117 lines
3.3 KiB
Plaintext
117 lines
3.3 KiB
Plaintext
--source include/have_debug_sync.inc
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--source include/count_sessions.inc
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--echo #
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--echo # Bug #26625652: SIG=11 ROW_SEL_SEC_REC_IS_FOR_CLUST_REC ROW_SEARCH_MVCC
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--echo #
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#
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# Prepare
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#
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--echo # Connection default:
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connection default;
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SET @page_size = @@innodb_page_size;
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# the value must be >= than commit_freq in lob::insert
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SET @page_count = 4;
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SET @initial_isolation = @@SESSION.transaction_isolation;
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SET DEBUG_SYNC='reset';
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--echo # Connection con1:
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connect(con1,localhost,root,,test);
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SET SESSION transaction_isolation = 'READ-UNCOMMITTED';
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SELECT @@SESSION.transaction_isolation;
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--echo # Connection default:
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connection default;
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SET SESSION transaction_isolation = 'READ-UNCOMMITTED';
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SELECT @@SESSION.transaction_isolation;
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CREATE TABLE t (
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a INT,
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c VARCHAR(100),
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j JSON,
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vj varchar(100) as (json_unquote(j->'$.hash')) virtual,
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INDEX idx_a(a),
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INDEX idx_c(c),
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INDEX idx_vj(vj)
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) ROW_FORMAT=COMPACT;
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set @json_data_a = repeat('a', @page_size * @page_count);
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set @json_data_b = repeat('b', @page_size * @page_count);
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set @json_data_c = repeat('c', @page_size * @page_count);
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INSERT INTO t VALUES
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(1, 'aaaa123xx', CONCAT('{ "hash": "the_hash_a", "data": "', @json_data_a, '" }'), DEFAULT),
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(2, 'aaaa1234x', CONCAT('{ "hash": "the_hash_b", "data": "', @json_data_b, '" }'), DEFAULT),
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(3, 'aaaa12345', CONCAT('{ "hash": "the_hash_c", "data": "', @json_data_c, '" }'), DEFAULT);
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#
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# Test 1:
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# - Modify row, but wait before writing JSON BLOB page.
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# - Select with filter on virtual column which cannot be calculated
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# (missing BLOB data, only prefix available).
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#
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--echo # Connection con1:
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connection con1;
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SET DEBUG_SYNC='blob_write_middle_after_check SIGNAL s1 WAIT_FOR s2 EXECUTE 2';
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BEGIN;
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--echo # Sending:
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send UPDATE t SET j=json_set(j,'$.hash','"the_hash_x"') WHERE a=2;
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--echo # Connection default:
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connection default;
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SET DEBUG_SYNC='now WAIT_FOR s1';
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SET DEBUG_SYNC='now SIGNAL s2 WAIT_FOR s1';
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SELECT json_extract(j, "$.data") = @json_data_a FROM t WHERE vj LIKE 'the_hash_a';
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SELECT json_extract(j, "$.data") = @json_data_b FROM t WHERE vj LIKE 'the_hash_b';
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SELECT json_extract(j, "$.data") = @json_data_c FROM t WHERE vj LIKE 'the_hash_c';
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SET DEBUG_SYNC='now SIGNAL s2';
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--echo # Connection con1:
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connection con1;
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reap;
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ROLLBACK;
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#
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# Test 2:
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# - Modify row, but wait before writing JSON BLOB page.
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# - Select with filter on valid column, but read column
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# that cannot be calculated (missing BLOB data, only prefix available).
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#
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--echo # Connection con1:
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connection con1;
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SET DEBUG_SYNC='blob_write_middle_after_check SIGNAL s1 WAIT_FOR s2 EXECUTE 2';
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BEGIN;
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--echo # Sending:
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send UPDATE t SET j=json_set(j,'$.hash','"the_hash_x"') WHERE a=2;
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--echo # Connection default:
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connection default;
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SET DEBUG_SYNC='now WAIT_FOR s1';
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SET DEBUG_SYNC='now SIGNAL s2 WAIT_FOR s1';
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SELECT vj FROM t WHERE c LIKE 'aaaa1234%';
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SET DEBUG_SYNC='now SIGNAL s2';
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--echo # Connection con1:
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connection con1;
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reap;
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ROLLBACK;
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#
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# Cleanup
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#
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--echo # Connection default:
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connection default;
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disconnect con1;
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DROP TABLE t;
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SET DEBUG_SYNC='reset';
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SET SESSION transaction_isolation = @initial_isolation;
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--source include/wait_until_count_sessions.inc
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