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-rw-r--r--sql/item_func.h9
1 files changed, 6 insertions, 3 deletions
diff --git a/sql/item_func.h b/sql/item_func.h
index 8636bcd6507..76d0346531e 100644
--- a/sql/item_func.h
+++ b/sql/item_func.h
@@ -142,8 +142,11 @@ public:
Field *tmp_table_field(TABLE *t_arg);
Item *get_tmp_table_item(THD *thd);
- bool agg_arg_collations(DTCollation &c, Item **items, uint nitems);
- bool agg_arg_collations_for_comparison(DTCollation &c, Item **items, uint nitems);
+ bool agg_arg_collations(DTCollation &c, Item **items, uint nitems,
+ bool allow_superset_conversion= FALSE);
+ bool agg_arg_collations_for_comparison(DTCollation &c,
+ Item **items, uint nitems,
+ bool allow_superset_comversion= FALSE);
bool walk(Item_processor processor, byte *arg);
};
@@ -337,7 +340,7 @@ class Item_dec_func :public Item_real_func
Item_dec_func(Item *a,Item *b) :Item_real_func(a,b) {}
void fix_length_and_dec()
{
- decimals=6; max_length=float_length(decimals);
+ decimals=NOT_FIXED_DEC; max_length=float_length(decimals);
maybe_null=1;
}
inline double fix_result(double value)