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Deprecated. Don't use for new development and try to migrate existing uses.

Type: Scalar function

This function performs a conversion to the bigint datatype if possible for the given string. If not possible a value of null is returned.

The special case of a null-string will give a return value of null.

Return value: bigint

Returns the converted string if conversion is possible and null otherwise.


@str mandatory varchar(8000)
The string to be converted to a bigint.