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diff --git a/sql/metadata_audit.sql b/sql/metadata_audit.sql
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+-- metadata_audit.sql ---
+
+-- Copyright (C) 2021 Bonface Munyoki K. <me@bonfacemunyoki.com>
+
+-- Author: Bonface Munyoki K. <me@bonfacemunyoki.com>
+
+-- This program is free software; you can redistribute it and/or
+-- modify it under the terms of the GNU General Public License
+-- as published by the Free Software Foundation; either version 3
+-- of the License, or (at your option) any later version.
+
+-- This program is distributed in the hope that it will be useful,
+-- but WITHOUT ANY WARRANTY; without even the implied warranty of
+-- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+-- GNU General Public License for more details.
+
+-- You should have received a copy of the GNU General Public License
+-- along with this program. If not, see <http://www.gnu.org/licenses/>.
+
+-- This table stores data on diffs when editing a Published dataset's data
+CREATE TABLE metadata_audit (
+    PRIMARY KEY (id),
+    id         INTEGER       AUTO_INCREMENT            NOT NULL,
+    dataset_id INTEGER                                 NOT NULL,
+    editor     VARCHAR(255)                            NOT NULL,
+    json_data  VARCHAR(2048)                           NOT NULL,
+    time_stamp timestamp     DEFAULT CURRENT_TIMESTAMP NOT NULL,
+               CHECK (JSON_VALID(json_data))
+);