What is the data type in SQL Server?

What is the data type in SQL Server?

Data types in SQL Server are organized into the following categories:

  • Exact numerics. Unicode character strings.
  • Approximate numerics. Binary strings.
  • Date and time. Other data types.
  • Character strings.
  • bigint. numeric.
  • bit. smallint.
  • decimal. smallmoney.
  • int. tinyint.

What are the different data types in SQL?

Categories of SQL Server data types

  • Exact numeric: bit, tinyint, smallint, int, bigint, decimal, numeric, money and smallmoney.
  • Approximate numeric: Read and float.
  • Date and time: date, DateTime, datetime2, datetimeoffset, smalldatetime, time.
  • Character strings:char, varchar, text.

What are the new data types introduced in SQL Server 2012?

FileTable is the new type of table that was added in SQL Server 2012.

What is data type in SQL example?

A Data Type in SQL server is defined as the type of data that any column or variable can store. It is a type of data that an object holds like integer, character, string, etc. While creating any table or variable, in addition to specifying the name, you also set the Type of Data it will store.

What are the changes in SQL between 2008 and 2012?

SQL Server 2008 is slow compared to SQL Server 2012. Buffer rate is less because there is no data redundancy in SQL Server 2008. Spatial features are not supported more in SQL Server 2008 R2. Instead a traditional way for geographical elements have been set in SQL Server 2008.

What are the last three versions of SQL Server DB?


Version Release Date Internal database version
12.0 5 June 2014 782
13.0 1 June 2016 852
14.0 29 September 2017 869
15.0 4 November 2019 895

Is there a SQL Server 2012 specific sheet on data types?

This SQL Server 2012 specific sheet was extracted from the orginal (all versions) ‘SQL Server Data Types Reference’ article. Please see the full original article for more details on why data types knowledge is important.

What is data type in SQL Server?

In SQL Server, each column, local variable, expression, and parameter has a related data type. A data type is an attribute that specifies the type of data that the object can hold: integer data, character data, monetary data, date and time data, binary strings, and so on. SQL Server supplies a set of system data types that define all the types

What data types should not be used in SQL Server?

Notice that SQL Server will remove ntext, text, and image data types in its future version. Therefore, you should avoid using these data types and use nvarchar (max), varchar (max), and varbinary (max) data types instead. Exact numeric data types store exact numbers such as integer, decimal, or monetary amount.