Examples of DBSQLScript

org.apache.empire.db.DBSQLScript
DBSQLScript
This class is a collection of sql command strings.
The class is used for obtaining and executing DDL commands supplied by the database driver (@see {@link DBDatabaseDriver#getDDLScript(DBCmdType,DBObject,DBSQLScript)})

Examples of org.apache.empire.db.DBSQLScript

     * </PRE>
   */
  private static void createDatabase(DBDatabaseDriver driver, Connection conn)
    {
    // create DDL for Database Definition
      DBSQLScript script = new DBSQLScript();
    db.getCreateDDLScript(driver, script);
    // Show DDL Statement
    System.out.println(script.toString());
    // Execute Script
    script.run(driver, conn, false);
    // Commit
    db.commit(conn);
  }

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Examples of org.apache.empire.db.DBSQLScript

   * line by line
   */
  private void createSampleDatabase(DBDatabaseDriver driver, Connection conn)
  {
        // create DLL for Database Definition
        DBSQLScript script = new DBSQLScript();
        db.getCreateDDLScript(driver, script);
        // Show DLL Statements
        System.out.println(script.toString());
        // Execute Script
        script.run(driver, conn, false);
        db.commit(conn);
        // Open again
        if (!db.isOpen() && !db.open(driver, conn))
            new RuntimeException(driver.getErrorMessage());
    // Insert Sample Departments

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Examples of org.apache.empire.db.DBSQLScript

     * line
     */
    private void createSampleDatabase(DBDatabaseDriver driver, Connection conn)
    {
        // create DLL for Database Definition
        DBSQLScript script = new DBSQLScript();
        db.getCreateDDLScript(driver, script);
        // Show DLL Statements
        System.out.println(script.toString());
        // Execute Script
        script.run(driver, conn, false);
        db.commit(conn);
        // Open again
        if (!db.isOpen() && !db.open(driver, conn))
            new RuntimeException(driver.getErrorMessage());
        // Insert Sample Departments

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Examples of org.apache.empire.db.DBSQLScript

                                           "sa",                     // username
                                           "");                      // password
        DBDatabaseDriver driver = new DBDatabaseDriverHSql();
        db = new CompanyDB();
        db.open(driver, conn);
        DBSQLScript script = new DBSQLScript();
        db.getCreateDDLScript(db.getDriver(), script);
        script.run(db.getDriver(), conn, false);
        
        
    }

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Examples of org.apache.empire.db.DBSQLScript

    }
    
    @AfterClass
    public static void shutdown() throws SQLException{
        try{
            DBSQLScript script = new DBSQLScript();
            db.getDriver().getDDLScript(DBCmdType.DROP, db.EMPLOYEE, script);
            db.getDriver().getDDLScript(DBCmdType.DROP, db.DEPARTMENT, script);
            script.run(db.getDriver(), conn, true);
        }finally{
            DBTools.close(conn);
        }
    }

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Examples of org.apache.empire.db.DBSQLScript

            // STEP 11: ddlSample
            System.out.println("*** ddlSample: shows how to add a column at runtime and update a record with the added column ***");
            if (db.getDriver() instanceof DBDatabaseDriverH2) {
              logger.info("As H2 does not support changing a table with a view defined we remove the view");
              System.out.println("*** drop EMPLOYEE_INFO_VIEW ***");
              DBSQLScript script = new DBSQLScript();
              db.getDriver().getDDLScript(DBCmdType.DROP, db.V_EMPLOYEE_INFO, script);
              script.run(db.getDriver(), conn, false);
            }
            ddlSample(conn, idPers2);
            if (db.getDriver() instanceof DBDatabaseDriverH2) {
              logger.info("And put back the view");
              System.out.println("*** create EMPLOYEE_INFO_VIEW ***");
              DBSQLScript script = new DBSQLScript();
              db.getDriver().getDDLScript(DBCmdType.CREATE, db.V_EMPLOYEE_INFO, script);
              script.run(db.getDriver(), conn, false);
            }




            // Done
            System.out.println("DB Sample finished successfully.");

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Examples of org.apache.empire.db.DBSQLScript

     * </PRE>
     */
    private static void createDatabase(DBDatabaseDriver driver, Connection conn)
    {
        // create DLL for Database Definition
        DBSQLScript script = new DBSQLScript();
        db.getCreateDDLScript(driver, script);
        // Show DLL Statement
        System.out.println(script.toString());
        // Execute Script
        script.run(driver, conn, false);
        // Commit
        db.commit(conn);
    }

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Examples of org.apache.empire.db.DBSQLScript

        // First, add a new column to the Table object
        DBTableColumn C_FOO = db.T_EMPLOYEES.addColumn("FOO", DataType.TEXT, 20, false);


        // Now create the corresponding DDL statement 
        System.out.println("Creating new column named FOO as varchar(20) for the EMPLOYEES table:");
        DBSQLScript script = new DBSQLScript();
        db.getDriver().getDDLScript(DBCmdType.CREATE, C_FOO, script);
        script.run(db.getDriver(), conn, false);
        
        // Now load a record from that table and set the value for foo
        System.out.println("Changing the value for the FOO field of a particular employee:");
        DBRecord rec = new DBRecord();
        rec.read(db.T_EMPLOYEES, idTestPerson, conn);
        rec.setValue(C_FOO, "Hello World");
        rec.update(conn);
        
        // Now extend the size of the field from 20 to 40 characters
        System.out.println("Extending size of column FOO to 40 characters:");
        C_FOO.setSize(40); 
        script.clear();
        db.getDriver().getDDLScript(DBCmdType.ALTER, C_FOO, script);
        script.run(db.getDriver(), conn, false);


        // Now set a longer value for the record
        System.out.println("Changing the value for the FOO field for the above employee to a longer string:");
        rec.setValue(C_FOO, "This is a very long field value!");
        rec.update(conn);


        // Finally, drop the column again
        System.out.println("Dropping the FOO column from the employee table:");
        script.clear();
        db.getDriver().getDDLScript(DBCmdType.DROP, C_FOO, script);
        script.run(db.getDriver(), conn, false);
    }

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Examples of org.apache.empire.db.DBSQLScript

     * </PRE>
   */
  private static void createDatabase(DBDatabaseDriver driver, Connection conn)
    {
    // create DLL for Database Definition
      DBSQLScript script = new DBSQLScript();
    db.getCreateDDLScript(driver, script);
    // Show DLL Statement
    System.out.println(script.toString());
    // Execute Script
    script.run(driver, conn, false);
    // Commit
    db.commit(conn);
  }

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Examples of org.apache.empire.db.DBSQLScript

    //db.setPreparedStatementsEnabled(true);


    db.open(driver, dbResource.getConnection());


    if(!databaseExists(conn, db)){
      DBSQLScript script = new DBSQLScript();
      db.getCreateDDLScript(db.getDriver(), script);
      System.out.println(script.toString());
      script.run(db.getDriver(), dbResource.getConnection(), false);
    }
    
    // STEP 5: Clear Database (Delete all records)
    System.out.println("*** Step 5: clearDatabase() ***");
    clearDatabase(conn, db);

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