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Introduction numeric

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MySQL offers a number of different numeric types. These can be broken down into

Group Types
Integer Types INTEGER, INT, SMALLINT, TINYINT, MEDIUMINT, BIGINT
Fixed Point Types DECIMAL, NUMERIC
Floating Point Types FLOAT, DOUBLE
Bit Value Type BIT
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Data Types:
*VARCHAR255 -- or not
*INT as AUTO INCREMENT
*Others
*Introduction numeric
*Integer Types
*Fixed Point Types
*Floating Point Types
*Bit Value Type
*CHARn
*DATE DATETIME TIMESTAMP YEAR and TIME
*Implicit automatic casting
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