1. what is the exact use of hint in sql. 2. How we can avoid index scan in sql even though index is there in the table.1 5910
SQL Tuning, Oracle Server 10g: Why is the following hint invalid? SELECT /*+ first_rows parallel(table_name,paral_number)*/1 8579
I have a package in which a table was used in a procedure and compiled later i have dropped the table used in the package what would be the status of package specification and body
why we go for package? what are the advantages of using instead of seperate procuderes or functions3 8377
there is A table and B table in A table there 5 rows and in b table there are 2 rows i am firing query select * from a,b what will be the output?7 11114
how to create a database in oracle?please gve anser with example1 3645
how to delete duplicate rows from a join tables(I have three tables on that join) how do you know which join is need to be used? The select statement I have is: SELECT gc_skill_type.skill_type, gc_area_tec.area, gc_technology.technology, gc_technology.id_technology, gc_area_tec.id_area_tec FROM gc_skill_type, gc_area_tec, gc_technology WHERE gc_area_tec.id_skill_type (+) = gc_skill_type.id_skill_type AND gc_technology.id_area_tec (+) = gc_area_tec.id_area_tec order by gc_skill_type.skill_type asc, gc_area_tec.area asc, gc_technology.technology asc
Like shown below i have 3 columns(Name,No,Address). The values in name column i want to modity. Requirement : Keep only once space between two words (Fname,Lname) in the Name column. For this what is the query? Please answer me. Advance Thanks. Name No Address Reference manoj kumar kumar raja vinzay kumar rajendra prasad gowri nath -- -- --5 5760
What are few of the schema objects that are created using PL/SQL?
What are triggers and its types?
How long it takes to learn pl sql?
Explain how to use transactions efficiently : transact sql
Is record in oracle pl sql?
Can you join a table to itself?
what is rollback? : Sql dba
Is sql a backend language?
What is the difference between unique and primary key constraints?
Why do we need cursor in pl sql?
What does 0 mean in sql?
what is a trigger? : Sql dba
What does data normalization mean?
Why partition by is used in sql?
What is keys and its types?