SQL PLSQL Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

SQL PLSQL Interview Questions

Questions Answers Views Company eMail

What is the difference between sql and mysql?

1173

When can we use the where clause and the having clause?

1076

What is an example of translating a date into julian format?

1199

What are the different types of constraints?

1273

What is data control language (dcl)?

1202

How can we implement rollback or commit statement in a trigger?

1079

Why is there a need for sqlcode and sqlerrm variables?

1100

What is auto increment feature in sql?

1170

What is the basic structure of an sql?

1147

What is data definition language?

1133

How can we solve sql error: ora-00904: invalid identifier?

1292

Name the different types of indexes in sql and define them.

1220

What is hibernate and its relation to sql?

1166

What are the various restrictions imposed on view in terms of dml?

1014

What are the differences between in and exists clause?

1160

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Un-Answered Questions { SQL PLSQL }

Why query optimization is needed?

970

How do you delete a table?

1119

Can we alter stored procedure?

1039

Which certification is best for sql?

1038

What is sql*loader and what is it used for?

1212

how would you enter characters as hex numbers? : Sql dba

1032

Is time a data type in sql?

956

Is inner join faster than left join?

1246

What are the two different parts of the pl/sql packages?

1136

What is graph sql?

1034

what is sub-query? : Transact sql

1153

What does select top 1 do in sql?

1137

What is a primary key example?

997

Mention what does plv msg allows you to do?

1157

How subquery works in sql?

1123

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