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SQLTea – Our new SQL Tutorial App on Google Play Store We are happy to announce our new SQL tutorial app SQLTea ( Native android app) for SQL learning which includes articles from this blog. This application includes 1) Articles for basic concepts like Normalization, Constrains, Joins, SQL Functions, SQL commands etc and also advance […]
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In this article, I am going to explain the process of Database restoration using the SQL Server Management Studio. In this article, I will try to explain this process in a simple way so that a database developer having little knowledge of DBA can restore that database using the database backup. For database restoration process, […]
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Introduction This article explain the simple way to take the database backup in SQL SERVER which can be easily understandable by the database programmer having little knowledge of DBA. For taking the database backup, we need to follow the given step.Step 1:- Open the SQL Sever Management Studio. For this we have to follow the following […]
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In the previous article (Database Creation using Create Database command), I explained the database creation using the Create database command. In this article, I am going to explain the steps of creation a database using SQL Sever Management Studio (SSMS) using SQL Server 2008 R2. These below database creation steps will be same for SQLServer […]
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In SQL Server, database can be created by 2 ways:- Using Create Database command Using SQL Sever Management Studio (SSMS). In this article, I am going to explain the database creation using the command CREATE DATABASE. Syntax for creating a database through Create database command is given below:- CREATE DATABASE ‘Database name’ ON PRIMARY […]
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With IN clause, we can specify multiple values in a WHERE clause. For example, in case of “IN”, one can use the subquery to get the multiple values in the IN clause or we can have predefined values. In this article, we are going to use the following table for some examples:-CREATE TABLE [dbo]. [Employee]([Empid] […]
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Avg():- This function is used to get the average value of a numeric column Syntax:- SELECT AVG(column_name) FROM table_name In this article, we are going to use the following table for some examples:- CREATE TABLE [dbo]. [Employee]( [Empid] [Int] IDENTITY (1, 1) NOT NULL Primary key, [EmpNumber] [nvarchar](50) NOT NULL, [EmpFirstName] [nvarchar](150) NOT NULL, […]
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UPPER():- This function is used to convert the value of a column to upper case. Syntax: SELECT UPPER(string) OR Select UPPER(Column name) from tablename For example, SELECT UPPER(‘Vivek’) Result: VIVEK
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LEN():- This function is used to get the length of the given string value. Syntax:- Select len (stringvalue) For example, Select len(‘Vivek Johari’) Result:- 12
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LOWER():- This function is used to convert the value of a column to lower case Syntax:- Select LOWER (string) or SELECT LOWER(column_name) FROM table_name For example, SELECT LOWER(‘Vivek Johari’) Result:- vivek johari
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