diff --git a/data/sql/custom/README.md b/data/sql/custom/README.md
new file mode 100644
index 000000000..e880f51f9
--- /dev/null
+++ b/data/sql/custom/README.md
@@ -0,0 +1,10 @@
+This folder should contains only re-applicable sql
+
+e.g:
+
+- CREATE IF NOT EXISTS
+- REPLACE INTO
+- DELETE + INSERT
+- UPDATES with fixed values
+
+etc.
diff --git a/data/sql/updates/auth/.dummy b/data/sql/updates/auth/.dummy
new file mode 100644
index 000000000..e69de29bb
diff --git a/data/sql/updates/characters/.dummy b/data/sql/updates/characters/.dummy
new file mode 100644
index 000000000..e69de29bb
diff --git a/data/sql/updates/world/.dummy b/data/sql/updates/world/.dummy
new file mode 100644
index 000000000..e69de29bb