what is global table

Answer Posted / vijay

1.global temporary table is a schema object
2.global temporary table record is store in session level but not store in database
3.global temporary table structure of the table is store in database but record not store in database
4.global temporary table record not shown one session to another session level
5.it is used reporting purpose temporarily record saved in session level
Two types
1.on commit delete rows( all records deleted structure of table only shown)
2.on commit preserve rows(record saved in session level (once login &logout record gone)
create global temporary table table_name on commit preserve rows as select * from employees;

Is This Answer Correct ?    0 Yes 0 No



Post New Answer       View All Answers


Please Help Members By Posting Answers For Below Questions

Does sql profiler affect performance?

733


What is full join in sql?

713


what is the use of friend function? : Sql dba

727


How delete all data from all tables in sql?

685


What are user defined functions?

759






What is a natural join sql?

706


Is time a data type in sql?

646


What are the types pl/sql code blocks?

795


What is the basic structure of an sql?

754


what are the differences between public, private, protected, static, transient, final and volatile? : Sql dba

737


Explain the purpose of %type and %rowtype data types?

663


What is procedure function?

708


What is the difference between stored procedure and view?

736


Can you sum a count in sql?

737


Why should I use postgresql?

761