问如何从groovy对oracle数据库运行PL/SQL代码

EN

BEGIN
   EXECUTE IMMEDIATE 'DROP TABLE Employee';
EXCEPTION
   WHEN OTHERS THEN
      IF SQLCODE != -942 THEN
         RAISE;
      END IF;
END;
/

sql = Sql.newInstance(url, username, password, driver)
String plSql="BEGIN\n" +
        "   EXECUTE IMMEDIATE 'DROP TABLE Employee';\n" +
        "EXCEPTION\n" +
        "   WHEN OTHERS THEN\n" +
        "      IF SQLCODE != -942 THEN\n" +
        "         RAISE;\n" +
        "      END IF;\n" +
        "END;\n" +
        "/"

sql.execute(plSql)

Jun 29, 2015 9:05:52 PM groovy.sql.Sql execute WARNING: Failed to execute: BEGIN EXECUTE IMMEDIATE 'DROP TABLE Employee'; EXCEPTION WHEN OTHERS THEN IF SQLCODE != -942 THEN RAISE; END IF; END; / because: ORA-06550: line 9, column 1: PLS-00103: Encountered the symbol "/" The symbol "/" was ignored. Caught: java.sql.SQLException: ORA-06550: line 9, column 1: PLS-00103: Encountered the symbol "/" The symbol "/" was ignored