Streams Rules Recommendations
(Doc ID 353609.1)
Last updated on AUGUST 18, 2021
Applies to:Oracle Database - Enterprise Edition - Version 18.104.22.168 to 22.214.171.124 [Release 9.2 to 11.2]
Oracle Database Cloud Schema Service - Version N/A and later
Gen 1 Exadata Cloud at Customer (Oracle Exadata Database Cloud Machine) - Version N/A and later
Oracle Database Exadata Express Cloud Service - Version N/A and later
Oracle Cloud Infrastructure - Database Service - Version N/A and later
Information in this document applies to any platform.
When configuring streams here are the general tips for Using Rules
A rule is a database object that instructs a client to perform an action
when an event occurs. Each rule is specified as a condition that is similar
to the condition in the WHERE clause of a SQL query. Rules are evaluated by
a rules engine, which is a built in part of Oracle.Hence here we define some
tips for using rules
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In this Document
|Tip #1: Spelling Counts!|
|Tip #2: Source_database_name = GLOBAL_NAME of source database|
|Tip #3: Eliminate duplicate rules|
|Tip #4: Avoid including tables with unsupported datatypes|
|Tip #5: Avoid complex rules wherever possible|
|Tip #6: Use views to look at ruleset and rules|