Examples of java.sql.Clob.truncate()

java.sql.Clob.truncate()
Truncates this Clob to have a specified length of characters. @param len the length in characters to truncate this Clob @throws SQLException if an error occurs accessing the Clob


      this.rs = this.stmt.executeQuery("SELECT * FROM testClobTruncate");
      this.rs.next();


      Clob clob = this.rs.getClob(1);
      clob.truncate(3);


      Reader reader = clob.getCharacterStream();
      char[] buf = new char[8];
      int charsRead = reader.read(buf);

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        _outputStream.close();
        _outputStream = null;
      } else if (_lob instanceof Clob) {
        Clob clob = (Clob) _lob;
        clob.truncate(0);


        if (_writer != null)
          _writer.close();


        _writer = clob.setCharacterStream(0);

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        if (_lob instanceof Blob) {
          Blob blob = (Blob) _lob;
          blob.truncate(length);
        } else if (_lob instanceof Clob) {
          Clob clob = (Clob) _lob;
          clob.truncate(length);
        }
        break;
      case OracleModule.OCI_D_ROWID:
        break;
      }

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