Add type

velox/docs/develop/types.rst

@@ -147,6 +147,14 @@ Supported range of milliseconds is [0xFFF8000000000000L, 0x7FFFFFFFFFFFF]
 store timezone ID. Supported range of timezone ID is [1, 1680].
 The definition of timezone IDs can be found in ``TimeZoneDatabase.cpp``.
 
+IPADDRESS represents an IPV6 or IPV4 formatted IPV6 address. Its physical
+type is BIGINT. The format that the address is stored in is defined as part of `(RFC 4291#section-2.5.5.2) <https://datatracker.ietf.org/doc/html/rfc4291.html#section-2.5.5.2>`_
+As Velox is run on Little Endian systems and the standard is network byte(Big Endian)
+order, we reverse the bytes to allow for masking and other bit operations
+used in IPADDRESS/IPPREFIX related functions. This type can be used to
+create IPPREFIX networks as well as to check IPADDRESS validity within
+IPPREFIX netowrks.
+
 Spark Types
 ~~~~~~~~~~~~
 The `data types <https://spark.apache.org/docs/latest/sql-ref-datatypes.html>`_ in Spark have some semantic differences compared to those in