Data types in MySQL

Numeric Type

Field	Storage Bytes	Min Signed	Min UnSigned	Max Signed	Max UnSigned
Tnyint	1	-128	0	127	255
Smallint	2	-32768	0	32767	65535
Mediumint	3	-8388608	0	8388607	16777215
Int	4	-2147483648	0	2147483647	4294967295
Bigint	8	-263	0	263	264

Decimal( Precision, Scale )

Precision : Number of Significant digits
Scale : Number digits after decimal point.

Example : Price DECIMAL(5,3)

Here Maximum Price ( value ) we can store is -99.999 to 99.999
Decimal is used where exact and accurate value is to be stored like monetary values.

FLOAT ( M,D)

M : Digits in total
D : Digits after decimal

Example : average_value FLOAT(4,2)

Here we can insert data in range of -99.99 to 99.99
Float is 32 bit single precision.

DOUBLE (M, D)

M : Digits in total
D : Digits after decimal

Example : value FLOAT(5,2)

Here we can insert data in range of -999.99 to 999.99
Double is 64 bit double precision.

REAL (M, D)

M : Digits in total
D : Digits after decimal

Example : value REAL(5,2)

Here we can insert data in range of -999.99 to 999.99

Numeric Datatypes → Date Datatypes → Boolean → Blob →
Create table → Copy table → List Tables and Databases →
←What is SQL Installation of Database → Managing MySQL →

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