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include/my_base.h:
  Auto merged
include/my_global.h:
  Auto merged
include/my_sys.h:
  Auto merged
isam/test2.c:
  Auto merged
myisam/mi_check.c:
  Auto merged
myisam/mi_test2.c:
  Auto merged
myisam/myisamchk.c:
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myisam/myisamdef.h:
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mysql-test/r/func_group.result:
  Auto merged
sql/ha_myisam.cc:
  Auto merged
sql/handler.cc:
  Auto merged
sql/handler.h:
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sql/item_cmpfunc.h:
  Auto merged
sql/mysql_priv.h:
  Auto merged
sql/opt_range.cc:
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sql/set_var.h:
  Auto merged
sql/sql_base.cc:
  Auto merged
sql/sql_lex.cc:
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sql/sql_lex.h:
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sql/sql_parse.cc:
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sql/sql_table.cc:
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sql/sql_test.cc:
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sql/sql_yacc.yy:
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sql/mysqld.cc:
  SCCS merged
sql/set_var.cc:
  SCCS merged
This commit is contained in:
unknown
2003-10-30 10:45:28 -08:00
parent a4161274ef 06ecf87e15
commit 52e86548c2
60 changed files with 2803 additions and 824 deletions
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72
sql/set_var.h
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@ -30,6 +30,11 @@ class set_var;
typedef struct system_variables SV;
extern TYPELIB bool_typelib, delay_key_write_typelib, sql_mode_typelib;
extern ulonglong dflt_key_buff_size;
extern uint dflt_key_cache_block_size;
extern uint dflt_key_cache_division_limit;
extern uint dflt_key_cache_age_threshold;
enum enum_var_type
{
OPT_DEFAULT, OPT_SESSION, OPT_GLOBAL
@ -546,15 +551,71 @@ public:
byte *value_ptr(THD *thd, enum_var_type type, LEX_STRING *base);
};
class sys_var_key_buffer_size :public sys_var
class sys_var_key_cache_param :public sys_var
{
protected:
uint offset;
public:
sys_var_key_cache_param(const char *name_arg)
:sys_var(name_arg)
{
offset= 0;
}
byte *value_ptr(THD *thd, enum_var_type type, LEX_STRING *base);
};
class sys_var_key_buffer_size :public sys_var_key_cache_param
{
public:
sys_var_key_buffer_size(const char *name_arg)
:sys_var(name_arg)
{}
:sys_var_key_cache_param(name_arg)
{
offset= offsetof(KEY_CACHE_VAR, buff_size);
}
bool update(THD *thd, set_var *var);
SHOW_TYPE type() { return SHOW_LONGLONG; }
byte *value_ptr(THD *thd, enum_var_type type, LEX_STRING *base);
bool check_default(enum_var_type type) { return 1; }
bool is_struct() { return 1; }
};
class sys_var_key_cache_block_size :public sys_var_key_cache_param
{
public:
sys_var_key_cache_block_size(const char *name_arg)
:sys_var_key_cache_param(name_arg)
{
offset= offsetof(KEY_CACHE_VAR, block_size);
}
bool update(THD *thd, set_var *var);
SHOW_TYPE type() { return SHOW_LONG; }
bool check_default(enum_var_type type) { return 1; }
bool is_struct() { return 1; }
};
class sys_var_key_cache_division_limit :public sys_var_key_cache_param
{
public:
sys_var_key_cache_division_limit(const char *name_arg)
:sys_var_key_cache_param(name_arg)
{
offset= offsetof(KEY_CACHE_VAR, division_limit);
}
bool update(THD *thd, set_var *var);
SHOW_TYPE type() { return SHOW_LONG; }
bool check_default(enum_var_type type) { return 1; }
bool is_struct() { return 1; }
};
class sys_var_key_cache_age_threshold :public sys_var_key_cache_param
{
public:
sys_var_key_cache_age_threshold(const char *name_arg)
:sys_var_key_cache_param(name_arg)
{
offset= offsetof(KEY_CACHE_VAR, age_threshold);
}
bool update(THD *thd, set_var *var);
SHOW_TYPE type() { return SHOW_LONG; }
bool check_default(enum_var_type type) { return 1; }
bool is_struct() { return 1; }
};
@ -785,5 +846,6 @@ gptr find_named(I_List<NAMED_LIST> *list, const char *name, uint length,
void delete_elements(I_List<NAMED_LIST> *list, void (*free_element)(gptr));
/* key_cache functions */
KEY_CACHE *get_or_create_key_cache(const char *name, uint length);
KEY_CACHE_VAR *get_or_create_key_cache(const char *name, uint length);
void free_key_cache(gptr key_cache);
bool process_key_caches(int (* func) (KEY_CACHE_VAR *));