Categories:

.NET (357)

C (330)

C++ (183)

CSS (84)

DBA (2)

General (7)

HTML (4)

Java (574)

JavaScript (106)

JSP (66)

Oracle (114)

Perl (46)

Perl (1)

PHP (1)

PL/SQL (1)

RSS (51)

Software QA (13)

SQL Server (1)

Windows (1)

XHTML (173)

Other Resources:

Software QA Resources

Developer Resources

DBA Resources

Windows Tutorials

Java JAR Files

DLL Files

File Extensions

Security Certificates

Regular Expression

Link Directories

Interview Q & A

Biotech Resources

Cell Phone Resources

Travel Resources

Frequently Asked Questions

FYIcenter Forum

Home > Oracle > Data Load

What Are the Restrictions on External Table Columns

✍: FYIcenter.com

A

When creating external table columns, you need to watch out some restrictions:

• "PRIMARY KEY" is not allowed.
• "NOT NULL" is not allowed.
• "DEFAULT value" is not allowed.

2007-04-30, 5445👍, 0💬

Related Topics:

.NET C C++ CSS DBA General HTML Java JavaScript JSP JUnit MySQL Networking Oracle Perl Perl PHP PL/SQL RSS Software QA SQL Server Struts Unix Windows XHTML XML

Home Hot About Collections Index RSS Atom Ask

Tester Developer DBA Windows JAR DLL Files Certificates RegEx Links Q&A Biotech Phones Travel FAQ Forum

Copyright © 2026 FYIcenter.com

All rights in the contents of this web site are reserved by the individual author. fyicenter.com does not guarantee the truthfulness, accuracy, or reliability of any contents.

Popular Posts:

How do you estimate ...

How do you estimate maintenance project and change requests?

What is continuous a...

What is continuous and staged representation? CMMI contains 25 key process areas which organization ...

How To Control Horiz...

How To Control Horizontal Alignment? - XHTML 1.0 Tutorials - Understanding Tables and Table Cells By...

How do we assign pag...

How do we assign page specific attributes ? Page attributes are specified using the @Page directive.

How To Export Data t...

How To Export Data to an XML File? - Oracle DBA FAQ - Introduction to Oracle SQL Developer If you wa...