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| author | unknown <bell@sanja.is.com.ua> | 2004-08-31 21:10:57 +0300 |
|---|---|---|
| committer | unknown <bell@sanja.is.com.ua> | 2004-08-31 21:10:57 +0300 |
| commit | 1dc52f07633b6a0f81b7b0cb8e1a5b438a39dce5 (patch) | |
| tree | 00228acf5041d7b4ceb585e899cdb4bc1384f24f /sql/item.h | |
| parent | f45c482aa9a546ca6ad0f258aa0a8358522f5c2f (diff) | |
| download | mariadb-git-1dc52f07633b6a0f81b7b0cb8e1a5b438a39dce5.tar.gz | |
after review patch
mysql-test/r/negation_elimination.result:
new tests of negation elimination
mysql-test/t/negation_elimination.test:
new tests of negation elimination
sql/item.h:
test of boolean functions added
sql/item_cmpfunc.cc:
NOT subtree is already checked, so wee need to return just argument
sql/item_cmpfunc.h:
test of boolean functions added
sql/mysql_priv.h:
'place' to detect WHERE clause
sql/sql_parse.cc:
function for creation negated expression
sql/sql_select.cc:
removed unused function
sql/sql_select.h:
removed unused function
sql/sql_yacc.yy:
'place' to detect WHERE clause
Diffstat (limited to 'sql/item.h')
| -rw-r--r-- | sql/item.h | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/sql/item.h b/sql/item.h index 6900fa11b90..742cf934381 100644 --- a/sql/item.h +++ b/sql/item.h @@ -239,6 +239,7 @@ public: virtual void top_level_item() {} virtual void set_result_field(Field *field) {} virtual bool is_result_field() { return 0; } + virtual bool is_bool_func() { return 0; } virtual void save_in_result_field(bool no_conversions) {} virtual void no_rows_in_result() {} virtual Item *copy_or_same(THD *thd) { return this; } @@ -268,8 +269,7 @@ public: virtual void bring_value() {} Field *tmp_table_field_from_field_type(TABLE *table); - - /* Used in sql_select.cc:eliminate_not_funcs() */ + virtual Item *neg_transformer(THD *thd) { return NULL; } void delete_self() { |