diff --git a/mariadb/docker-entrypoint-initdb.d/.gitignore b/mariadb/docker-entrypoint-initdb.d/.gitignore
new file mode 100644
index 0000000..d1b811b
--- /dev/null
+++ b/mariadb/docker-entrypoint-initdb.d/.gitignore
@@ -0,0 +1 @@
+*.sql
diff --git a/mariadb/docker-entrypoint-initdb.d/createdb.sql.example b/mariadb/docker-entrypoint-initdb.d/createdb.sql.example
new file mode 100644
index 0000000..07b277e
--- /dev/null
+++ b/mariadb/docker-entrypoint-initdb.d/createdb.sql.example
@@ -0,0 +1,8 @@
+###
+### Copy createdb.sql.example to createdb.sql
+### then uncomment and set database name to create you need databases
+###
+
+#CREATE DATABASE IF NOT EXISTS `dev_db_1` ;
+#CREATE DATABASE IF NOT EXISTS `dev_db_2` ;
+#CREATE DATABASE IF NOT EXISTS `dev_db_3` ;
diff --git a/percona/docker-entrypoint-initdb.d/.gitignore b/percona/docker-entrypoint-initdb.d/.gitignore
new file mode 100644
index 0000000..d1b811b
--- /dev/null
+++ b/percona/docker-entrypoint-initdb.d/.gitignore
@@ -0,0 +1 @@
+*.sql
diff --git a/percona/docker-entrypoint-initdb.d/createdb.sql.example b/percona/docker-entrypoint-initdb.d/createdb.sql.example
new file mode 100644
index 0000000..07b277e
--- /dev/null
+++ b/percona/docker-entrypoint-initdb.d/createdb.sql.example
@@ -0,0 +1,8 @@
+###
+### Copy createdb.sql.example to createdb.sql
+### then uncomment and set database name to create you need databases
+###
+
+#CREATE DATABASE IF NOT EXISTS `dev_db_1` ;
+#CREATE DATABASE IF NOT EXISTS `dev_db_2` ;
+#CREATE DATABASE IF NOT EXISTS `dev_db_3` ;