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Code Activity

various cleanups

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* remove a confusing method name - Field::set_default_expression()
* remove handler::register_columns_for_write()
* rename stuff
* add asserts
* remove unlikely unlikely
* remove redundant if() conditions
* fix mark_unsupported_function() to report the most important violation
* don't scan vfield list for default values (vfields don't have defaults)
* move handling for DROP CONSTRAINT IF EXIST where it belongs
* don't protect engines from Alter_inplace_info::ALTER_ADD_CONSTRAINT
* comments
This commit is contained in:
Sergei Golubchik
2016-06-29 21:27:34 +02:00
parent 047d762d51
commit f93a2a3b3b
20 changed files with 145 additions and 183 deletions
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6
sql/sql_class.h
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@ -257,7 +257,7 @@ public:
class Alter_drop :public Sql_alloc {
public:
enum drop_type {KEY, COLUMN, FOREIGN_KEY, CONSTRAINT_CHECK };
enum drop_type {KEY, COLUMN, FOREIGN_KEY, CHECK_CONSTRAINT };
const char *name;
enum drop_type type;
bool drop_if_exists;
@ -279,8 +279,8 @@ class Alter_column :public Sql_alloc {
public:
const char *name;
Virtual_column_info *default_value;
Alter_column(const char *par_name, Virtual_column_info *literal)
:name(par_name), default_value(literal) {}
Alter_column(const char *par_name, Virtual_column_info *expr)
:name(par_name), default_value(expr) {}
/**
Used to make a clone of this object for ALTER/CREATE TABLE
@sa comment for Key_part_spec::clone