1 files changed, 40 insertions, 0 deletions
diff --git a/plugins/org.eclipse.net4j.db/src/org/eclipse/net4j/spi/db/ddl/InternalDBSchema.java b/plugins/org.eclipse.net4j.db/src/org/eclipse/net4j/spi/db/ddl/InternalDBSchema.java
new file mode 100644
index 0000000000..12720dabfc
--- /dev/null
+++ b/plugins/org.eclipse.net4j.db/src/org/eclipse/net4j/spi/db/ddl/InternalDBSchema.java
@@ -0,0 +1,40 @@
+/*
+ * Copyright (c) 2004 - 2012 Eike Stepper (Berlin, Germany) and others.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v10.html
+ *
+ * Contributors:
+ *    Eike Stepper - initial API and implementation
+ */
+package org.eclipse.net4j.spi.db.ddl;
+
+import org.eclipse.net4j.db.DBException;
+import org.eclipse.net4j.db.ddl.IDBField;
+import org.eclipse.net4j.db.ddl.IDBIndex;
+import org.eclipse.net4j.db.ddl.IDBSchema;
+import org.eclipse.net4j.db.ddl.IDBTable;
+
+/**
+ * @since 4.2
+ * @author Eike Stepper
+ * @noextend This interface is not intended to be extended by clients.
+ * @noimplement This interface is not intended to be implemented by clients.
+ */
+public interface InternalDBSchema extends IDBSchema, InternalDBSchemaElement
+{
+  public static final IDBTable[] NO_TABLES = {};
+
+  public IDBTable addTable(String name);
+
+  public IDBTable removeTable(String name);
+
+  public String createIndexName(IDBTable table, IDBIndex.Type type, IDBField[] fields, int position);
+
+  public boolean lock();
+
+  public boolean unlock();
+
+  public void assertUnlocked() throws DBException;
+}