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Oracle SQL PLSQL Interview Questions
Questions Answers Views Company eMail

there are 2 variables called x and y ,x contains 1,2 and y contains 3,4 we have to swap the values from x to y and y to x with out using dummy variables and it can be done only by using a single statement ? how?

 12 16112

Differences between UNIQUE and DISTINCT in select statements

 26 127528

What are the attributes of SQL*PLUS ?

 2 9194

Create table emp (id number(9), name varchar2(20),salary number(9,2)); The table has 100 records after table created.Now i nee to change id's Datatype is to be Varchar2(15). now Alter table emp modify(id varchar2(15),name varchar2(20), salary number(9,2)); Whether it will work or returns error? post answer with explanation.

 13 18453

i want to display 1 to 10 numbers using one select statement.

 18 42373

why use cursors?

 5 10840

how to remove records from table? no name 1 a 2 b 1 a 2 b 3 c

 8 11630

What is the difference between CHAR and VARCHAR2? If VARCHAR2 serves the uses of CHAR why CHAR is still used and not been discarded yet?

 9 15710

How can i insert data inro a table with 3 columns using FORALL?

 2 9834

what is autonomouse transaction?

 3 6909

what are pl/sql collections?

 4 30411

How to create a view on a table which does not exists

 4 19539

how to write utl file pkg in SQL

 1 5616

wt is the diff b/w greast and max ,least and min? wt is the diff b/w case and decod?

 4 18286

what is the difference difference between procedure and packages

 2 9188

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Oracle SQL PLSQL Interview Questions


Un-Answered Questions

Do you enjoy doing independent research?

1708

Can a foreign key have a different name?

503

Is method and function same?

1

What is the difference between a site and a web?

399

What is black box testing? What are the different black box testing techniques?

520




132/6.6πš”πšŸ πšπš›πšŠπš—πšœπšπš˜πš›πš–πšŽπš› πš—πšŽπšžπšπš›πšŠπš• πš‘πšŠπšœ πš˜πš—πšŽ πšŽπšŠπš›πšπš‘ πš™πš’πš πšπšŽπšπš’πšŒπšŠπšπšŽπš. 𝙸'𝚟𝚎 πšŠπš—πš˜πšπš‘πšŽπš› πšπš›πšŠπš—πšœπšπš˜πš›πš–πšŽπš› 𝚘𝚏 6.6πš”πšŸ/415𝚟 πšŒπšŠπš— 𝙸 πšŒπš˜πš—πš—πšŽπšŒπš πš—πšŽπšžπšπš›πšŠπš• 𝚝𝚘 πšœπšŠπš–πšŽ πšŽπšŠπš›πšπš‘ πš™πš’πš 𝚊𝚜 𝚘𝚏 13/6.πš”πšŸ πšπš›πšŠπš—πšœπšπš˜πš›πš–πšŽπš›?? π™Έπš π™½πš˜.. πšƒπš‘πšŽπš— πš πš‘πš’??

569

Why coalesce is used in sql?

461

How are the diagrams divided?

795

what are the main prerequisite needed starting learning android?

485

Which commands you use to lock the database in mongodb?

5

What are the three parts of XSL?

489

Will water damage concrete?

754

How automation process is carried out?

554

What are the function keys for microsoft word?

336

What is the difference between c and python?

570