JDBC 操作 Oracle 日期类型

CREATE TABLE  "CAT"
   (

"ID" NUMBER(4,0) NOT NULL ENABLE,
"BIRTH" DATE NOT NULL ENABLE,
"SEX" NCHAR(1) NOT NULL ENABLE,
"WEIGHT" NUMBER(4,2)
   )

stmt.execute("insert into cat values(10,to_date('2009-09-09','yyyy-mm-dd'),'男',12.23)");