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SQL PLSQL Interview Questions
Questions Answers Views Company eMail

what is the difference between undefined value and null value? : Sql dba

 544

explain the difference between bool, tinyint and bit. : Sql dba

 511

how mysql optimizes distinct? : Sql dba

 537

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

 601

what are local and global variables and their differences? : Sql dba

 521

how to enter numeric values as hex numbers? : Sql dba

 559

what is datawarehouse? : Sql dba

 555

what happens if null values are involved in expressions? : Sql dba

 553

how many ways to get the current time? : Sql dba

 520

how to enter binary numbers in sql statements? : Sql dba

 481

what is commit? : Sql dba

 605

what is a composite key ? : Sql dba

 582

what is the difference between delete and truncate commands? : Sql dba

 521

what is the maximum length of a table name, database name, and fieldname in mysql? : Sql dba

 609

what is an index? : Sql dba

 509

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Un-Answered Questions { SQL PLSQL }

Why do we use partitions in sql?

531

What is pragma in sql?

604

What type of database is cloud sql?

566

How do I use google cloud in sql?

525

Can we commit in trigger?

535




Do we need to rebuild index after truncate?

516

Explain scalar functions in sql?

565

What is a record in pl/sql?

535

What does inner join mean?

536

Is a secondary key the same as a foreign key?

480

What is the maximum number of rows in sql table?

533

what is the difference between cluster and non cluster index? : Sql dba

544

how can we destroy the session, how can we unset the variable of a session? : Sql dba

534

What is the difference between the conventional and direct path loader? : aql loader

636

What is the largest value that can be stored in a byte data field?

510

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