Difference between revisions of "SQL Zoo"

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Interactive SQL tutorial, learn about: SQL Server, Oracle, MySQL, DB2, Mimer, PostgreSQL, SQLite and Access.
 
Interactive SQL tutorial, learn about: SQL Server, Oracle, MySQL, DB2, Mimer, PostgreSQL, SQLite and Access.
 
==Tutorial Section==
 
==Tutorial Section==
;SELECT:Some simple queries to get you started
+
;0) SELECT:Some simple queries to get you started
;SELECT:In which we query the BBC country profile table.
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;1) SELECT:In which we query the BBC country profile table.
;More practice with SELECT:Additional practice of the basic features using a table of Nobel Prize winners.
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;2) More practice with SELECT:Additional practice of the basic features using a table of Nobel Prize winners.
;SELECT in SELECT:    In which we form queries using other queries.
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;3) SELECT in SELECT:    In which we form queries using other queries.
;SUM and COUNT:    In which we apply aggregate functions. [more the same]
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;4) SUM and COUNT:    In which we apply aggregate functions. [more the same]
;The JOIN operation:    In which we join two tables; ttms and country. [previously music tutorial]
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;5) The JOIN operation:    In which we join two tables; ttms and country. [previously music tutorial]
;More JOIN operations:    In which we join actors to movies in the Movie Database.
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;6) More JOIN operations:    In which we join actors to movies in the Movie Database.
;Using Null:    In which we look at teachers in departments. [previously Scottish Paliament]
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;7) Using Null:    In which we look at teachers in departments. [previously Scottish Paliament]
;Self join:    In which we join Edinburgh bus routes to Edinburgh bus routes.
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;8) Self join:    In which we join Edinburgh bus routes to Edinburgh bus routes.
  
 
 
 
==Reference Section: how to...==
 
==Reference Section: how to...==
  

Revision as of 13:48, 7 February 2012

Interactive SQL tutorial, learn about: SQL Server, Oracle, MySQL, DB2, Mimer, PostgreSQL, SQLite and Access.

Tutorial Section

0) SELECT
Some simple queries to get you started
1) SELECT
In which we query the BBC country profile table.
2) More practice with SELECT
Additional practice of the basic features using a table of Nobel Prize winners.
3) SELECT in SELECT
In which we form queries using other queries.
4) SUM and COUNT
In which we apply aggregate functions. [more the same]
5) The JOIN operation
In which we join two tables; ttms and country. [previously music tutorial]
6) More JOIN operations
In which we join actors to movies in the Movie Database.
7) Using Null
In which we look at teachers in departments. [previously Scottish Paliament]
8) Self join
In which we join Edinburgh bus routes to Edinburgh bus routes.

Reference Section: how to...

1) SELECT
How to read the data from a database.
2) CREATE and DROP
How to create tables, indexes, views and other things. How to get rid of them.
3) INSERT and DELETE
How to put records into a table, change them and how to take them out again.
4) DATE and TIME
How to work with dates; adding, subtracting and formatting.
5) Functions
How to use string functions, logical functions and mathematical functions.
6) Users
How to create users, GRANT and DENY access, get at other peoples tables. How to find processes and kill them.
7) Meta Data
How to find out what tables and columns exist. How to count and limit the rows return.

SQL User Manuals
[ Mimer | MySQL | Oracle | SQL Server | Access | DB2 | Sybase | Postgres | SQLite ]
Online copies of implementation specific user manuals.
Starting SQL
[ MySQL | Oracle | SQL Server | DB2 | Postgres | Ingres ]
How to connect to the server and execute SQL statements.
Programming with SQL
[ SQL in perl on the Web | SQL from Java ]
SQL standard
[ SQL92 BNF ]
Error Messages
Some error messages from SQL engines