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| author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-04 12:15:05 +0000 |
|---|---|---|
| committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-05-04 12:15:05 +0000 |
| commit | 46651ce6fe013220ed397add242004d764fc0153 (patch) | |
| tree | 6e5299f990f88e60174a1d3ae6e48eedd2688b2b /src/test/isolation/expected/serializable-parallel.out | |
| parent | Initial commit. (diff) | |
| download | postgresql-14-upstream.tar.xz postgresql-14-upstream.zip | |
Adding upstream version 14.5.upstream/14.5upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/test/isolation/expected/serializable-parallel.out')
| -rw-r--r-- | src/test/isolation/expected/serializable-parallel.out | 58 |
1 files changed, 58 insertions, 0 deletions
diff --git a/src/test/isolation/expected/serializable-parallel.out b/src/test/isolation/expected/serializable-parallel.out new file mode 100644 index 0000000..543ae89 --- /dev/null +++ b/src/test/isolation/expected/serializable-parallel.out @@ -0,0 +1,58 @@ +Parsed test spec with 3 sessions + +starting permutation: s2rx s2ry s1ry s1wy s1c s2wx s2c s3c +step s2rx: SELECT balance FROM bank_account WHERE id = 'X'; +balance +------- + 0 +(1 row) + +step s2ry: SELECT balance FROM bank_account WHERE id = 'Y'; +balance +------- + 0 +(1 row) + +step s1ry: SELECT balance FROM bank_account WHERE id = 'Y'; +balance +------- + 0 +(1 row) + +step s1wy: UPDATE bank_account SET balance = 20 WHERE id = 'Y'; +step s1c: COMMIT; +step s2wx: UPDATE bank_account SET balance = -11 WHERE id = 'X'; +step s2c: COMMIT; +step s3c: COMMIT; + +starting permutation: s2rx s2ry s1ry s1wy s1c s3r s3c s2wx +step s2rx: SELECT balance FROM bank_account WHERE id = 'X'; +balance +------- + 0 +(1 row) + +step s2ry: SELECT balance FROM bank_account WHERE id = 'Y'; +balance +------- + 0 +(1 row) + +step s1ry: SELECT balance FROM bank_account WHERE id = 'Y'; +balance +------- + 0 +(1 row) + +step s1wy: UPDATE bank_account SET balance = 20 WHERE id = 'Y'; +step s1c: COMMIT; +step s3r: SELECT id, balance FROM bank_account WHERE id IN ('X', 'Y') ORDER BY id; +id|balance +--+------- +X | 0 +Y | 20 +(2 rows) + +step s3c: COMMIT; +step s2wx: UPDATE bank_account SET balance = -11 WHERE id = 'X'; +ERROR: could not serialize access due to read/write dependencies among transactions |