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

SQL PLSQL Interview Questions

Questions Answers Views Company eMail

Is primary key a clustered index?

1008

How does a self join work?

1227

How do you explain an index number?

1181

Where is all the data on the internet stored?

1056

Is left join faster than inner join?

1167

How do you know if a relationship is 2nf?

992

How do you delete data from a table?

1096

How do I find duplicates in the same column?

1166

Can unique keys be null?

947

Does truncate need commit?

1001

How do you create a unique index?

1092

How do I create an index in word?

1072

Do we need commit after truncate?

1134

How many unique keys can a table have?

1065

Does indexing improve query performance?

1 1326

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Un-Answered Questions { SQL PLSQL }

How do you exit in sql?

1157

What is dml statement?

998

What is normalisation in sql?

1098

What is bitemporal narrowing?

1368

Is postgresql a nosql database?

1222

Can we use insert statement in function?

1045

Why stored procedures are faster than query?

1076

How to look at the current sql*plus system settings?

1210

Do ddl statements need commit?

1019

Why truncate is used in sql?

1041

What are pl sql data types?

1056

How is indexing done in search engines?

1021

What is the use of prepared statement?

1070

What is the unique index?

1105

how many ways we can we find the current date using mysql? : Sql dba

1140

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