From 97f33ec4eb9a2a9a7321f1a3728efd792eb421cc Mon Sep 17 00:00:00 2001
From: AlexPeshkoff <alexander.peshkoff@gmail.com>
Date: Wed, 17 Apr 2019 13:15:30 +0300
Subject: [PATCH] Added doc for HEX functions

---
 doc/sql.extensions/README.builtin_functions.txt | 15 +++++++++++++++
 1 file changed, 15 insertions(+)

diff --git a/doc/sql.extensions/README.builtin_functions.txt b/doc/sql.extensions/README.builtin_functions.txt
index 8dc757c0f1..baad51923d 100644
--- a/doc/sql.extensions/README.builtin_functions.txt
+++ b/doc/sql.extensions/README.builtin_functions.txt
@@ -575,6 +575,21 @@ Example:
     select hash(x using sha256) from y;
 
 
+-----------------------------
+HEX_ENCODE / HEX_DECODE
+-----------------------------
+
+Function:
+	Encodes / decodes input data to / from hexadecimal representation. Works with character strings and blobs.
+
+Format:
+	HEX_ENCODE( <binary data> )
+	HEX_DECODE( <hex data> )
+
+Example:
+	select hex_encode(public_key) from clients;
+
+
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 LAST_DAY
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