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# NOTE: Currently run for InnoDB Storage Engine only --echo # test handler operation with partitioned table eval CREATE TABLE t1 ( col_1_int int, col_2_int int, PRIMARY KEY(col_2_int), KEY idx1 (col_1_int, col_2_int)) ENGINE = $engine PARTITION BY KEY() partitions 4; SHOW CREATE TABLE t1; --echo # test handler read forward --echo # insert values in all partitions - 1st set INSERT INTO t1 VALUES (1, 1), (2, 2), (3, 3), (4, 4); --echo # insert values in all partitions - 2nd set INSERT INTO t1 VALUES (8, 5), (7, 6), (6, 7), (5, 8); HANDLER t1 OPEN; --echo # read 2nd set of values in forward direction using handler HANDLER t1 READ idx1 > (4, 4) LIMIT 10; --echo # replace 1st set of values to make them bigger in idx1 order REPLACE INTO t1 VALUES (9, 1), (10, 2), (11, 3), (12, 4); --echo # try handler next- expect no rows HANDLER t1 READ idx1 next; HANDLER t1 CLOSE; --echo # delete all rows DELETE FROM t1; --echo # test handler read backward --echo # insert values in all partitions - 1st set INSERT INTO t1 VALUES (8, 5), (7, 6), (6, 7), (5, 8); --echo # insert values in all partitions - 2nd set INSERT INTO t1 VALUES (9, 9), (10, 10), (11, 11), (12, 12); HANDLER t1 OPEN; --echo # read 1st set of values in backward direction using handler HANDLER t1 READ idx1 < (9, 9) LIMIT 10; --echo # replace 2nd set of values to make them smaller in idx1 order REPLACE INTO t1 VALUES ( 1, 9), ( 2, 10), ( 3, 11), ( 4, 12); --echo # try handler previous- expect no rows HANDLER t1 READ idx1 prev; HANDLER t1 CLOSE; DROP TABLE t1; #------------------------------------------------------------------------------#