mariadb/mysql-test/t/win_insert_select.test
Vicențiu Ciorbaru 0992be927e MDEV-13068 Crash in Item::split_sum_func2 with INSERT SELECT using window functions
When running setup fields during the final step of insert using select
the final setup_fields does not have any sum functions. Our current
condition for calling split_sum_func however would attempt to use an empty
NULL sum_func_list, if the item contained a window function.

The solution is to not perform another split_sum_func for the item
containing a window function if we do not actually have a sum_func_list.
2017-06-20 13:38:35 +03:00

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CREATE TABLE t1 (c1 INT, c2 VARCHAR(30));
PREPARE populate_table FROM "INSERT into t1 values (1, 'manual_insert_1'),
(4, 'manual_insert_2')";
INSERT INTO t1 SELECT row_number() over(), "should_have_0" FROM t1;
INSERT INTO t1 SELECT 1 + row_number() over(), "should_have_2" FROM t1;
EXECUTE populate_table;
INSERT INTO t1 SELECT 10 + row_number() over(), "should repeat 4 times [11-14]" FROM t1;
SELECT c1, c2 FROM t1 ORDER BY c2, c1;
DELETE FROM t1;
EXECUTE populate_table;
INSERT INTO t1
SELECT 10 + (dense_rank() over(order by c1)), "dense_rank_insert" from t1;
SELECT c1, c2 FROM t1 ORDER BY c2, c1;
DELETE FROM t1;
EXECUTE populate_table;
INSERT INTO t1
SELECT 100 + (rank() over(order by c1)), "rank_insert" from t1;
SELECT c1, c2 FROM t1 ORDER BY c2, c1;
DELETE FROM t1;
EXECUTE populate_table;
INSERT INTO t1
SELECT 100 + (ntile(10) over(order by c1)), "ntile_insert" from t1;
SELECT c1, c2 FROM t1 ORDER BY c2, c1;
DELETE FROM t1;
EXECUTE populate_table;
INSERT INTO t1
SELECT 1000 + (percent_rank() over(order by c1)), "percent_rank_insert" from t1;
SELECT c1, c2 FROM t1 ORDER BY c2, c1;
DELETE FROM t1;
EXECUTE populate_table;
INSERT INTO t1
SELECT 1000 + (count(*) over(order by c1)), "count_insert" from t1;
SELECT c1, c2 FROM t1 ORDER BY c2, c1;
DELETE FROM t1;
EXECUTE populate_table;
--echo #
--echo # Test how avg interacts when the results need to be rounded.
--echo #
SELECT 1000 + (avg(c1) over(order by c1)) as avg_expr, c1, "This will be inserted into t1" from t1;
INSERT INTO t1
SELECT 1000 + (avg(c1) over(order by c1)), "avg_insert" from t1;
SELECT c1, c2 FROM t1 ORDER BY c2, c1;
DELETE FROM t1;
EXECUTE populate_table;
INSERT INTO t1
SELECT 1000 + (sum(c1) over(order by c1)), "sum_insert" from t1;
SELECT c1, c2
FROM t1
ORDER BY c2, c1;
DROP table t1;