Upgrade to Pro — share decks privately, control downloads, hide ads and more …

SQL Intro

Avatar for Nedval Nedval
September 24, 2013

SQL Intro

Avatar for Nedval

Nedval

September 24, 2013
Tweet

More Decks by Nedval

Other Decks in Technology

Transcript

  1. CREATE DATABASE CREATE DATABASE `mydbname_db` DEFAULT CHARACTER SET `utf8` DEFAULT

    COLLATE `utf8_unicode_ci`; Tuesday, September 24, 13
  2. CREATE TABLE CREATE TABLE `students` ( `sid` CHAR(7) NOT NULL,

    `name` VARCHAR(20) NOT NULL, `mobile` VARCHAR(20) NOT NULL, `sex` CHAR(1), `birth` DATE, `address` VARCHAR(255) ); Tuesday, September 24, 13
  3. INSERT INTO INSERT INTO `students` ( `sid`, `name`, `mobile` )

    VALUES ( '1003800', '無名仕', '0987654321' ); Tuesday, September 24, 13
  4. SELECT FROM WHERE SELECT * FROM `students` WHERE `sid` =

    '1003800'; Tuesday, September 24, 13
  5. UPDATE SET WHERE UPDATE `students` SET `name` = '⾦金城武', `mobile`

    = '0988776655' WHERE `sid` = '1003800'; Tuesday, September 24, 13