MySQL数据库function列表

MySQL数据库function列表

! (logical NOT)

!= (not equal)

"

% (modulo)

% (wildcard character)

& (bitwise AND)

&& (logical AND)

() (06-3)

(Control-Z) \z

* (multiplication)

+ (addition)

- (subtraction)

- (unary minus)

/ (division)

/etc/passwd

< (less than)

<< (left shift)

<= (less than or equal)

<=> (Equal to)

<> (not equal)

= (equal)

> (greater than)

>= (greater than or equal)

>> (right shift)

\" (double quote)

\' (single quote)

\0 (ASCII 0)

\\ (escape)

\b (backspace)

\n (newline)

\r (carriage return)

\t (tab)

\z (Control-Z) ASCII(26)

^ (bitwise XOR)

_ (wildcard character)

`

A

ABS()

ACOS()

ADDDATE()

addition (+)

AES_DECRYPT()

AES_ENCRYPT()

ALTER COLUMN

ALTER TABLE

AND, bitwise

AND, logical

AS

AS

ASCII()

ASIN()

ATAN()

ATAN2()

AVG()

B

backspace (\b)

BEGIN

BENCHMARK()

BETWEEN ... AND

BIGINT

BIN()

BINARY

BIT

BIT_AND()

BIT_COUNT()

BIT_LENGTH()

BIT_OR()

BLOB

BLOB

BOOL

C

CASE

CAST

CEILING()

CHAR

CHAR

CHAR VARYING

CHAR()

CHAR_LENGTH()

CHARACTER

CHARACTER VARYING

CHARACTER_LENGTH()

COALESCE()

Comment syntax

COMMIT

CONCAT()

CONCAT_WS()

CONNECTION_ID()

control flow functions

CONV()

CONVERT

COS()

COT()

COUNT()

COUNT(DISTINCT)

CREATE DATABASE

CREATE INDEX

CREATE TABLE

CROSS JOIN

CURDATE()

CURRENT_DATE

CURRENT_TIME

CURRENT_TIMESTAMP

CURRENT_USER()

CURTIME()

D

DATABASE()

DATE

DATE

DATE_ADD()

DATE_FORMAT()

DATE_SUB()

DATETIME

DATETIME

DAYNAME()

DAYOFMONTH()

DAYOFWEEK()

DAYOFYEAR()

DEC

DECIMAL

DECODE()

DEGREES()

DELAYED

DELETE

DES_DECRYPT()

DES_ENCRYPT()

DESC

DESCRIBE

DISTINCT

DIV

division (/)

DO

DOUBLE

DOUBLE PRECISION

double quote (\")

DROP DATABASE

DROP INDEX

DROP INDEX

DROP PRIMARY KEY

DROP TABLE

DUMPFILE

E

ELT()

ENCODE()

ENCRYPT()

ENUM

ENUM

equal (=)

escape (\\)

EXP()

EXPORT_SET()

EXTRACT()

F

FIELD()

FILE

FIND_IN_SET()

FLOAT

FLOAT

FLOAT(M,D)

FLOAT(precision)

FLOAT(precision)

FLOOR()

FORCE INDEX

FORCE INDEX

FORMAT()

FOUND_ROWS()

FROM_DAYS()

FROM_UNIXTIME()

G

GET_LOCK()

greater than (>)

greater than or equal (>=)

GREATEST()

GROUP_CONCAT()

H

HANDLER

HEX()

hexadecimal values

HOUR()

I

identifiers, quoting

IF()

IFNULL()

IGNORE INDEX

IGNORE INDEX

IGNORE KEY

IGNORE KEY

IN

INET_ATON()

INET_NTOA()

INNER JOIN

INSERT

INSERT ... SELECT

INSERT DELAYED

INSERT()

INSTR()

INT

INTEGER

INTERVAL()

IS NOT NULL

IS NULL

IS_FREE_LOCK()

ISNULL()

ISOLATION LEVEL

J

JOIN

K

L

LAST_INSERT_ID([expr])

LCASE()

LEAST()

LEFT JOIN

LEFT OUTER JOIN

LEFT()

LENGTH()

less than (<)

less than or equal (<=)

LIKE

LIMIT

LN()

LOAD DATA INFILE

LOAD_FILE()

LOCATE()

LOCATE()

LOCK TABLES

LOG()

LOG10()

LOG2()

LONGBLOB

LONGTEXT

LOWER()

LPAD()

LTRIM()

M

MAKE_SET()

MASTER_POS_WAIT()

MATCH ... AGAINST()

MAX()

MD5()

MEDIUMBLOB

MEDIUMINT

MEDIUMTEXT

MID()

MIN()

minus, unary (-)

MINUTE()

MOD()

modulo (%)

MONTH()

MONTHNAME()

multiplication (*)

mysql_info()

mysql_info()

mysql_info()

mysql_info()

mysql_real_escape_string()

N

NATIONAL CHAR

NATURAL LEFT JOIN

NATURAL LEFT OUTER JOIN

NATURAL RIGHT JOIN

NATURAL RIGHT OUTER JOIN

NCHAR

newline (\n)

NOT BETWEEN

not equal (!=)

not equal (<>)

NOT IN

NOT LIKE

NOT REGEXP

NOT, logical

NOW()

NUL

NULL value

NULLIF()

NUMERIC

O

OCT()

OCTET_LENGTH()

OLD_PASSWORD()

OR, bitwise

OR, logical

ORD()

ORDER BY

P

parentheses ( and )

PASSWORD()

PERIOD_ADD()

PERIOD_DIFF()

PI()

POSITION()

POW()

POWER()

PRIMARY KEY

PRIMARY KEY

Q

QUARTER()

QUOTE()

quoting of identifiers

R

RADIANS()

RAND()

REAL

REGEXP

RELEASE_LOCK()

RENAME TABLE

REPEAT()

REPLACE

REPLACE ... SELECT

REPLACE()

return (\r)

REVERSE()

RIGHT JOIN

RIGHT OUTER JOIN

RIGHT()

RLIKE

ROLLBACK

ROUND()

RPAD()

RTRIM()

S

SEC_TO_TIME()

SECOND()

SELECT

SESSION_USER()

SET

SET

SET TRANSACTION

SHA()

SHA1()

SIGN()

SIN()

single quote (\')

SMALLINT

SOUNDEX()

SOUNDS LIKE

SPACE()

SQL_CACHE

SQL_NO_CACHE

SQRT()

START TRANSACTION

STD()

STDDEV()

STRAIGHT_JOIN

STRCMP()

SUBDATE()

SUBSTRING()

SUBSTRING()

SUBSTRING_INDEX()

subtraction (-)

SUM()

SYSDATE()

SYSTEM_USER()

T

tab (\t)

TAN()

TEXT

TEXT

TIME

TIME

TIME_FORMAT()

TIME_TO_SEC()

TIMESTAMP

TIMESTAMP

TINYBLOB

TINYINT

TINYTEXT

TO_DAYS()

TRIM()

TRUNCATE

TRUNCATE()

Types

U

UCASE()

unary minus (-)

UNION

UNIQUE

UNIX_TIMESTAMP()

UNLOCK TABLES

UPDATE

UPPER()

USE

USE INDEX

USE INDEX

USE KEY

USE KEY

USER()

V

VARCHAR

VARCHAR

VARIANCE()

VERSION()

W

WEEK()

WEEKDAY()

Wildcard character (%)

Wildcard character (_)

X

XOR, bitwise

XOR, logical

Y

YEAR

YEAR

YEAR()

| (bitwise OR)

|| (logical OR)

~