basic pl sql interview questions and answers pdf

Basic pl sql interview questions and answers pdf

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PL/SQL Related Tutorials

PL/SQL Interview Questions

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It is a block-structured language having logical blocks which are made up of three sub-blocks i. It includes procedural language elements like conditions and loops and allows declaration of constants and variables, procedures and functions. It also helps the users to develop complex database applications using control structures, procedures, modules, etc.

PL/SQL Related Tutorials

Welcome to Mindmajix - The leading global online training platform. There are a lot of opportunities from many reputed companies in the world. This course will help you to achieve excellence in this domain. SQL is a language used to communicate with the server to access, manipulate, and control data. Ans: Alias is a user-defined alternative name given to the column or table. By default column, alias headings appear in upper case.

IntegrityConstraints Itcanbecalledasadeclarativewayinordertodefinea businessruleforatable'scolumn. Itcanbecalledasanoptionalstructurewhichisassociated withatablefordirectaccesstotherows Indexcanbecreatedforoneormorecolumnsinatable. Itcanbedefinedasaspecificnumberofcontiguousdata blocksinsingleallocation. ANALYZEcommandisusedtoperformvariousfunctionson index,table,orcluster,aslistedbelow: Ithelpsindentifyingmigratedandchainedrowsofthetableor cluster. Ithelpsincollectingthestatisticsaboutobjectusedbythe optimizer.

PL/SQL Interview Questions

Have you prepared to attend the job interview? Are you confused in job research? Then no problem we have the right answer to you in in our site page. The language includes object oriented programming techniques such as encapsulation, function overloading, information hiding all but inheritance , and so, brings state-of-the-art programming to the Oracle database server and a variety of Oracle tools. Question 2.

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Here is a list of these interview questions and answers:. Explain the uses of a database trigger. What is a stored procedure? A single query or command execution A full programming language What does it comprise? The data source for reports, web pages, etc.

Cursor is private sql area which is used to execute sql statements and store processing information. The implicit cursor is automatically declared by oracle every time an sql statement is executed whenever you issue a sql statement, the oracle server opens an area of memory in which the command is parsed and executed. Ans: A database is defined as a collection of meaningful data.

5 comments

  • Namo F. 29.04.2021 at 17:19

    Answer: Cursor is a sql private work area.

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  • Alex P. 30.04.2021 at 23:53

    Let speak english book pdf european declaration of human rights pdf

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  • Envalmieco 03.05.2021 at 16:34

    PL/SQL Interview Questions and Answers. Let's start!! Q #1) Differentiate PL/SQL and SQL? Q #2) Enlist the characteristics of PL/SQL? Answer.

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  • TeГіfilo B. 03.05.2021 at 21:27

    PL Procedural language is an extension to SQL Structured Query Language where a developer can write complex database interactions using procedures, control structures like branching and iteration, modules and functions.

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  • Kari M. 05.05.2021 at 15:04

    Table of Contents · Question: What is PL/SQL? · Question: What are the differences between PL/SQL and SQL? · Question: What is the basic.

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