mysql procedure ·µ»Ø½á¹û¼¯
mysql procedure ûÓÐreturn²ÎÊý ¿ÉÒÔoutÒ»¸ö±äÁ¿¸ø¿Í»§¶Ë µ«ÊÇout²ÎÊýÓÖ²»Ö§³ÖÓαêÀàÐÍ£¬ÈçºÎÄÜout³öÒ»¸ö½á¹û¼¯ÄØ£¿
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eg.
CREATE PROCEDURE `CREATE_ACCOUNT`(
ACCOUNT CHAR(32),
PASSWORD CHAR(32),
OUT I_RETURN_CODE INT
)
BEGIN
UPDATE
ACCOUNT
SET
Flag = 0
WHERE
Account = S_ACCOUNT;
SET I_RETURN_CODE = 1;
SELECT Flag from ACCOUNT WHERE Account = S_ACCOUNT;
END;
ÕâÑù£¬ÔÚ¿Í»§¶Ë³ÌÐòµ÷ÓõÄÖ±½Ó»ñÈ¡½á¹û¼¯¾ÍokÁË£¬¸½Ò»¶Îjava´úÂë
Connection conn = null;
CallableStatement ps = null;
String url = "jdbc:mysql://192.168.1.13:3306/adb";
String user = "user", pass = "password";
try{
Class.forName("com.mysql.jdbc.Driver");
System.out.println("regedit driver seccess!");
System.out.println("now,getting a connection .... ...");
conn = DriverManager.getConnection(url, user, pass);
System.out.println("getting connection seccess!");
ps = conn.prepareCall("{call CREATE_ACCOUNT(?,?,?)}");
ps.setString(1,"24ADB4E2F0");
ps.setString(2,"apassword"); e
ps.registerOutParameter(3, Types.INTEGER); //ret code
System.out.println("binding parameters seccess!");
ps.execute();
System.out.println("execute procedure seccess!");
int ret = ps.getInt(3);
ResultSet rs = ps.getResultSet(); // the result set that procedure return
if(rs != null)
{
while(rs.next())
{
System.out.println(rs.getInt(1));
}
}
conn.close();
System.out.println("closing this connection seccess!");
}
catch(Exception e)
{
System.out.println("Exception: "+e);
}
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