set autotrace traceonly statistics for 'select * from tableName' : autotrace « SQL PLUS Session Environment « Oracle PL/SQL Tutorial

Oracle PL/SQL Tutorial
1. Introduction
2. Query Select
3. Set
4. Insert Update Delete
5. Sequences
6. Table
7. Table Joins
8. View
9. Index
10. SQL Data Types
11. Character String Functions
12. Aggregate Functions
13. Date Timestamp Functions
14. Numerical Math Functions
15. Conversion Functions
16. Analytical Functions
17. Miscellaneous Functions
18. Regular Expressions Functions
19. Statistical Functions
20. Linear Regression Functions
21. PL SQL Data Types
22. PL SQL Statements
23. PL SQL Operators
24. PL SQL Programming
25. Cursor
26. Collections
27. Function Procedure Packages
28. Trigger
29. SQL PLUS Session Environment
30. System Tables Data Dictionary
31. System Packages
32. Object Oriented
33. XML
34. Large Objects
35. Transaction
36. User Privilege
Java
Java Tutorial
Java Source Code / Java Documentation
Java Open Source
Jar File Download
Java Articles
Java Products
Java by API
Photoshop Tutorials
Maya Tutorials
Flash Tutorials
3ds-Max Tutorials
Illustrator Tutorials
GIMP Tutorials
C# / C Sharp
C# / CSharp Tutorial
C# / CSharp Open Source
ASP.Net
ASP.NET Tutorial
JavaScript DHTML
JavaScript Tutorial
JavaScript Reference
HTML / CSS
HTML CSS Reference
C / ANSI-C
C Tutorial
C++
C++ Tutorial
Ruby
PHP
Python
Python Tutorial
Python Open Source
SQL Server / T-SQL
SQL Server / T-SQL Tutorial
Oracle PL / SQL
PostgreSQL
SQL / MySQL
MySQL Tutorial
VB.Net
VB.Net Tutorial
Flash / Flex / ActionScript
VBA / Excel / Access / Word
XML
XML Tutorial
Microsoft Office PowerPoint 2007 Tutorial
Microsoft Office Excel 2007 Tutorial
Microsoft Office Word 2007 Tutorial
Oracle PL/SQL Tutorial » SQL PLUS Session Environment » autotrace 
29. 36. 9. set autotrace traceonly statistics for 'select * from tableName'
SQL>
SQL> create table t as select from all_objects where 1=0;

Table created.

SQL>
SQL> select from t;

no rows selected

SQL>
SQL> set autotrace traceonly statistics
SQL>
SQL> select from t;

no rows selected


Statistics
----------------------------------------------------------
          0  recursive calls
          0  db block gets
          3  consistent gets
          0  physical reads
          0  redo size
        995  bytes sent via SQL*Net to client
        369  bytes received via SQL*Net from client
          1  SQL*Net roundtrips to/from client
          0  sorts (memory)
          0  sorts (disk)
          0  rows processed

SQL>
SQL> set autotrace off
SQL>
SQL> insert into t select from all_objects;

12599 rows created.

SQL>
SQL> rollback;

Rollback complete.

SQL>
SQL> select from t;

no rows selected

SQL>
SQL> set autotrace traceonly statistics
SQL>
SQL> select from t;

no rows selected


Statistics
----------------------------------------------------------
          0  recursive calls
          0  db block gets
        166  consistent gets
          0  physical reads
          0  redo size
        995  bytes sent via SQL*Net to client
        369  bytes received via SQL*Net from client
          1  SQL*Net roundtrips to/from client
          0  sorts (memory)
          0  sorts (disk)
          0  rows processed

SQL>
SQL> set autotrace off
SQL>
SQL> drop table t;

Table dropped.

SQL>
SQL>
29. 36. autotrace
29. 36. 1. Autotrace explain a select statement
29. 36. 2. autotrace traceonly statistics
29. 36. 3. set autotrace traceonly statistics to trace a function
29. 36. 4. set arraysize 5
29. 36. 5. Introduction to SQL Tuning - Workshop
29. 36. 6. set autotrace traceonly explain for bitmap index
29. 36. 7. set autotrace traceonly explain, and condition
29. 36. 8. set autotrace traceonly statistics
29. 36. 9. set autotrace traceonly statistics for 'select * from tableName'
29. 36. 10. AUTOTRACE exists (subquery)
29. 36. 11. AUTOTRACE table joining
29. 36. 12. AUTOTRACE table joining and aggregate function
www.java2java.com | Contact Us
Copyright 2009 - 12 Demo Source and Support. All rights reserved.
All other trademarks are property of their respective owners.