table_helper.cc File Reference

Performance schema table helpers (implementation). More...

#include "storage/perfschema/table_helper.h"
#include <assert.h>
#include <algorithm>
#include "my_config.h"
#include "my_compiler.h"
#include "my_macros.h"
#include "my_thread.h"
#include "sql-common/json_dom.h"
#include "sql/field.h"
#include "storage/perfschema/pfs_account.h"
#include "storage/perfschema/pfs_column_types.h"
#include "storage/perfschema/pfs_column_values.h"
#include "storage/perfschema/pfs_engine_table.h"
#include "storage/perfschema/pfs_error.h"
#include "storage/perfschema/pfs_host.h"
#include "storage/perfschema/pfs_instr.h"
#include "storage/perfschema/pfs_prepared_stmt.h"
#include "storage/perfschema/pfs_program.h"
#include "storage/perfschema/pfs_setup_actor.h"
#include "storage/perfschema/pfs_setup_object.h"
#include "storage/perfschema/pfs_user.h"
#include "storage/perfschema/pfs_variable.h"

Macros
#define	COMMON_STATELESS_MATCH

Functions
void	set_field_tiny (Field *f, long value)
	Helper, assign a value to a tinyint field. More...
void	set_field_utiny (Field *f, ulong value)
	Helper, assign a value to a unsigned tinyint field. More...
long	get_field_tiny (Field *f)
	Helper, read a value from an tinyint field. More...
ulong	get_field_utiny (Field *f)
void	set_field_short (Field *f, long value)
	Helper, assign a value to a short field. More...
void	set_field_ushort (Field *f, ulong value)
	Helper, assign a value to a unsigned short field. More...
long	get_field_short (Field *f)
	Helper, read a value from an smallint field. More...
ulong	get_field_ushort (Field *f)
void	set_field_medium (Field *f, long value)
	Helper, assign a value to a medium field. More...
void	set_field_umedium (Field *f, ulong value)
	Helper, assign a value to a unsigned medium field. More...
long	get_field_medium (Field *f)
	Helper, read a value from an mediumint field. More...
ulong	get_field_umedium (Field *f)
void	set_field_long (Field *f, long value)
	Helper, assign a value to a long field. More...
void	set_field_ulong (Field *f, ulong value)
	Helper, assign a value to a ulong field. More...
long	get_field_long (Field *f)
	Helper, read a value from a long field. More...
ulong	get_field_ulong (Field *f)
void	set_field_longlong (Field *f, longlong value)
	Helper, assign a value to a longlong field. More...
void	set_field_ulonglong (Field *f, ulonglong value)
	Helper, assign a value to a ulonglong field. More...
longlong	get_field_longlong (Field *f)
ulonglong	get_field_ulonglong (Field *f)
	Helper, read a value from an ulonglong field. More...
void	set_field_decimal (Field *f, double value)
	Helper, assign a value to a decimal field. More...
double	get_field_decimal (Field *f)
	Helper, read a value from a decimal field. More...
void	set_field_float (Field *f, double value)
	Helper, assign a value to a float field. More...
double	get_field_float (Field *f)
	Helper, read a value from a float field. More...
void	set_field_double (Field *f, double value)
	Helper, assign a value to a double field. More...
double	get_field_double (Field *f)
	Helper, read a value from a double field. More...
void	set_field_char_utf8mb4 (Field *f, const char *str, uint len)
	Helper, assign a value to a. More...
String *	get_field_char_utf8mb4 (Field *f, String *val)
	Helper, read a value from a. More...
char *	get_field_char_utf8mb4 (Field *f, char *val, uint *len)
	Helper, read a value from a. More...
void	set_field_varchar (Field *f, const CHARSET_INFO *cs, const char *str, uint len)
	Helper, assign a value to a. More...
String *	get_field_varchar_utf8mb4 (Field *f, String *val)
	Helper, read a value from a. More...
char *	get_field_varchar_utf8mb4 (Field *f, char *val, uint *len)
	Helper, read a value from a. More...
void	set_field_varchar_utf8mb4 (Field *f, const char *str)
	Helper, assign a value to a. More...
void	set_field_varchar_utf8mb4 (Field *f, const char *str, uint len)
	Helper, assign a value to a. More...
void	set_field_blob (Field *f, const char *val, size_t len)
	Helper, assign a value to a text/blob field. More...
void	set_field_text (Field *f, const char *val, size_t len, const CHARSET_INFO *cs)
	Helper, assign a value to a text field. More...
char *	get_field_blob (Field *f, char *val, uint *len)
	Helper, read a value from a blob field. More...
void	set_field_enum (Field *f, ulonglong value)
	Helper, assign a value to an enum field. More...
ulonglong	get_field_enum (Field *f)
	Helper, read a value from an enum field. More...
void	set_field_set (Field *f, ulonglong value)
	Helper, assign a value to a set field. More...
ulonglong	get_field_set (Field *f)
	Helper, read a value from a set field. More...
void	set_field_date (Field *f, const char *value, uint len)
	Helper, assign a value to a date field. More...
char *	get_field_date (Field *f, char *val, uint *len)
	Helper, read a value from an date field. More...
void	set_field_time (Field *f, const char *value, uint len)
	Helper, assign a value to a time field. More...
char *	get_field_time (Field *f, char *val, uint *len)
	Helper, read a value from an time field. More...
void	set_field_datetime (Field *f, const char *value, uint len)
	Helper, assign a value to a datetime field. More...
char *	get_field_datetime (Field *f, char *val, uint *len)
	Helper, read a value from an datetime field. More...
void	set_field_timestamp (Field *f, const char *value, uint len)
	Helper, assign a value to a timestamp field. More...
char *	get_field_timestamp (Field *f, char *val, uint *len)
	Helper, read a value from an timestamp field. More...
void	set_field_timestamp (Field *f, ulonglong value)
	Helper, assign a value to a timestamp field. More...
void	set_field_year (Field *f, ulong value)
	Helper, assign a value to a year field. More...
ulong	get_field_year (Field *f)
	Helper, read a value from an year field. More...
void	set_field_json (Field *f, const Json_wrapper *json)
	Helper, assign a value to a JSON field. More...
void	set_nullable_field_schema_name (Field *f, const PFS_schema_name *schema)
void	set_field_schema_name (Field *f, const PFS_schema_name *schema)
void	set_nullable_field_schema_name (Field *f, const PFS_schema_name_view *schema)
void	set_field_schema_name (Field *f, const PFS_schema_name_view *schema)
void	set_nullable_field_object_name (Field *f, const PFS_object_name *object)
void	set_field_object_name (Field *f, const PFS_object_name *object)
void	set_nullable_field_object_name (Field *f, const PFS_object_name_view *object)
void	set_field_object_name (Field *f, const PFS_object_name_view *object)
void	set_nullable_field_routine_name (Field *f, const PFS_routine_name *object)
void	set_field_routine_name (Field *f, const PFS_routine_name *object)
void	set_field_host_name (Field *f, const PFS_host_name *host)
void	set_nullable_field_host_name (Field *f, const PFS_host_name *host)
void	set_field_user_name (Field *f, const PFS_user_name *user)
void	set_nullable_field_user_name (Field *f, const PFS_user_name *user)
void	format_sqltext (const char *source_sqltext, size_t source_length, const CHARSET_INFO *source_cs, bool truncated, String &sqltext)
	Helper, format sql text for output. More...
void	make_source_column (const char *source_file, size_t source_line, char row_buffer[], size_t row_buffer_size, uint &row_length)
	Create a SOURCE column from source file and line. More...
void	set_field_object_type (Field *f, enum_object_type object_type)
void	set_field_lock_type (Field *f, PFS_TL_LOCK_TYPE lock_type)
void	set_field_mdl_type (Field *f, opaque_mdl_type mdl_type)
void	set_field_mdl_duration (Field *f, opaque_mdl_duration mdl_duration)
void	set_field_mdl_status (Field *f, opaque_mdl_status mdl_status)
void	set_field_isolation_level (Field *f, enum_isolation_level iso_level)
void	set_field_xa_state (Field *f, enum_xa_transaction_state xa_state)

Detailed Description

Performance schema table helpers (implementation).

Macro Definition Documentation

COMMON_STATELESS_MATCH

#define COMMON_STATELESS_MATCH

Value:

  int cmp = 0;                               \
  if (is_null) {                             \
    cmp = (record_null ? 0 : 1);             \
  } else {                                   \
    if (record_null) {                       \
      cmp = -1;                              \
    } else if (record_value < m_key_value) { \
      cmp = -1;                              \
    } else if (record_value > m_key_value) { \
      cmp = +1;                              \
    } else {                                 \
      cmp = 0;                               \
    }                                        \
  }                                          \
  switch (find_flag) {                       \
    case HA_READ_KEY_EXACT:                  \
      return (cmp == 0);                     \
    case HA_READ_KEY_OR_NEXT:                \
      return (cmp >= 0);                     \
    case HA_READ_KEY_OR_PREV:                \
      return (cmp <= 0);                     \
    case HA_READ_BEFORE_KEY:                 \
      return (cmp < 0);                      \
    case HA_READ_AFTER_KEY:                  \
      return (cmp > 0);                      \
    default:                                 \
      assert(false);                         \
      return false;                          \
  }

Function Documentation

set_field_host_name()

void set_field_host_name	(	Field *	f,
		const PFS_host_name *	host
	)

set_field_object_name()

void set_field_object_name	(	Field *	f,
		const PFS_object_name_view *	object
	)

set_field_schema_name()

void set_field_schema_name	(	Field *	f,
		const PFS_schema_name_view *	schema
	)

set_field_user_name()

void set_field_user_name	(	Field *	f,
		const PFS_user_name *	user
	)

set_nullable_field_host_name()

void set_nullable_field_host_name	(	Field *	f,
		const PFS_host_name *	host
	)

set_nullable_field_object_name()

void set_nullable_field_object_name	(	Field *	f,
		const PFS_object_name_view *	object
	)

set_nullable_field_schema_name()

void set_nullable_field_schema_name	(	Field *	f,
		const PFS_schema_name_view *	schema
	)

set_nullable_field_user_name()

void set_nullable_field_user_name	(	Field *	f,
		const PFS_user_name *	user
	)