SQL vs PySpark: A Complete Guide with 50 Query Comparisons
Understanding PySpark Through SQL: 50 Practical Examples Read More
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SQL Server basic to advance level tutorials with query Optimization techniques, learn step by step with an example.
Understanding PySpark Through SQL: 50 Practical Examples Read More
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BASIC SQL INTERVIEW QUESTIONS (1โ50) 1. What is SQL? Answer: SQL stands for Structured Query Language used to manage and query databases. 2. What is a database? Answer: A database is an organized collection of data stored electronically. 3. What is a table in SQL? Answer: A table is a collection of related data in Read More
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How to Write SQL Query for Cumulative Sum (Running Total) Read More
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How to Find and Remove Duplicate Records in SQL and Keep Only One Record Read More
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Top 50 SQL Interview Questions With Answers for Freshers & Experienced Read More
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The SQL Server SAVEPOINT are used to roll back transactions to a specified point without rolling back the entire transaction. Read More
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SQL COMMIT TRANSACTION Statement Or COMMIT TRANSACTION in SQL Server. Read More
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It is used to rollback the last transactions, if transactions not commit. Read More
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Understand BEGIN TRANSACTION (or BEGIN TRAN) in SQL Server. How to use BEGIN TRAN in SQL Server? Read More
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SQL Stands for Structured Query Language. It is a relational database management system (RDBMS), developed by Microsoft.ย Read More
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The SQL Server SELECT statement is used to query or retrieve data from a table in the database. Read More
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The SQL Server DELETE statement is used to delete particular record or all records from table. It’s comes under Data Manipulation Language(DML). Read More
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The SQL Server UPDATE Statement is used to modify existing data in table. Read More
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The SQL Server INSERT INTO statement is used to add new row into database table. Read More
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The CREATE TABLE statement is used to create a new table in a database, this statement comes under SQL Server Data Definition Language (DDL) commands. Read More
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How to use the OUTPUT clause in SQL Server? Output Into Clause In Sql Server. Read More
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SQL Server Dirty Read is a part of Concurrency problem, itย occurs when one transaction is allowed to read the uncommitted data. Read More
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The SQL Convert() or TRY_Convert() both are SQL Conversions Functions and similar to CAST() or TRY_CAST()ย functions with an additional optional parameter ‘Style’. Read More
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using this function you can convert an expression from one data type to another. Read More
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Types of SQL Server Keys – Primary Key, Foreign Key, Alternate Key, Super Key & Unique Key. Read More
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The ALTER TABLE statement is used to add, modify or drop columns in an existing table. Read More
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