8.5 Restrictions on Hierarchical Queries

   

Through Oracle8i, the following restrictions apply to hierarchical queries.

• A hierarchical query can't use a join.

• A hierarchical query cannot select data from a view that involves a join.

These restrictions were removed with the release of Oracle9i.

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Mastering Oracle SQL, 2nd Edition

ISBN: 0596006322
EAN: 2147483647

Year: 2003
Pages: 154

Authors: Sanjay Mishra, Alan Beaulieu

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Interprocess Communications in Linux: The Nooks and Crannies

• Executable File Format
• Semaphore Class
• Key Terms and Concepts
• Sockets: The Connectionless Paradigm
• D.1. Introduction

Managing Enterprise Systems with the Windows Script Host

• Application Automation
• Network Administration/WMI
• Data Access
• System Administration
• Security

Microsoft Windows Server 2003(c) TCP/IP Protocols and Services (c) Technical Reference

• Wide Area Network (WAN) Technologies
• User Datagram Protocol
• Transmission Control Protocol (TCP) Basics
• Transmission Control Protocol (TCP) Data Flow
• Internet Information Services (IIS) and the Internet Protocols

Cisco IOS Cookbook (Cookbooks (OReilly))

• Using Static Hostname Tables
• Keeping Statistics on Routing Table Changes
• AutoQoS
• Limiting the Number of Peers
• Filtering by Application

Mastering Delphi 7

• The Delphi Programming Language
• Working with Forms
• From COM to COM+
• Internet Programming: Sockets and Indy
• Using XML Technologies

Java Concurrency in Practice

• Thread Safety
• Blocking Queues and the Producer-consumer Pattern
• Implicit Couplings Between Tasks and Execution Policies
• Read-write Locks
• Anatomy of a Synchronizer

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