Difference between delete and truncate in oracle database ?- SQL Interview question

In my previous blog , I have written about the future of oracle dbs jobs. If you are going for sql or oracle interview then most of the interviewer expect that you... Read more »

How to copy data from one table to another ?- SQL Interview question

Read more »

Difference between var and val in spark- Interview question

Var keyword is just similar to variable declaration in Java whereas Val is little different. Once a variable is declared using Val the reference cannot be changed to point to another reference.... Read more »

Difference between delete and truncate sql command- Interview question

Read more »

How to create user in oracle 12c ?- Interview question

In this bog, I will explain you how the user management work in oracle 12c. Starting from Oracle 12C there are two types of user. Common User Local User Common User Common... Read more »

Difference between Coalesce and Repartition- Hadoop Interview question

Read more »

How to create RDD in spark – Interview question

Read more »

How to put database in Archive/No-Archive log mode ?- Oracle Interview question

Read more »

How to connect to pluggable database – Interview question for oracle DBA

Read more »

Hive partition with example – Interview Question

Read more »