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What are the types of subqueries?

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More SQL PLSQL Interview Questions

Is full outer join same as cross join?

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What is embedded sql with example?

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First round ------------------- - Procedure - Packages - Views - Virtual tables - Can we use dcl with in function? - Joins and few scenarios - Triggers and its type - Pragma, type and its functionality - How to create db link in oracle - Materialized view - How to find duplicate values from table? - Cursor and its functionality - Write a script to display friday and its date from a entire year. - Exception Handling Second round ------------------------ Gave a scenario like. Need to write a function to perform. When user try to change a password. It must not be last five password and a given password can be combination of characters, symbols, upper and lower case.

0 Answers   Prodapt,

how to find the second highest salary from emp table?

210 Answers   CIS, Cognizant, Cosmosoft, DAS, EDS, GreenTech, HOV Services, IBM, Infosys, National Institute of Science and Technology, Patni, Persistent, Polaris, TCS, Wipro, Yardi, Zensar,

Which join is default?

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How many null values can be inserted in a coulmn whihc is unique constraint

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What are aggregate functions in sql?

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Is json a nosql?

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If we declare constraints Unique and Not null on a single column then it will act as a Primary key, so what is the use of primary key??

3 Answers  

How can we connect an Android App to an Oracle database and use the PL/SQL procedural code?

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What is normalization ?

9 Answers   BirlaSoft, CTS, HCL,

what is an index? : Sql dba

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