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

SQL PLSQL Interview Questions

Questions Answers Views Company eMail

In a distributed database system, can we execute two queries simultaneously?

1151

Write the order of precedence for validation of a column in a table? I. Done using database triggers. Ii. Done using integarity constraints

1129

What is a database trigger?

1128

What are types of exception?

959

Explian rowid, rownum?

1075

What are % type and % rowtype?

1081

Name some usages of database trigger?

1080

Explian rowid, rownum? What are the psoducolumns we have?

1045

How we can create a table in pl/sql block. Insert records into it? Is it possible by some procedure or function? Please give example?

1104

What is the starting oracle error number?

1094

What is the starting oracle error number? What is meant by forward declaration in functions?

1039

In pl/sql, what is bulk binding, and when/how would it help performance?

1030

How would you pass hints to the sql processor?

1037

Explain two easy sql optimizations.

1070

How do I write a cron which will run a sql query and mail the results to agroup?

1029

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Un-Answered Questions { SQL PLSQL }

Explain unique key in sql.

1059

What is meant by truncate in sql?

1107

What is the purpose of cursors in pl/sql?

1200

Is mariadb a nosql database?

1098

What is the difference between microsoft access and sql server?

1104

What is data manipulation language?

1229

Explain foreign key in sql?

1078

What jobs use sql?

1029

What is break?

1254

What is use of trigger?

984

Is stored procedure faster than query?

1018

What is the difference between stored procedure and view?

1061

What is date functions?

1088

Is left join same as inner join?

1214

Is pl sql still used?

1016

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