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New class DTCollation (SQL:2003 calls it "declared type collation")

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It's a combination of collation and its derivation (precedence order)
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2003-06-24 15:11:07 +05:00
parent 4c1766ddee
commit 64d7734f38
11 changed files with 212 additions and 183 deletions
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3
sql/sql_class.h
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@@ -975,8 +975,7 @@ class user_var_entry
char *value;
ulong length, update_query_id, used_query_id;
Item_result type;
CHARSET_INFO *var_charset;
enum Item::coercion var_coercibility;
DTCollation collation;
};
/* Class for unique (removing of duplicates) */