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MDEV-16620 JSON_ARRAYAGG and JSON_OBJECTAGG.

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Ison_objectagg implemented.
This commit is contained in:
Alexey Botchkov 2019-10-14 14:24:22 +04:00
commit ba8e5e689c
8 changed files with 237 additions and 16 deletions
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8
sql/item_sum.cc
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@ -3652,14 +3652,6 @@ int dump_leaf_key(void* key_arg, element_count count __attribute__((unused)),
if (item->limit_clause && !(*row_limit))
return 1;
if (item->sum_func() == Item_sum::JSON_ARRAYAGG_FUNC &&
item->arg_count_field > 1)
{
/* JSON_ARRAYAGG supports only one parameter */
my_error(ER_WRONG_PARAMCOUNT_TO_NATIVE_FCT, MYF(0), "JSON_ARRAYAGG");
return 1;
}
if (item->no_appended)
item->no_appended= FALSE;
else