Results for "Stored Procedure"
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Understanding Stored Procedures in MSSQL
What is a Stored Procedure? A stored procedure is a group of SQL statements that are compiled and saved in the database. Instead of writing the same SQL qu…
Stored Procedure in MySQL
Syntax for Creating a Stored Procedure DELIMITER // CREATE PROCEDURE procedure_name (IN param1 data_type, OUT param2 data_type) BEGIN -- SQL statements END…
What is Functions and Difference between Functions and Stored Procedures in SQL Server
What is a Function in sql : A function is a set of SQL Statements that perform a specific task. Basically, it is a set of SQL statements that accept only i…
SYS and INFORMATION_SCHEMA
...s schema is a special schema that contains system views and stored procedures that provide metadata about the SQL Server…
Store Error Logs In SQL
Create Table for Error log: CREATE TABLE [dbo].[ErrorLog]( [ErrorLogID] [int] IDENTITY(1,1) NOT NULL, [ErrorTime] [datetime] …
What is “CREATE TABLE TYPE” in SQL Server?
...me ek custom table ka design bana lete ho, jise aap baad me Stored Procedures, Functions, aur…
How to find table column information by using SQL query
...Guide to Fetching Table and Column Metadata with SQL Server Stored Procedures When working with databases, understanding the structure of tab…
SQL Server Deadlock & Performance Monitoring Made Easy
...Server deadlocks and monitor performance with ready-to-use stored procedures for faster troubleshooting and optimization.
SQL Server Multi-Level Approval Workflow with Auto Skip Logic
In many enterprise applications like HRMS, Travel Requests, Expense Approval, Purchase Approval , we need a multi-level approval workflow . But real system…
SQL Server Index Optimization Automation (Missing & Unused Index Management)
Got it! Yeh lo plain content — seedha copy karo apne blog mein. Pehle workflow diagram, phir poora blog content.Pehle workflow diagram — screenshot leke blog m…
Database Permissions in SQL Server
...rform on specific database objects (like tables, views, and stored procedures). Permis…
Triggers in SQL server
A trigger in SQL is a special type of stored procedure that runs automatically when certain actions happen in a table or view . A trigger cannot be explici…
What is a SQL Statement and types of SQL statements
...query or command used to perform various operations on data stored in a relational database. SQL statement…
Functions in MySQL
In MySQL, a Function is similar to a Stored Procedure but with some key differences. Functions are used to perform calculations or operations and return a …
SQL Interview Q&A
Here are the questions along with their corresponding answers extracted from the provided context: What is SQL? SQL stands for Structured Query Language. I…
Added columns in a table by dynamic ways
...S NOT NULL BEGIN DROP PROC AddedDynamicColumn END GO CREATE PROCEDURE AddedDynamicColumn AS BEGIN SELECT ED.empid,E…
Statistics in SQL Server
Statistics SQL Server ke “mind” jaise hote hain. Ye SQL Server ko batate hain ki table me data kis tarah se distribute hai — jaise kitne values unique hain…
How to use GOTO statement in SQL server
If you want to jump to a specific point in your SQL code, you can use the GOTO statement. The GOTO statement is used to exit a loop or a nested block of co…
SQL Server Agent Jobs & Schedules – Complete Practical Guide (Step-by-Step)
Agar aap SQL Server me automation samajh chuke ho, to next logical step hai SQL Server Agent Jobs aur Schedules ko practically use karna . Is blog me hum d…
Variables In MySQL
Variables are used to store values temporarily during the execution of SQL queries. There are two main types of variables in MySQL: Session Variables : Ses…
MDF, NDF, LDF, and Filegroups
🔹 1. Filegroup kya hota hai? 🔸 Definition: Filegroup SQL Server में logical storage unit hota hai, jisme ek ya zyada data files hoti hain. Ye filegroups …
SQL Server System Databases
Introduction SQL Server me jab hum kaam karte hain, to generally hum tables, queries aur user databases par focus karte hain. Lekin ek hidden backbone hota…
SQL Server Management Studio (SSMS) – Complete Beginner Guide
SQL Server Management Studio Kya Hai? SQL Server Management Studio (SSMS) ek graphical interface (GUI tool) hai jisse aap SQL Server ke almost saare operat…
SQL Server Administration – Management Tools Overview
Is section me hum mainly SQL Server ke management tools aur system databases ko samjhenge. SQL Server Management Tools Jab aap Microsoft SQL Server install…
SQL Server Agent Alerts, Operators, Database Mail & Job Activity Monitor
Production environment me sirf jobs schedule karna hi kaafi nahi hota. Hume monitoring aur notification system bhi chahiye hota hai taaki agar koi job fail…
SQL Server Optimization Q&A
1. What is SQL Server Optimization? Answer: SQL Server Optimization ka matlab hota hai database ka performance better banana — jaise queries fast chalna, k…
Implementing Transactions,Error Handling, and Dynamic SQL in SQL
Think of a transaction as a complete package deal. It's like when you buy something from a store. You give them money, and in return, you expect to get the…
Master Database in SQL Server
Introduction SQL Server me agar koi ek database sabse zyada critical hai, to wo hai: Master Database Ye SQL Server ka core brain hai. Agar master database …
TempDB in SQL Server
Introduction SQL Server me ek aisa database hai jo har query, har process aur almost har operation me involve hota hai. Ye ek temporary w…
Database Backup in SQL Server
In SQL Server, taking a database backup is crucial for data recovery and protection. Here’s a basic guide on how to perform a database backup and restore i…
What is Managed and External table in Spark
In Apache Spark, both Managed and External tables are used to store the data. However, there are significant differences in how Spark manages the data for …
What is Blocking in SQL, How to solve blocking, and Kill Session
What is Blocking in SQL? Blocking occurs in SQL Server when one query or transaction holds a lock on a resource (like a row or table) and prevents other qu…
Model & Resource Database in SQL Server
Introduction SQL Server ke system databases me kuch aise hidden heroes hote hain jo directly dikhte nahi, lekin bahut powerful role play karte hain. Aaj hum 2…
Spark SQL useful command
Spark SQL provides a variety of commands for managing databases, tables, and performing SQL operations. CREATE DATABASE IF NOT EXISTS demo; SHOW DATABASES;…
File Handling(create, read, write, and delete files etc.)
...n essential feature when working with data that needs to be stored perma…
Table Partitioning in SQL Server
Table Partitioning एक advanced database concept है जिसका उपयोग बड़े tables को छोटे, manageable हिस्सों (partitions) में बाँटने के लिए किया जाता है। इससे pe…
Index Rebuilding vs. Reorganization in SQL Server
As a database grows, maintaining optimal performance becomes crucial. One of the key contributors to performance degradation over time is index fragmentati…
Data archive in SQL Server
A data archive refers to the process of moving inactive or less frequently used data from an operational system to a storage system , typically in a separa…
What difference between between MySQL and MSSQL
Feature MySQL MSSQL Ownership Oracle Corporation Microsoft Licensing Open-source (GPL) and commercial versions Commercial with free Express Edition Operati…
Pivoting and Unpivoting Data in SQL
Pivoting Data : Pivoting is the process of converting rows of data into columns, effectively changing the orientation of your data. It's useful when you ha…
In-Memory Databases (Data Warehouse Context)
🔹 In-Memory Database kya hoti hai? In-memory database wo database hoti hai jisme: 👉 Data hard disk par store nahi hota 👉 Data directly RAM (memory) me s…
Dynamic CREATE TABLE Script in SQL Server
DECLARE @TableName NVARCHAR(100) = 'Employee'; DECLARE @SQL NVARCHAR(MAX) = ''; DECLARE @PKCols NVARCHAR(MAX) = ''; -- Get Primary Key Column(s) SELECT @PK…
Table Types Comparison: SQL Server vs PostgreSQL
Table Type SQL Server PostgreSQL Scope / Lifetime Usage Notes Permanent Table CREATE TABLE Employee (...) CREATE TABLE Employee (...) Permanent in DB until…
Understanding Data Types and Variables in MSSQL vs PostgreSQL
📊 Data Types Comparison Table 🚩 Category 🟦 MSSQL 🟨 PostgreSQL Integer Types INT , BIGINT , SMALLINT INTEGER , BIGINT , SMALLINT , SERIAL Decimal Types …
Collect() in PySpark
PySpark collect() Function – The collect() function in PySpark is used to retrieve all the rows of a DataFrame (or RDD) from the distributed cluster back t…
Understanding Default Size of VARCHAR in SQL Server
Introduction When working with SQL Server, developers often use the VARCHAR data type to store variable-length character data. However, many overlook a cri…
What is the KDD (Knowledge Discovery in Databases)
In today's world, data is everywhere. Businesses, healthcare, banking, and even social media generate vast amounts of data every second. But raw data alone…
OLTP vs OLAP: A Beginner's Guide
What is OLTP? OLTP stands for Online Transaction Processing . It is a type of database system designed to handle a large number of short, quick operations,…
Log Shipping (Ship Log) in SQL Server
Log Shipping in SQL Server is a high-availability feature that allows you to automatically send transaction log backups from a primary database on one serv…
What are System Tables, File Tables, External Tables and Graph Tables in SQL Server
1. System Tables Definition : System tables are internal tables used by SQL Server to store information about the database and server itself. These are met…
Basic in NumPy
NumPy is a Python library. NumPy is used for working with arrays. NumPy is short for "Numerical Python". The array object in NumPy is called ndarray, it pr…
What is catalog in Spark
In Apache Spark, the catalog refers to the internal management system that keeps track of all the metadata related to tables, databases, functions, and oth…
Schema and Handling Corrupt data in PySpark
A schema in PySpark (and generally in data processing) defines the structure of a DataFrame, including the names and data types of each column. It serves a…
What is Data Ingestion and DataFrame API
Data ingestion : Data ingestion refers to the process of collecting, importing, and importing data from various sources into a system or storage environmen…
XML Data – Complete Conceptual Guide (SQL Server Perspective)
How insert data on table from XML in SQL server, example: There are two method for insert data in table from XML. DECLARE @XMLInput VARCHAR(MAX); SET @XMLI…
SQL Server Data type
SQL Server provides a variety of data types to store different kinds of data efficiently. Here are some commonly used SQL Server data types: CHAR(size): A …
Normalization in Databases
Normalization in a database is the process of organizing the data to reduce redundancy and improve data integrity. The main goal of normalization is to bre…
What is an Index? Explain its different types in SQL
✅ Index in SQL Server (इंडेक्स इन SQL सर्वर): Index SQL Server में एक database object (डेटाबेस ऑब्जेक्ट) है जो टेबल के डेटा को जल्दी से प्राप्त करने के लिए…
Use of Apply(Cross and Outer) operator in SQL server
APPLY operator joins two table expressions. Also, I'll show how it differs from regular JOINs. Operator: CROSS APPLY Similar: INNER JOIN When to Use: Use a…