Oracle - Tkprof

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Card Puncher Data Processing
Oracle - Recursive Calls

Sometimes, in order to execute a SQL statement issued by a user, Oracle must issue additional statements. Such statements are called : recursive calls or recursive SQL statements. For example :...
Card Puncher Data Processing
Oracle - SQL_TRACE

Set a trace identifier: The trace file identifier is added to the name of the trace files. Set Trace on: Perform SQL Actions Set off Where are the trace files? To find the trace file on...
Mos Lifetime Support
Oracle Company - My Oracle Support (MOS)

MOS is an acronym for My Oracle Support. It's the single entry for the Oracle Support. You can touch it on this URL: Contact: Local...
Card Puncher Data Processing
Oracle Database - (Actual|Final) Execution Plan

The actual or final plan is the execution that was executed in order to retrieve the result of a SQL. optimizerquery planrow source generator V view contains the actual plan for a query that...
Sql Developer Autotrace
Oracle Database - Autotrace

Autotrace is: a system variable of sql plus can also be found in SQL Developer AUTOTRACE provides you: an execution plan (such as explain plan) and some important regarding its actual execution....
Card Puncher Data Processing
Oracle Database - Trace File (.trc)

Trace File are trace (or dump) file that Oracle Database creates to help you diagnose and resolve operating problems. Each server and background process writes to a trace file. When a process detects...
Card Puncher Data Processing
Oracle Database - Trace File 10053 to understand the Optimizer (CBO)

The reason for examining a 10053 is typically to understand why the CBO made its decisions. The 10053 will help answer the question: “Why was my index not used?” or the related, “Why did the...
Card Puncher Data Processing
Oracle Database - Trace Tool

You can enable the Trace feature either: within Oracle Enterprise Manager Database Control or by entering SQL commands with the DBMS_MONITOR package. Tools for tracing your work: dbms_monitor...

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