diff --git a/migration/331b-trunk/122_placeholder_branch350.sql b/migration/331b-trunk/122_placeholder_branch350.sql
new file mode 100644
index 0000000000..e69de29bb2
diff --git a/migration/331b-trunk/123_placeholder_branch350.sql b/migration/331b-trunk/123_placeholder_branch350.sql
new file mode 100644
index 0000000000..e69de29bb2
diff --git a/migration/331b-trunk/postgresql/122_placeholder_branch350.sql b/migration/331b-trunk/postgresql/122_placeholder_branch350.sql
new file mode 100644
index 0000000000..e69de29bb2
diff --git a/migration/331b-trunk/postgresql/123_placeholder_branch350.sql b/migration/331b-trunk/postgresql/123_placeholder_branch350.sql
new file mode 100644
index 0000000000..e69de29bb2