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Added support sql_mode, which can be used to produce various outputs

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of SHOW CREATE TABLE 'name'. Depending on the mode, the output can
be compatible with various databases, including earlier versions of
MySQL
.


sql/field.cc:
  Added support for sql_mode.
  
  Changed find_set() to be aware of possible error. If the argument
  contains a value that is not legal in the set, err_pos and err_len
  are set.
sql/field.h:
  Added support for sql_mode.
  
  Changed find_set() to be aware of possible error. If the argument
  contains a value that is not legal in the set, err_pos and err_len
  are set.
sql/item_func.cc:
  Added support for sql_mode.
sql/mysql_priv.h:
  Some new sql modes.
sql/mysqld.cc:
  Added support for sql mode, including some new modes.
sql/set_var.cc:
  Added support for sql_mode.
  
  Added function that can be used to check values in a set.
sql/set_var.h:
  Added support for sql_mode.
  
  Added function that can be used to check values in a set.
sql/sql_class.cc:
  Removed previous usage of opt_sql_mode.
sql/sql_class.h:
  Removed previous usage of opt_sql_mode.
sql/sql_lex.cc:
  Changed previous version of sql_mode to the new noe.
sql/sql_parse.cc:
  Changed previous version of sql_mode to the new noe.
sql/sql_select.cc:
  Changed previous version of sql_mode to the new noe.
sql/sql_show.cc:
  Added support for various sql_modes for printing CREATE TABLE.
sql/sql_yacc.yy:
  Changed previous version of sql_mode to the new noe.
This commit is contained in:
unknown
2003-01-16 02:04:50 +02:00
parent 93419d23a3
commit d08e02ebe1
16 changed files with 392 additions and 119 deletions
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19
sql/set_var.h
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@ -28,7 +28,7 @@
class sys_var;
class set_var;
typedef struct system_variables SV;
extern TYPELIB bool_typelib, delay_key_write_typelib;
extern TYPELIB bool_typelib, delay_key_write_typelib, sql_mode_typelib;
enum enum_var_type
{
@ -56,6 +56,7 @@ public:
virtual ~sys_var() {}
virtual bool check(THD *thd, set_var *var) { return 0; }
bool check_enum(THD *thd, set_var *var, TYPELIB *enum_names);
bool check_set(THD *thd, set_var *var, TYPELIB *enum_names);
virtual bool update(THD *thd, set_var *var)=0;
virtual void set_default(THD *thd, enum_var_type type) {}
virtual SHOW_TYPE type() { return SHOW_UNDEF; }
@ -273,6 +274,7 @@ public:
class sys_var_thd_enum :public sys_var_thd
{
protected:
ulong SV::*offset;
TYPELIB *enum_names;
public:
@ -297,6 +299,21 @@ public:
};
class sys_var_thd_sql_mode :public sys_var_thd_enum
{
public:
sys_var_thd_sql_mode(const char *name_arg, ulong SV::*offset_arg)
:sys_var_thd_enum(name_arg, offset_arg, &sql_mode_typelib)
{}
bool check(THD *thd, set_var *var)
{
return check_set(thd, var, enum_names);
}
void set_default(THD *thd, enum_var_type type);
byte *value_ptr(THD *thd, enum_var_type type);
};
class sys_var_thd_bit :public sys_var_thd
{
sys_update_func update_func;