SQL Server - Data Types

Main categories of SQL Server Data Types,

1. Numeric

a. Exact Numeric

b. Approximate Numeric

2. Date and Time

3. Character String

a. Non-Unicode Character String

b. Unicode Character String

4. Binary

5. Others

The following detail as given below,

DATA TYPES	SYNTAX	DESC
Integer	INTEGER	It is integer data type and used to specify an integer value.
Smallint	SMALLINT	It is small lint data type and used to specify small integer value.
Numeric	NUMERIC(X, Y)	It is numeric data type. Here X is a precision value and Y is scale values.
Real	REAL	It is a real integer and used to specify a single precision floating point number.
Decimal	DECIMAL(X, Y)	It is decimal data type. Here X is a precision value and Y is scale values.
Double	DOUBLE	It is a double precision and used for floating point number.
Float	FLOAT(X)	It is a floating point values like (2.3, 1.5 etc.) and X is precision value.
Character varying	VARCHAR2(X)
Character	CHAR(X)
varchar(max)	VARCHAR(MAX)
Bit varying	BIT VARYING(X)
Bit	BIT(X)
Date	DATE
text	TEXT
Time	TIME
DateTime	DATETIME
Timestamp	Timestamp
smalldatetime	SMALLDATETIME

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