CommandCreateView


1   /* =============================================================
2    * SmallSQL : a free Java DBMS library for the Java(tm) platform
3    * =============================================================
4    *
5    * (C) Copyright 2004-2006, by Volker Berlin.
6    *
7    * Project Info:  http://www.smallsql.de/
8    *
9    * This library is free software; you can redistribute it and/or modify it 
10   * under the terms of the GNU Lesser General Public License as published by 
11   * the Free Software Foundation; either version 2.1 of the License, or 
12   * (at your option) any later version.
13   *
14   * This library is distributed in the hope that it will be useful, but 
15   * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY 
16   * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public 
17   * License for more details.
18   *
19   * You should have received a copy of the GNU Lesser General Public
20   * License along with this library; if not, write to the Free Software
21   * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, 
22   * USA.  
23   *
24   * [Java is a trademark or registered trademark of Sun Microsystems, Inc. 
25   * in the United States and other countries.]
26   *
27   * ---------------
28   * CommandCreateView.java
29   * ---------------
30   * Author: Volker Berlin
31   * 
32   */
33  package smallsql.database;
34  
35  
36  
37  public class CommandCreateView extends Command{
38  
39      private Columns columns = new Columns();
40      String   sql;
41      
42      CommandCreateView( Logger log, String   name ){
43          super(log);
44          this.type = SQLTokenizer.VIEW;
45          this.name = name;
46      }
47  
48      /**
49       * Add a column definition. This is used from the SQLParser.
50       * @see SQLParser#createTable
51       */
52      void addColumn( Column column ){
53          columns.add( column );
54      }
55      
56      void executeImpl(SSConnection con, SSStatement st) throws Exception  {
57          con.getDatabase(false).createView(name, sql );
58      }
59  }
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