Create a table with primary key, VARCHAR type column and date type column with default value : Primary Key « Table « Oracle PL/SQL Tutorial

Oracle PL/SQL Tutorial

1.	Introduction
2.	Query Select
3.	Set
4.	Insert Update Delete
5.	Sequences
6.	Table
7.	Table Joins
8.	View
9.	Index
10.	SQL Data Types
11.	Character String Functions
12.	Aggregate Functions
13.	Date Timestamp Functions
14.	Numerical Math Functions
15.	Conversion Functions
16.	Analytical Functions
17.	Miscellaneous Functions
18.	Regular Expressions Functions
19.	Statistical Functions
20.	Linear Regression Functions
21.	PL SQL Data Types
22.	PL SQL Statements
23.	PL SQL Operators
24.	PL SQL Programming
25.	Cursor
26.	Collections
27.	Function Procedure Packages
28.	Trigger
29.	SQL PLUS Session Environment
30.	System Tables Data Dictionary
31.	System Packages
32.	Object Oriented
33.	XML
34.	Large Objects
35.	Transaction
36.	User Privilege

Java

Java Tutorial

Java Source Code / Java Documentation

Illustrator Tutorials

GIMP Tutorials

C# / C Sharp

C# / CSharp Tutorial

C# / CSharp Open Source

SQL Server / T-SQL Tutorial

Flash / Flex / ActionScript

VBA / Excel / Access / Word

XML

XML Tutorial

Microsoft Office PowerPoint 2007 Tutorial

Microsoft Office Excel 2007 Tutorial

Microsoft Office Word 2007 Tutorial

Oracle PL/SQL Tutorial » Table » Primary Key

6. 15. 1. Create a table with primary key, VARCHAR type column and date type column with default value


CREATE TABLE myTable (        

  2    id INTEGER PRIMARY KEY,

  3    status VARCHAR2(10),

  4    last_modified DATE DEFAULT SYSDATE

  5  );



Table created.



SQL>

SQL> desc myTable;

 Name              Null?    Type



 ID                NOT NULL NUMBER(38)

 STATUS                     VARCHAR2(10)

 LAST_MODIFIED                                                                                                                                                                  DATE



SQL>

SQL> drop table myTable;



Table dropped.

6. 15. Primary Key
	6. 15. 1.	Create a table with primary key, VARCHAR type column and date type column with default value
	6. 15. 2.	Alter table to insert primary key
	6. 15. 3.	Use combined column as the primary key
	6. 15. 4.	Try to add two primary keys to one table
	6. 15. 5.	All columns as primary key
	6. 15. 6.	One to many using a primary-key and foreign-key relationship
	6. 15. 7.	One-to-one using a primary-key and foreign-key relationship
	6. 15. 8.	Use three columns as primary key

www.java2java.com | Contact Us

All other trademarks are property of their respective owners.