What are the restrictions on external table columns?
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can any one help me with import/export options in oracle............
What is Partitions in Table ?
Difference between cartesian join and cross join?
what are pseudocolumns?
i can create a view with two columns from emp table,, later i need to add one more emp column to existing view.. what is query similarly add one more column to existing primary key constraint.. please give me the solutions
I have my backup RMAN script called backup_rman.sh. I am on the target database. My catalog username/password is rman/rman. My catalog db is called rman. How would you run this shell script from the O/S such that it would run as a background process?
What are the values that can be specified for OPTIMIZER_GOAL parameter of the ALTER SESSION Command ?
How to define a cusotmer as a supplier in ORACLE R12
i have procedure p1.and also i declare the same procedure in a package. whice one is efficient package procedure or procedure?
Which of the following is not a database object TABLESPACE TABLE INDEX NONE
What do you mean by cdb and pdb in oracle 12c?
Explain the family trees and connection by clause