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Is UNION The Best Choice When Joining Result Sets?
Handling Disaster Recovery When Using Oracle Managed Files
Choosing Between Oracle's Bitmap and Function-based Indexes
Oracle provides two ways to create an index that can reliably be used with nulls; a …
Improvements in Oracle's Join Elimination
A GUI Might Not Be An Oracle DBA's Best Friend
Oracle DBAs should know how Oracle behaves and should also be able to address issues …
Hybrid Histograms in Oracle 18
iOracle version 12 introduced the hybrid histogram as a performance improvement. Learn …
Oracle OEM Agent 13c and Perl
Perl can sometimes 'misbehave' with the Oracle Enterprise Manager (OEM) agent for …
Oracle Network Encryption
Oracle provides a method of encrypting networked database connections, with a few …
Tuning Oracle Queries with an Optimizer Trace
Sometimes the obvious isn't when it comes to query performance; that's when event 10053 …
Oracle's LOCAL_TEMP_TABLESPACE
Oracle has provided a new setting, local_temp_tablespace, for RAC installations. …
Oracle's ddl_lock_timeout in Version 12.2.0.1
With some ports of Oracle 12.2, attempting to set ddl_lock_timeout at the session level …
Oracle's Transparent Data Encryption
Keeping data secure also means keeping it obscured should a breach occur. Read on …
Oracle's 'cursor_sharing = force' May Not Behave as Expected
The cursor_sharing=force setting is designed to substitute system-generated bind …
Steps to Migrate Oracle Database to Azure SQL Database
Many organizations are looking at the prospect of a technology migration, where …
Oracle's ASCIISTR() and Unicode Characters
Although documented, the ASCIISTR() function may return 'interesting' results …
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