Cast/Convert Function in Access

Cint -- cast to ineger

Clng -- long

Cdbl -- double

Csng - single

Cstr - string

Cbool - boolean

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val() << cast to number,but it may be a vb function.. therefore,you can use vb function such as str().. to cast variable from one datatype to another..

example:

SELECT clng(fieldName) FROM tableName