How can you know that statistics should be updated?



How can you know that statistics should be updated?..

Answer / Preety

Statistics should be updated when there are significant changes to the data distribution in a table, such as inserting or deleting a large number of rows, or updating many existing rows. You can use DBMS_STATS package in Oracle to update statistics.

Is This Answer Correct ?    0 Yes 0 No

Post New Answer

More SQL PLSQL Interview Questions

Suppose a student column has two columns, name and marks. How to get name and marks of the top three students.

1 Answers  


Is natural join same as inner join?

1 Answers  


How do I view tables in sql developer?

1 Answers  


Mention what plvcmt and plvrb does in pl/sql?

1 Answers  


can a stored procedure call itself or recursive stored procedure? : Sql dba

1 Answers  


What is minus?

1 Answers  


Why coalesce is used in sql?

1 Answers  


Can we insert data into view?

1 Answers  


What is the default value of CHAR type?

3 Answers   Bosch,


Can we call stored procedure in function?

1 Answers  


What is normalization in sql?

1 Answers  


What packages are available to pl/sql developers?

1 Answers  


Categories