################################################################################ # # Executes INSERT ... SELECT statements. # ################################################################################ SET autocommit = 0; START TRANSACTION; # We need this to determine how many rows to update after insert (we may insert mulitple rows). let $pk_before= `SELECT MAX(`pk`) FROM t1`; # Insert rows unless we have duplicate values in unique indexes. # WHERE conditions are more or less arbitrary. --error 0, ER_LOCK_DEADLOCK, ER_LOCK_WAIT_TIMEOUT, ER_CHECKREAD, ER_DUP_ENTRY INSERT INTO t1 (`id`, `int1`, `int1_key`, `int1_unique`, `int2`, `int2_key`, `int2_unique`, `for_update`, `is_uncommitted`, `is_consistent`) SELECT src.`id`, src.`int1`, src.`int1_key`, src.`int1_unique`, src.`int2`, src.`int2_key`, src.`int2_unique`, src.`for_update`, src.`is_uncommitted`, src.`is_consistent` FROM t1 AS src WHERE (src.`pk` BETWEEN 1000 AND 1049) AND (src.`id` > 0) AND (src.`is_consistent` = 1) AND (src.`int1_unique` MOD 8 = 0) ON DUPLICATE KEY UPDATE `int1_unique`= src.`int1_unique` + CONNECTION_ID() + 1000, `int2_unique`= src.`int2_unique` - (CONNECTION_ID()+1000); --source suite/engines/rr_trx/include/check_for_error_rollback.inc # ROW_COUNT may be negative. If positive (and non-zero), update the rows we inserted. let $rows = `SELECT @rows:=ROW_COUNT()`; # Make sure $rows is never negative (to avoid infitite loop below). if(`SELECT IF(@rows < 1, 1, 0)`) { let $rows = 0; } --echo *** Updating id and connection_id if we actually inserted something (query log disabled)... # Conditional, so skip query log --disable_query_log # We risk duplicate entries... in that case @@last_insert_id is 0 while ($rows) { # We actually inserted a row, so update id, conn_id, timestamp --error 0, ER_LOCK_DEADLOCK, ER_LOCK_WAIT_TIMEOUT, ER_CHECKREAD eval UPDATE t1 SET `connection_id` = CONNECTION_ID(), `id` = 2 WHERE `pk` = $pk_before + $rows; --dec $rows } --enable_query_log COMMIT;
Name | Type | Size | Permission | Actions |
---|---|---|---|---|
init_innodb.test | File | 110 B | 0644 |
|
rr_c_count_not_zero.test | File | 1.02 KB | 0644 |
|
rr_c_stats.test | File | 131 B | 0644 |
|
rr_i_40-44.test | File | 5.54 KB | 0644 |
|
rr_id_3.test | File | 995 B | 0644 |
|
rr_id_900.test | File | 5.74 KB | 0644 |
|
rr_insert_select_2.test | File | 2.11 KB | 0644 |
|
rr_iud_rollback-multi-50.test | File | 3.02 KB | 0644 |
|
rr_replace_7-8.test | File | 3.87 KB | 0644 |
|
rr_s_select-uncommitted.test | File | 387 B | 0644 |
|
rr_sc_select-limit-nolimit_4.test | File | 2.34 KB | 0644 |
|
rr_sc_select-same_2.test | File | 1.93 KB | 0644 |
|
rr_sc_sum_total.test | File | 968 B | 0644 |
|
rr_u_10-19.test | File | 15.41 KB | 0644 |
|
rr_u_10-19_nolimit.test | File | 15.03 KB | 0644 |
|
rr_u_4.test | File | 1.36 KB | 0644 |
|