What are the data types in SQL server 2012?

The SQL Server 2012 Data Types reference sheet

What are the different data types in SQL server?

• 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 is the ISO synonyms for Ntext data type?

The ISO synonym for ntext is national text. Variable-length non-Unicode data in the code page of the server and with a maximum string length of 2^31-1 (2,147,483,647). When the server code page uses double-byte characters, the storage is still 2,147,483,647 bytes.

How many data types are there in SQL?

In MySQL there are three main data types: string, numeric, and date and time.

What is SQL data type?

SQL Data Type is an attribute that specifies the type of data of any object. Each column, variable and expression has a related data type in SQL. You can use these data types while creating your tables. You can choose a data type for a table column based on your requirement.

What is SQL Server image data type?

The IMAGE data type in SQL Server has been used to store the image files. Recently, Microsoft began suggesting using VARBINARY(MAX) instead of IMAGE for storing a large amount of data in a single column since IMAGE will be retired in a future version of MS SQL Server.

What is the difference between Ntext and nvarchar?

ntext will always store its data in a separate database page, while nvarchar(max) will try to store the data within the database record itself. So nvarchar(max) is somewhat faster (if you have text that is smaller as 8 kB).

What are the data types in Oracle SQL?

Table 5-1 Summary of Oracle Built-In Datatypes