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What is mysql  <ul><li>Mysql is a RDBMS </li></ul><ul><li>Open source data base </li></ul><ul><li>Multithreading  </li></u...
Sql statements  <ul><li>Two types of sql statements  </li></ul><ul><li>DDL – data definition  language </li></ul><ul><li>s...
<ul><li>DML – Data manipulation language  </li></ul><ul><ul><ul><li>Update  </li></ul></ul></ul><ul><ul><ul><li>Alter  </l...
Select syntax <ul><li>Select syntax </li></ul><ul><li>SELECT [ALL | DISTINCT | DISTINCTROW  select_expr , ... [FROM  table...
joins <ul><li>Natural join </li></ul><ul><ul><ul><li>Inner join  </li></ul></ul></ul><ul><li>Cross join  </li></ul><ul><ul...
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Mysql

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About MySQL

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Mysql

  1. 1. What is mysql <ul><li>Mysql is a RDBMS </li></ul><ul><li>Open source data base </li></ul><ul><li>Multithreading </li></ul><ul><li>Multi-user </li></ul>
  2. 2. Sql statements <ul><li>Two types of sql statements </li></ul><ul><li>DDL – data definition language </li></ul><ul><li>select </li></ul><ul><li>insert </li></ul><ul><li>update </li></ul><ul><li>delete </li></ul>
  3. 3. <ul><li>DML – Data manipulation language </li></ul><ul><ul><ul><li>Update </li></ul></ul></ul><ul><ul><ul><li>Alter </li></ul></ul></ul><ul><ul><ul><li>Drop table </li></ul></ul></ul><ul><ul><ul><li>Drop index </li></ul></ul></ul><ul><ul><ul><li>Create index </li></ul></ul></ul>
  4. 4. Select syntax <ul><li>Select syntax </li></ul><ul><li>SELECT [ALL | DISTINCT | DISTINCTROW select_expr , ... [FROM table_references [WHERE where_condition ] [GROUP BY { col_name | expr | position } [ASC | DESC], ... [WITH ROLLUP]] [HAVING where_condition ] [ORDER BY { col_name | expr | position } [ASC | DESC], ...] [LIMIT {[ offset ,] row_count | row_count </li></ul>
  5. 5. joins <ul><li>Natural join </li></ul><ul><ul><ul><li>Inner join </li></ul></ul></ul><ul><li>Cross join </li></ul><ul><ul><ul><li>Left join </li></ul></ul></ul><ul><ul><ul><li>Right join </li></ul></ul></ul>

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