ÓÃC££¡¢JAVAÒ»´ÎÐÔÈ¡³ö´æ´¢¹ý³ÌÖеĸ÷ÖÖ·µ»ØÖµ
ÎÊÌ⣺ÔÚ´æ´¢¹ý³ÌÖУ¬ÓÐʱ»áÓöµ½±È½Ï±ä̬µÄ¶«Î÷£¬ÈçÒ»¸ö´æ´¢¹ý³ÌÖÐÓÐoutput·µ»ØÖµ£¬ÓÐreturn·µ»ØÖµ£¬»¹ÓвéѯµÄ·µ»ØÖµTABLE£¬Óöµ½ÕâÑùµÄ´æ´¢¹ý³ÌÕæÊÇÓôÃÆ£¬Ò»´ÎÐÔ°ÑËùÓеķµ»ØÖµÈ¡³öÀ´»¹ÕæµÄÓеãÂé·³¡£
1¡¢ Ê×ÏÈÀ´¿´Õâ¸ö´æ´¢¹ý³Ì°É
CREATE PROCEDURE ParaTest
@paraout varchar(20) output
AS
BEGIN
SET NOCOUNT ON
SELECT * from USERS
SELECT @paraout = 'outputvalue'
RETURN 10
END
ΪÁË·½±ã´ó¼Ò¿´µÃ¸ü¼ÓÇåÇå³þ³þ£¬ÎÒÒѾ½«Êý¾Ý¸³ÖµÐ´µÃºÜÖ±¹ÛµÄÁË¡£USERSÊÇÒ»¸ö±í
ÔÚsqlÖÐҪȡµÃÕâ¸ö´æ´¢¹ý³ÌµÄ·µ»ØÖµ¿ÉÒÔÓÃÒÔÏ·½Ê½
DECLARE @paraoutput varchar(20)
DECLARE @parareturn varchar(20)
EXEC @parareturn= ParaTest @paraout = @paraoutput output
SELECT @paraoutput AS 'output',@parareturn AS 'return'
½á¹ûÈçÏÂ
2¡¢ ÓÃC££È¡µÃ·µ»ØÖµµÄ·½·¨ÈçÏ£¨²»×ö½âÊÍÁË£¬ºÜ¼òµ¥µÄ£©
string stroutput = "";
string strreturn = "";
string conStr = "Server=.;DataBase=Test;Uid=sa;Pwd=";
SqlConnection conn = new SqlConnection(conStr);
conn.Open();
SqlCommand cmd = new SqlCommand("ParaTest",conn);
cmd.CommandType = CommandType.StoredProcedure;
SqlParameter spa = new SqlParameter("@paraout",SqlDbType.VarChar,20);
spa.Direction = ParameterDirection.Output;
&n
Ïà¹ØÎĵµ£º
Ôںܴó³Ì¶ÈÉÏ,±ê×¼C++ÊDZê×¼CµÄ³¬¼¯.ʵ¼ÊÉÏ,ËùÓÐC³ÌÐòÒ²ÊÇC++³ÌÐò,È»¶ø,Á½ÕßÖ®¼äÓÐÉÙÁ¿Çø±ð.ÏÂÃæ¼òÒª½éÉÜÒ»ÏÂ×îÖØÒªµÄÇø±ð.
ÔÚC++ÖÐ,Ãñ,¾Ö²¿±äÁ¿¿ÉÒÔÔÚÒ»¸ö³ÌÐò¿éÄÚÔÚÈκεط½ÉùÃ÷,ÔÚCÖÐ,¾Ö²¿±äÁ¿±ØÐëÔÚ³ÌÐò¿éµÄ¿ªÊ¼²¿·Ö,¼´ÔÚËùÓÐ"²Ù×÷"Óï¾ä֮ǰÉùÃ÷,Çë×¢Òâ,C99±ê×¼ÖÐÈ¡ÏûÁËÕâÖÖÏÞÖÆ.
&nb ......
import java.util.ArrayList;
import java.util.List;
public class FenYe
{
static double allpage=0; //×ÜÒ³Êý
static double currpage=0; //µ±Ç°Ò³
static double pagesize=10; //ÏÔʾÐÐ
static int sta ......
Ò»¸öÓÅÐãµÄJava³ÌÐòÔ±±ØÐëÁ˽âGCµÄ¹¤×÷ÔÀí¡¢ÈçºÎÓÅ»¯GCµÄÐÔÄÜ¡¢ÈçºÎÓëGC½øÐÐÓÐÏ޵Ľ»»¥£¬ÒòΪÓÐһЩӦÓóÌÐò¶ÔÐÔÄÜÒªÇó½Ï¸ß£¬ÀýÈçǶÈëʽϵͳ¡¢ÊµÊ±ÏµÍ³µÈ£¬Ö»ÓÐÈ«ÃæÌáÉýÄÚ´æµÄ¹ÜÀíЧÂÊ £¬²ÅÄÜÌá¸ßÕû¸öÓ¦ÓóÌÐòµÄÐÔÄÜ¡£±¾ÆªÎÄÕÂÊ×Ïȼòµ¥½éÉÜGCµÄ¹¤×÷ÔÀíÖ®ºó£¬È»ºóÔÙ¶ÔGCµÄ¼¸¸ö¹Ø¼üÎÊÌâ½øÐÐÉîÈë̽ÌÖ£¬×îºóÌá³öһЩJava³ÌÐòÉ ......
ÀàÓëÀàÖ®¼ä´æÔÚÒÔϹØÏµ£º
1¡¢ ·º»¯(Generalization)
ºÜ¼òµ¥£¬¾ÍÊÇÎÒÃdz£ËµµÄ¼Ì³Ð¡£ÊÇ˵×ÓÀà»ñµÃ¸¸ÀàµÄ¹¦ÄܵÄͬʱ£¬»¹¿ÉÒÔÀ©Õ¹×Ô¼ºµÄ¹¦ÄÜ¡£
Èçͼ:
Java´úÂëÖбíÏÖΪ£ºextends ºÍ implements
2¡¢ ÒÀÀµ(Dependency)
Á½¸öÏà¶Ô¶ÀÁ¢µÄßËßË(AºÍB)£¬µ±A¸ºÔð¹¹ÔìBʱ£¬AÓëBÐγÉÒÀÀµ¹ØÏµ£¬¼´AʹÓÃB¡£
Èçͼ£º
Java´úÂëÖеıíÏÖ ......