Golgappa.net | Golgappa.org | BagIndia.net | BodyIndia.Com | CabIndia.net | CarsBikes.net | CarsBikes.org | CashIndia.net | ConsumerIndia.net | CookingIndia.net | DataIndia.net | DealIndia.net | EmailIndia.net | FirstTablet.com | FirstTourist.com | ForsaleIndia.net | IndiaBody.Com | IndiaCab.net | IndiaCash.net | IndiaModel.net | KidForum.net | OfficeIndia.net | PaysIndia.com | RestaurantIndia.net | RestaurantsIndia.net | SaleForum.net | SellForum.net | SoldIndia.com | StarIndia.net | TomatoCab.com | TomatoCabs.com | TownIndia.com
Interested to Buy Any Domain ? << Click Here >> for more details...


What is the first action to perform a query?
Suppose I have four tables and five joins and my query is
getting slow day by day.

Answers were Sorted based on User's Feedback



What is the first action to perform a query? Suppose I have four tables and five joins and my query..

Answer / rahul khanke

in any joins (n-1)where n is no of tables is the criteia if
u have four table then there are 3 joins use it.

Is This Answer Correct ?    7 Yes 1 No

What is the first action to perform a query? Suppose I have four tables and five joins and my query..

Answer / vaibhavi_dixit

Also check that the tables does not have more NULL values,
which also reduces the performance.

VD

Is This Answer Correct ?    6 Yes 0 No

What is the first action to perform a query? Suppose I have four tables and five joins and my query..

Answer / sandeep t

the best way is to create another table by writing a
procedure . In the procedure create a temp table and then
populate the table which created with all the
conditions.You can use the newly created table to satisfy
all the conditions by this you could avoid creating load on
the database

Is This Answer Correct ?    2 Yes 0 No

What is the first action to perform a query? Suppose I have four tables and five joins and my query..

Answer / avi007

check the how many indexes created on join column of
tables, check the join which has been done on common column
of both tables.

Is This Answer Correct ?    0 Yes 0 No

Post New Answer

More SQL PLSQL Interview Questions

Is mariadb nosql?

0 Answers  


How to remove duplicate rows from a table?.

3 Answers  


What is database white box testing and black box testing?

0 Answers  


What are the data types allowed in a table?

3 Answers  


Are stored procedures compiled?

0 Answers  


How do you optimize a query?

0 Answers  


What does a pl/sql package consist of?

0 Answers  


How to improve the performance of a pl/sq stored procedures or functions or triggers and packages ?

12 Answers   IBM, TCS, UHD,


i want insert 10 records from table a to table b. if i m using statement level trigger how many record insert ?in row level trigger how many record inserted???

3 Answers   Scope International,


Does oracle use sql?

0 Answers  


how to show all tables with 'mysql'? : Sql dba

0 Answers  


What is the use of index in hive?

0 Answers  


Categories