ORA-04036: PGA memory used by the instance exceeds PGA_AGGREGATE_LIMIT
ORA-04036: PGA memory used by the instance exceeds PGA_AGGREGATE_LIMIT Some time we face this error when we run batch jobs with very ...Read More
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The Ultimate Reality !!!
Is there anything that we can call as ultimate reality? How can we define this? Is it possible to realize it? These are questions c...Read More
What is SQLT in Oracle?
SQLT is a tool or scripts (SQLTXPLAIN.SQL) devolved by Carlos Sierra (Oracle Corporation).It is using to diagnose the performance of q...Read More
അലസതയുടെ മറുകരകൾ
ലോകത്ത് മടിയില്ലാത്തവരെ കാണുക വളരെ പ്രയാസകരമാണ്.ഒട്ടുമിക്ക എല്ലാവരും പറയാറുണ്ട് " ഞാൻ ഒരു മടിയനാണ്" എന്ന്.എങ്ങനെയാണ് നാം അലസ...Read More
ഇന്നിൽ ജീവിക്കുന്നവർ...
നാം ഇന്നിൽ ജീവിക്കാരുണ്ടോ? ആത്മാർത്ഥമായ ഉത്തരം ഇല്ല എന്ന് തന്നെയായിരിക്കും. ഭൂതകാലത്തിന്റെ വിഴുപ്പുകളും ഭാവികാലത്തിന്റെ ആശങ്കകളും നാം ഇ...Read More
Checkpoint in Oracle Database
Here we are discussing about checkpoint in Oracle database Checkpoint is the mechanism that defines the SCN in the redo thread of da...Read More
Oracle Database 12c New Features - DBA
Let us discuss new features of Oracle Database 12c Release 1.(12.1). Oracle says there are 500+ new features incorporated in 12c. We wi...Read More
Oracle Performance Issues - Basic Checks
What are the basic checks for a junior DBA when slowness reports in the system? Taking user inputs: This is the very first step for...Read More
Oracle RAC Architecture 10g and 11g
Architecture Diagram: This is a basics architecture of Oracle RAC, We will discuss about new features/additions in 11g in each sections....Read More
Startup Upgrade
What is happening inside the database when you are starting a database in startup upgrade mode? What is the difference between normal st...Read More
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