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Diffstat (limited to 'src/test/isolation/specs/partition-key-update-2.spec')
-rw-r--r-- | src/test/isolation/specs/partition-key-update-2.spec | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/src/test/isolation/specs/partition-key-update-2.spec b/src/test/isolation/specs/partition-key-update-2.spec new file mode 100644 index 0000000..d4cd09b --- /dev/null +++ b/src/test/isolation/specs/partition-key-update-2.spec @@ -0,0 +1,45 @@ +# Concurrent update of a partition key and INSERT...ON CONFLICT DO NOTHING test +# +# This test tries to expose problems with the interaction between concurrent +# sessions during an update of the partition key and INSERT...ON CONFLICT DO +# NOTHING on a partitioned table. +# +# The convention here is that session 1 moves row from one partition to +# another due update of the partition key and session 2 always ends up +# inserting, and session 3 always ends up doing nothing. +# +# Note: This test is slightly resemble to insert-conflict-do-nothing test. + +setup +{ + CREATE TABLE foo (a int primary key, b text) PARTITION BY LIST(a); + CREATE TABLE foo1 PARTITION OF foo FOR VALUES IN (1); + CREATE TABLE foo2 PARTITION OF foo FOR VALUES IN (2); + INSERT INTO foo VALUES (1, 'initial tuple'); +} + +teardown +{ + DROP TABLE foo; +} + +session s1 +setup { BEGIN ISOLATION LEVEL READ COMMITTED; } +step s1u { UPDATE foo SET a=2, b=b || ' -> moved by session-1' WHERE a=1; } +step s1c { COMMIT; } + +session s2 +setup { BEGIN ISOLATION LEVEL READ COMMITTED; } +step s2donothing { INSERT INTO foo VALUES(1, 'session-2 donothing') ON CONFLICT DO NOTHING; } +step s2c { COMMIT; } + +session s3 +setup { BEGIN ISOLATION LEVEL READ COMMITTED; } +step s3donothing { INSERT INTO foo VALUES(2, 'session-3 donothing') ON CONFLICT DO NOTHING; } +step s3select { SELECT * FROM foo ORDER BY a; } +step s3c { COMMIT; } + +# Regular case where one session block-waits on another to determine if it +# should proceed with an insert or do nothing. +permutation s1u s2donothing s3donothing s1c s2c s3select s3c +permutation s2donothing s1u s3donothing s1c s2c s3select s3c |