# 22. Virtuoso Functions Guide - internal_type

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## internal_type

returns internal integer datatype of its argument
internal_type ( arg anything);
Description

internal_type returns an integer value representing the internal type of its argument. These values are the same as what Virtuoso uses in the column COL_DTP of the system table SYS_COLS for keeping the track of the default types of each column of each table.

    internal_type(space(5))		-> 182 (A long string)