It is used to specify date and time combination. SQL Server Date and Time Data Type datetime It is a floating precision number data from -3.40E+38 to 3.40E+38. The n parameter indicates whether the field should hold the 4 or 8 bytes. It is used to specify floating precision number data from -1.79E+308 to 1.79E+308. It allows whole numbers between -32,768 and 32,767. It is an integer that can be 0, 1 or null. It is also a variable width Binary string data type. It is a variable width Binary string data type. It is a fixed width Binary string data type. It is a variable width Unicode string data type. It is a fixed width Unicode string data type. It is a variable width character string data type. Its size can be up to 1,073,741,824 characters. It is a variable width character string data types. It is a fixed width character string data type. Values allowed in four digit format from 1901 to 2155, and 0000. It is used to specify a year in four-digit format. Its value is stored as the number of seconds since the Unix epoch(' 00:00:00' UTC). It is used to specify date format YYYY-MM-DD. Zero is considered as false, and nonzero values are considered as true. It is used to specify Boolean values true and false. The maximum value for d is 30, and the default value is 0. The maximum value for the size is 65, and the default value is 10. The number of digits after the decimal parameter is specified by d parameter. Its size parameter specifies the total number of digits. It is used to specify a fixed point number. The number of digits after the decimal is specified by d parameter. It is a normal size floating point number. If p is from 25 to 53, the data type becomes DOUBLE(). If p is between 0 to24, the data type becomes FLOAT (). MySQL used p parameter to determine whether to use FLOAT or DOUBLE. It is used to specify a floating point number. The number of digits after the decimal point is specified by d parameter. The size parameter specifies the max display width that is 255. The number of bits per value is specified in size. It is used for BLOBs (Binary Large Objects). You can list up to 64 values at one time in a SET list. It is used to specify a string that can have 0 or more values, chosen from a list of possible values. If you insert a value that is not in the list, a blank value will be inserted. It contains 65535 values in an ENUM list. It is used when a string object having only one value, chosen from a list of possible values. It holds a string with a maximum length of 4,294,967,295 characters. It holds a string with a maximum length of 16,777,215. It holds a string with a maximum length of 255 characters. It holds a string that can contain a maximum length of 255 characters. Its size parameter specifies the maximum column length in bytes. It is equal to VARCHAR() but stores binary byte strings. Its size parameter specifies the column length in the bytes. It is equal to CHAR() but stores binary byte strings. Its size can be from 0 to 65535 characters. It is used to specify a variable length string that can contain numbers, letters, and special characters. It is used to specify a fixed length string that can contain numbers, letters, and special characters. For example, in a particular column of a table, if we want to store a string type of data then we will have to declare a string data type of this column.ĭata types mainly classified into three categories for every database.ĭata Types in MySQL, SQL Server and Oracle Databases MySQL Data TypesĪ list of data types used in MySQL database. Data types are used to represent the nature of the data that can be stored in the database table.
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