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What is Table in SQL Server?

What is Table in SQL Server?

Table is a SQL Server object that is used to store related data or information. In table data is logically organized in rows and column format.

Primary Key in SQL Server

Primary Key in SQL Server

Primary key is used to uniquely identify the records in a SQL Table. Here we can say, primary key is a value of a column that value is unique in the table. Primary key don't accept any null value. Primary Key is also play an important role to create relationship between two tables.

Unique Key in SQL Server

Unique Key in SQL Server

Unique Key is used to uniquely identify the row in SQL Table. In Unique Key column only one value can be NULL. We can create more than one Unique Key.

What is DML statements in SQL Server?

What is DML statements in SQL Server?

DML stands for Data Manipulation Language. DML statements are used to manipulate data. The SQL statements that are in the DML category are INSERT, UPDATE and DELETE.

SQL Server Keys and It's type

SQL Server Keys and It's type

SQL Keys are important in relational database. A key can be defined as a single or combination of multiple columns in a table. SQL Keys are also used to create relationship between multiple tables. So, in this post we will discuss about the concept and types of keys used in SQL Server.

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SDNA Global hiring 10 for Software Developer
We are hiring for Senior software engineer who have very good hands on experience on network management system(NMS) and element management system(EMS) and good exposure to telecom domain. Must have experience on Core Java.

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