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SQL PLSQL Interview Questions
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which command using query analyzer will give you the version of sql server and operating system? : Sql dba

 529

what are date and time intervals? : Sql dba

 567

what is the difference between a local and a global temporary table? : Sql dba

 556

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

 560

what is a cursor? : Sql dba

 561

what is the difference between char_length and length? : Sql dba

 574

what are enums used for in mysql? : Sql dba

 612

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

 620

what is the difference between a web-garden and a web-farm? : Sql dba

 559

what is a composite primary key ? : Sql dba

 583

what is the difference between blob and text? : Sql dba

 529

how to get @@error and @@rowcount at the same time? : Sql dba

 531

what is not null constraint? : Sql dba

 553

how to delete an existing column in a table? : Sql dba

 554

can a stored procedure call itself or recursive stored procedure? How much level sp nesting is possible? : Sql dba

 535

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Un-Answered Questions { SQL PLSQL }

What is the maximum size of sqlite database?

549

How can get second highest salary in sql?

509

What are the datatypes available in pl/sql ?

614

Is inner join same as self join?

586

What is cross join sql?

504




How to find 3rd highest salary of an employee from the employee table in sql?

569

What is sql injection vulnerability?

496

Is sql a scripting language?

521

What is the use of desc in sql?

496

what are the differences between char and varchar? : Sql dba

529

Can we insert in sql function?

551

What is difference between sql and oracle?

568

What is difference between cursor and trigger?

559

What is pivot in sql?

512

what are the join types in tsql? : Transact sql

576

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