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# name: test/sql/update/test_stress_update_issue_19688.test
# description: Concurrent stress test: UPDATE/DELETE/INSERT
# group: [update]
statement ok
DROP TABLE IF EXISTS test_stress_update_issue_19688
statement ok
CREATE TABLE test_stress_update_issue_19688 (
id INTEGER,
val INTEGER
)
# Insert 1000 initial rows
statement ok
INSERT INTO test_stress_update_issue_19688 SELECT range AS id, range * 1000 AS val FROM range(1000)
# Verify initial count
query I
SELECT COUNT(*) FROM test_stress_update_issue_19688
----
1000
# Launch 8 concurrent workers to perform UPDATE/DELETE/INSERT operations on the same rows
concurrentloop threadid 0 8
# Each worker operates on all 1000 rows
loop i 0 1000
statement maybe
UPDATE test_stress_update_issue_19688 SET val = (${threadid} * 10000 + ${i}) WHERE id = ${i}
----
TransactionContext Error
statement maybe
DELETE FROM test_stress_update_issue_19688 WHERE id = ${i}
----
TransactionContext Error
statement maybe
INSERT INTO test_stress_update_issue_19688 VALUES (${i}, ${threadid} * 10000 + ${i})
----
TransactionContext Error
endloop
endloop
# Verify all IDs from 0-999 are present
query I
SELECT COUNT(DISTINCT id) FROM test_stress_update_issue_19688
----
1000
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