Differences between CHAR and VARCHAR : Char Varchar : Data Types MySQL TUTORIALS
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»
Data Types
»
Char Varchar
»
Differences between CHAR and VARCHAR
Value
CHAR(4)
Storage Required
VARCHAR(4)
Storage Required
''
' '
4 bytes
''
1 byte
'ab'
'ab '
4 bytes
'ab'
3 bytes
'abcd'
'abcd'
4 bytes
'abcd'
5 bytes
'abcdefgh'
'abcd'
4 bytes
'abcd'
5 bytes
Related Scripts with Example Source Code in same category :
CHAR and VARCHAR
Set column default value for VARCHAR
VARCHAR column with default value
All CHAR and VARCHAR values in MySQL are compared without regard to any trailing spaces
If a given value is stored into the CHAR(4) and VARCHAR(4) columns, the trailing spaces of values retrieved from the columns are removed from CHAR columns.
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