHERE accountid = 'savings';
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step rxy2: SELECT SUM(balance) FROM accounts;
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sum
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----
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1000
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(1 row)
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step c2: COMMIT;
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step wx1: UPDATE accounts SET balance = balance - 200 WHERE accountid = 'checking';
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step rxy1: SELECT SUM(balance) FROM accounts;
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sum
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---
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800
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(1 row)
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step c1: COMMIT;
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