1. DO IT WITH SQL
PHP Indenesia Meetup 201404

2. ABOUT ME
 Editor PojokProgrammer.net
 Writers Welcome!
 CEO BiruniLabs
 Trainers Welcome!

3. WHATYOU NEED
 Laptop or Computer
 RDBMS Installed
 MySQL
 PostgreSQL
 Oracle
 Whatever....
 SQL Interface
 HeidiSQL
 SQLyog
 phpMyAdmin
 Whatever.....
 Your Brain 

4. BRAIN GYM

5. AREYOU READY ?

6. HISTORY
IBM Research for System R  SEQUEL
Relational Software Inc. developed their own
version  Oracle v2 (1979)
IBM released DB2 based on System R (1983)
Becoming Standard
 ANSI SQL-86
 ANSI SQL-92

7. RULE OFTHUMB
FromTom Kyte, Oracle Evangelist
1. Use single SQL statement whenever
possible
2. Use PL/SQL or Stored Procedure
3. Use Java (or other programming language)
4. Rethink why you want to do it (refine your
approach)

8. SQL ANATOMY
 Statements
 Queries
 Clauses
 Predicates
 Expressions

9. SELECT
SELECT b,d,e,h
FROM some_table ;
SELECT *
FROM some_table
WHERE x IN (3,5,6,8) ;
SELECT b,d,e,h
FROM some_table
WHERE x IN (3,5,6,8) ;

10. JOINVS UNION
JOIN UNION (UNION ALL)

11. JOIN
 INNER JOIN (JOIN)
 LEFT OUTER JOIN (LEFT JOIN)
 RIGHT OUTER JOIN (RIGHT JOIN)
 FULL OUTER JOIN (FULL JOIN)
 LEFT JOIN EXCLUDING INNER JOIN (LEFT EXCLUDING
JOIN)
 RIGHT JOIN EXCLUDING INNER JOIN (RIGHT
EXCLUDING JOIN)
 OUTER JOIN EXCLUDING INNER JOIN (OUTER
EXCLUDING JOIN)

12. VISUAL REPRESENTATION

13. SOME LOGIC
3VL (3Value Logic) Conditional Expression
 True
 False
 Null
 CASE (ANSI)
 COALESCE (ANSI)
 DECODE (Oracle)
 IFNULL (MySQL)
 ISNULL (SQL Server)

14. AGGREGATES
SUM()
COUNT()
MAX()
MIN()
AVG()
CROSS TABS

15. ANALYTIC FUNCTIONS
 ROW_NUMBER() OVER()
 SUM() OVER()
 COUNT() OVER()
 MAX() OVER()
 MIN() OVER()
 AVG() OVER()

16. TRIGGERS & STORED PROCEDURES
 When to Use?
 How to Use?

17. TUNING
 Optimizing Queries
 Optimizing Index
 Optimizing Server

18. THANKYOU
Questions and Answers