}
private void dropAllObjects() {
session.getUser().checkAdmin();
session.commit(true);
Database db = session.getDatabase();
db.lockMeta(session);
// TODO local temp tables are not removed
for (Schema schema : db.getAllSchemas()) {
if (schema.canDrop()) {
db.removeDatabaseObject(session, schema);
}
}
ArrayList<Table> tables = db.getAllTablesAndViews(false);
for (Table t : tables) {
if (t.getName() != null && Table.VIEW.equals(t.getTableType())) {
db.removeSchemaObject(session, t);
}
}
for (Table t : tables) {
if (t.getName() != null && Table.TABLE_LINK.equals(t.getTableType())) {
db.removeSchemaObject(session, t);
}
}
for (Table t : tables) {
if (t.getName() != null && Table.TABLE.equals(t.getTableType()) && !t.isHidden()) {
db.removeSchemaObject(session, t);
}
}
for (Table t : tables) {
if (t.getName() != null && Table.EXTERNAL_TABLE_ENGINE.equals(t.getTableType()) && !t.isHidden()) {
db.removeSchemaObject(session, t);
}
}
session.findLocalTempTable(null);
ArrayList<SchemaObject> list = New.arrayList();
list.addAll(db.getAllSchemaObjects(DbObject.SEQUENCE));
// maybe constraints and triggers on system tables will be allowed in
// the future
list.addAll(db.getAllSchemaObjects(DbObject.CONSTRAINT));
list.addAll(db.getAllSchemaObjects(DbObject.TRIGGER));
list.addAll(db.getAllSchemaObjects(DbObject.CONSTANT));
list.addAll(db.getAllSchemaObjects(DbObject.FUNCTION_ALIAS));
for (SchemaObject obj : list) {
if (obj.isHidden()) {
continue;
}
db.removeSchemaObject(session, obj);
}
for (User user : db.getAllUsers()) {
if (user != session.getUser()) {
db.removeDatabaseObject(session, user);
}
}
for (Role role : db.getAllRoles()) {
String sql = role.getCreateSQL();
// the role PUBLIC must not be dropped
if (sql != null) {
db.removeDatabaseObject(session, role);
}
}
ArrayList<DbObject> dbObjects = New.arrayList();
dbObjects.addAll(db.getAllRights());
dbObjects.addAll(db.getAllAggregates());
dbObjects.addAll(db.getAllUserDataTypes());
for (DbObject obj : dbObjects) {
String sql = obj.getCreateSQL();
// the role PUBLIC must not be dropped
if (sql != null) {
db.removeDatabaseObject(session, obj);
}
}
}