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 unique key constraint? : Sql dba

1035

describe mysql connection using mysql binary. : Sql dba

1066

what is a materialized view? : Sql dba

1061

describe transaction-safe table types in mysql : sql dba

1006

how to add a new column to an existing table in mysql? : Sql dba

1072

what is the difference between union and union all? : Sql dba

1020

what are string data types? : Sql dba

1039

what is blob? : Sql dba

1148

write an sql query to get third maximum salary of an employee from a table named employee_table. : Sql dba

970

what is a foreign key ? : Sql dba

1081

explain the difference between delete , truncate and drop commands? : Sql dba

1093

what is a relationship and what are they? : Sql dba

1101

what is data integrity? : Sql dba

1036

what is the command used to fetch first 5 characters of the string? : Sql dba

1638

how to drop an existing view in mysql? : Sql dba

1060

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Un-Answered Questions { SQL PLSQL }

How much does a sql dba make? : SQL DBA

942

What are instead of triggers?

1044

How do rank () and dense_rank () differ?

1044

What are stored procedures in mysql?

1019

what are the different tables present in mysql? : Sql dba

984

Can a primary key be a foreign key?

1022

What is the difference between cluster and non-cluster index?

1107

What is normalization? How many normalization forms are there?

1085

What is varchar used for?

1078

Which query operators in sql is used for pattern matching?

965

What is prepared statement in sql?

1049

What do you mean by stored procedures?

1013

What is nosql example?

1034

what is the difference between rownum pseudo column and row_number() function? : Sql dba

1079

Where do we use pl sql?

993

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