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b948b5f7c6
It was used for get_datetime_value() and for thd->is_error(). But in fact, get_datetime_value() never used thd argument, because the cache ptr argument was NULL. And thd->is_error() check was not needed at that place at all.
36 lines
1008 B
Plaintext
36 lines
1008 B
Plaintext
#
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# This tests various issues when vcol items allocate memory (e.g. more items)
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# not in the TABLE::expr_arena.
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#
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#
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# MDEV-9690 concurrent queries with virtual columns crash in temporal code
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#
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create table t1 (a datetime,
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# get_datetime_value
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b int as (a > 1), # Arg_comparator
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c int as (a in (1,2,3)), # in_datetime
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d int as ((a,a) in ((1,1),(2,1),(NULL,1))), # cmp_item_datetime
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# other issues
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e int as ((a,1) in ((1,1),(2,1),(NULL,1))) # cmp_item_row::alloc_comparators()
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);
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show create table t1;
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connect con1, localhost, root;
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insert t1 (a) values ('2010-10-10 10:10:10');
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select * from t1;
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disconnect con1;
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connection default;
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select * from t1;
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drop table t1;
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connect con1, localhost, root;
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create table t1 (a datetime,
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b datetime as (least(a,1)) # Item_func_min_max::get_date
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);
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insert t1 (a) values ('2010-10-10 10:10:10');
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select * from t1;
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disconnect con1;
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connection default;
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select * from t1;
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drop table t1;
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