Oracle uses PL/SQL, which is an extension of SQL. PL/SQL generates more potent SQL queries by fusing the processing power of procedural languages with SQL's data manipulation capabilities. It tells the compiler what to do using SQL and how to do it using a procedural method. 11) What is...
9 :: What is sql COMPUTE? command control computations on subsets created by the BREAK command. Read More 10 :: What is SQL*Loader? SQL*Loader is a product for moving data in external files into tables in an Oracle database. To load data from external files into an Oracle database, ...
SQL stands for Structured Query Language. It is used to maintain communication with a database. SQL is also considered a standard language for relational database management systems. A lot of relatable database management systems feature SQL. The following systems are Oracle, Microsoft SQL Server, ...
In my previous articles I have explained theSQL interview questions ,BI Interview questionswhich will give the best idea about the question that may ask in interview. In this article i will try to explain most important PL/SQL Interview Questions that may ask in interview.PL/SQL is the Proced...
1. What is PL/SQL? PL/SQL is Oracle’s procedural extension to SQL. Unlike SQL, which is declarative and focuses on data retrieval and manipulation, PL/SQL allows developers to implementprocedurallogic, making it a powerful tool for writing complex business rules within the database. It suppo...
If you start writing code and the interviewer just wanted a quick chitchat answer before moving on to the "real" question, they'll get frustrated. Just ask, "Should we write code for this?" Make it feel like you're on a team. The interviewer wants to know what it feels like to wo...
Content designed by industry experts brings along years of experience and insights into the best ways to respond to such questions. This gives you confidence that you're not going to memorize your answer; you really understand the reasoning behind it, hence able to tackle any question thrown at...
A few popular examples are MySQL, PostgreSQL, Microsoft Access, SQL Server, FileMaker, and Oracle. 3. What is Object-Relational Mapping? Object-Relational Mapping (ORM)is a tool that lets you query and manipulates data from a database using an object-oriented programming language such as Java...
Example of Oracle SQL format below:Create database:Output: Here we can see our database is created.What is PL/SQL?PL/SQL Control Statements in Oracle.Control Statements,• Control statements are very important in PL/SQL.• Control Statements are elements in a program that control the flow...
• Tablespaces running low on free space/ Objects what would not be able to extend • User and process limits reached Things that can cause bad performance: See question “What tuning indicators can one use?”. Where should the tuning effort be directed?