This document contains contact information for Mr. Warawut Khangkhan and summaries of chapters from his book on MySQL. It includes his Facebook, Twitter, email and mobile contact details. It then summarizes key MySQL commands like selecting a database, data types like numeric, date/time and string types, and SQL statements for creating databases and tables, altering tables, and performing operations like INSERT, DELETE, and UPDATE.

1. Mr.Warawut Khangkhan
Facebook:
Facebook: http://www.facebook.com/AjWarawut
Twitter: http://twitter.com/awarawut
E-Mail: awarawut@hotmail.com
Mobile: 089-461-9591
089-461-

2. Mr.Warawut Khangkhan Chapter 6 MySQL 2

3. MySQL Command Prompt
XAMPP
c:xamppmysqlbin
c:xamppmysql
F mysql
--help
mysql --help
F Database Server
mysql –h host –u user -p
or
mysql -u user -p
F Database Server
quit or exit
Mr.Warawut Khangkhan Chapter 6 MySQL 3

4. Mr.Warawut Khangkhan Chapter 6 MySQL 4

5. Data type
Numeric
Date and Time
String
Mr.Warawut Khangkhan Chapter 6 MySQL 5

6. Numeric
Data type Byte Signed Unsigned
TINYINT[(M)] 1 -128 127 0 255
SMALLINT[(M)] 2 -32768 32767 0 65535
MEDIUMINT[(M)] 3 -8388608 0 16777215
8388607
INT[(M)], 4 -2147483648 0 4294967295
INTEER[(M)] 2147483647
-9223372036854775808 0
BIGINT[(M)] 8 18446744073709551615
9223372036854775807
Mr.Warawut Khangkhan Chapter 6 MySQL 6

7. Numeric
Data type Byte Signed Unsigned
FLOAT[(M)] 4 -3.402823466E+38 1.175494351E-38
-1.175494351E-38 3.402823466E+38
-1.7976931348623157E+308 2.2250738585072014E-308
DOUBLE[(M, D)], 8
DOUBLE, -2.2250738585072014E-308 1.7976931348623157E+308
PRECISION[(M, D)],
REAL[(M, D)]
DECIMAL[(M[,D])], M+2 F (M)
DEC[(M[,D])], char
NUMERIC[(M[,D])]
Mr.Warawut Khangkhan Chapter 6 MySQL 7

8. Date and Time
Data type Format Range
DATE YYYY-MM-DD 1000-01-01 9999-
12-31
DATETIME YYYY-MM-DD 1000-01-01 00:00:00
HH:MM:SS 9999-12-31
23:59:59
TIMESTAMP[(M)] YYYYMMDDHHMM 1970-01-01 00:00:00
SS, . . 2037
YYMMDDHHMMSS,
YYYYMMDD
YYMMDD F F M
Mr.Warawut Khangkhan
F F 14, 12, 8
Chapter 6 MySQL
6 8

9. Date and Time
Data type Format Range
TIME HH:MM:SS -838:59:59
838:59:59
YEAR[(2|4)] YYYY F 2 F
F . . F F F
1970 2069
F 4 F
F . . F F F
1901 2155
Mr.Warawut Khangkhan Chapter 6 MySQL 9

10. String
F F CHAR VARCHAR
F F (Binary) F F F
TEXT BLOB
F F ( F
F F F ) – ENUM SET
Mr.Warawut Khangkhan Chapter 6 MySQL 10

11. String
Data type Range
CHAR(M) 1 255
VARCHAR(M) 1 255
TINYBLOB TINYTEXT 1 255
BLOB TEXT 1 65535
MEDIUMBLOG 1 16777215
MEDIUMTEXT
LONGBLOB 1 4294967295
LONGTEXT
Mr.Warawut Khangkhan Chapter 6 MySQL 11

12. F F CHAR VARCHAR
F F CHAR F F F F
F F VARCHAR F
F
F F F CHAR F F F F
F F F CHAR F F F F
VARCHAR F F F F 1 byte
F F
Mr.Warawut Khangkhan Chapter 6 MySQL 12

13. Mr.Warawut Khangkhan Chapter 6 MySQL 13

14. Create and Drop Database
Create Database
CREATE DATABASE [IF NOT EXISTS]
db_name
Drop Database
DROP DATABASE [IF EXISTS] db_name
db_name F F F /.
F F 64
Mr.Warawut Khangkhan Chapter 6 MySQL 14

15. Create Table
format:
CREATE [TEMPORARY] TABLE [IF NOT EXISTS]
tbl_name
[(create_definition, …)]
[table_options]
[select_statement]
Mr.Warawut Khangkhan Chapter 6 MySQL 15

16. create_definition
F 3 F
F ( F) F 64
F F
F
Mr.Warawut Khangkhan Chapter 6 MySQL 16

17. F create_definition
[NOT NULL | NULL]
[DEFAULT default_value]
[AUTO_INCREMENT]
[PRIMARY KEY] [reference_definition]
or PRIMARY KEY (index_col_name, …)
or KEY [index_name] (index_col_name, …)
or INDEX [index_name] (index_col_name, …)
or UNIQUE [INDEX] [index_name] (index_col_name, …)
or FULLTEXT [INDEX] [index_name] (index_col_name, …)
or [CONSTRAINT symbol] FOREIGN KEY [index_name]
(index_col_name, …) [reference_definition]
or CHECK (expr)
Mr.Warawut Khangkhan Chapter 6 MySQL 17

18. F 1: create table
create table if not exists saleorder
(OrderNo varchar(15) primary key,
CustomerNo varchar(20),
OrderDate datetime,
PromiseDate date,
Note varchar(80));
Mr.Warawut Khangkhan Chapter 6 MySQL 18

19. F 2: create table
create table saleorder_detail
(OrderNo varchar(15) not null,
SequenceNo int(3) not null,
ItemNo varchar(20),
Qty double(10, 2),
primary key (OrderNo, SequenceNo));
Mr.Warawut Khangkhan Chapter 6 MySQL 19

20. F 3: create table
create table saleorder_detail
(ID int auto_increment primary key,
OrderNo varchar(15) not null,
SequenceNo int(3) not null,
ItemNo varchar(20),
Qty double(10, 2),
UnitPrice double(14, 4),
Amount double(14, 4),
OrderStatus char(1) default ‘A’);
Mr.Warawut Khangkhan Chapter 6 MySQL 20

21. Alter Table
format:
ALTER [IGNORE] TABLE tbl_name
alter_specification [, alter_specification …]
alter_specification F F ADD, ALTER,
CHANGE, MODIFY, DROP, RENAME
Mr.Warawut Khangkhan Chapter 6 MySQL 21

22. alter_specification
F
ADD [COLUMN] create_definition [FIRST |
AFTER column_name]
alter table table_a add field0 varchar(10) first;
alter table table_a add field5 int after field4;
F
ADD INDEX [index_name] (col_name, …)
alter table table_a add index (field0);
Mr.Warawut Khangkhan Chapter 6 MySQL 22

23. alter_specification
F primary key
ADD PRIMARY KEY (col_name, …)
alter table table_a add primary key (field0, field1);
F unique index
ADD UNIQUE [index_name] (col_name, …)
Mr.Warawut Khangkhan Chapter 6 MySQL 23

24. alter_specification
F F F
ALTER [COLUMN] col_name {SET DEFAULT
literal | DROP DEFAULT}
alter table table_a alter field2 set default ‘noname’;
alter table table_a alter field2 drop default;
Mr.Warawut Khangkhan Chapter 6 MySQL 24

25. alter_specification
F F( 1)
CHANGE [COLUMN] col_name
create_defintion
alter table table_a change field2 field2_new tinyint(1);
F F( 2)
MODIFY create_defintion
Mr.Warawut Khangkhan Chapter 6 MySQL 25

26. alter_specification
F
DROP [COLUMN] col_name
primary key
DROP PRIMARY KEY
F
DROP INDEX index_name
Mr.Warawut Khangkhan Chapter 6 MySQL 26

27. alter_specification
RENAME TABLE tbl_name TO new_tbl_name [,
tbl_name2 TO new_tbl_name, …]
DROP TABLE [IF EXISTS] tbl_name [,
tbl_name , …]
Mr.Warawut Khangkhan Chapter 6 MySQL 27

28. Mr.Warawut Khangkhan Chapter 6 MySQL 28

29. Data Operator
F ( INSERT INTO)
INSERT INTO tbl_name (col1, col2 ) VALUES
(val1, val2)
RENAME TABLE tbl_name SET col_name =
expression
Mr.Warawut Khangkhan Chapter 6 MySQL 29

30. Data Operator
F ( DELETE)
DELETE FROM tbl_name WHERE
where_definition
F F ( UPDATE)
UPDATE tbl_name SET col_name = expression
WHERE where_definition
F ( SELECT)
SELECT select_expression FROM table_name
WHERE where_definition
ORDER BY col_name
Mr.Warawut Khangkhan Chapter 6 MySQL 30

31. Mr.Warawut Khangkhan Chapter 6 MySQL 31

32. Books
. Insight PHP F
. : ,
2550. 568 F.
. F PHP. ( F 4). : F
F F, 2547.
Mr.Warawut Khangkhan Chapter 6 MySQL 32