diff --git a/workspace/create/00-core-tables.sql b/workspace/create/00-core-tables.sql
index fa678fce8fcacd4a27dee0887272eeea4aaba7cc..d804ffb3c4909a119149e8a24bb01aaf78d1d634 100644
--- a/workspace/create/00-core-tables.sql
+++ b/workspace/create/00-core-tables.sql
@@ -39,3 +39,17 @@ CREATE TABLE input_answer (
     value TEXT,
     placement INTEGER
 );
+
+CREATE TABLE form_updates (
+    id SERIAL PRIMARY KEY,
+    id_form INTEGER,
+    update_data TEXT
+);
+
+CREATE TABLE input_updates (
+    id SERIAL PRIMARY KEY,
+    id_form_updates INTEGER,
+    id_input INTEGER,
+    input_operation char(3),
+    value TEXT
+);
diff --git a/workspace/fixture/form_updates.csv b/workspace/fixture/form_updates.csv
new file mode 100644
index 0000000000000000000000000000000000000000..e69de29bb2d1d6434b8b29ae775ad8c2e48c5391
diff --git a/workspace/fixture/input_updates.csv b/workspace/fixture/input_updates.csv
new file mode 100644
index 0000000000000000000000000000000000000000..e69de29bb2d1d6434b8b29ae775ad8c2e48c5391