oracle 动态连接字符串 作为一个程序员,最起码地要求,你能够说出“是在哪一条语句上抛出的异常”,以及异常的信息(包括InnerException属性里边的信息) 解决方案 » 免费领取超大流量手机卡,每月29元包185G流量+100分钟通话, 中国电信官方发货 连接字符串的问题。连接Oracle数据库的必须指定数据库类型,默认的是sql Server 这些问题应该学会百度。 都可以找到答案的http://www.cnblogs.com/shengtianlong/archive/2010/07/03/1770447.html 连接字符串的问题Connection Strings 很显然是Oracle连接字符串问题,如果Oracle是在服务器上的话,要在你本地配置Oracle客户端,做一下配置 string ConnectionString = "Data Source=server; User Id=uname; Password=pword"; 不用单引号吧 Provider=msdaora;DataSource=MyOracleDB;User Id=myUsername;Password=myPassword; ORCL = (DESCRIPTION = (ADDRESS = (PROTOCOL = TCP)(HOST = 10.45.3.10)(PORT = 3755)) (CONNECT_DATA = (SERVICE_NAME = orcl) ) )LAAP = (DESCRIPTION =(FAILOVER=ON)(LOAD_BALANCE=ON) (ADDRESS = (PROTOCOL = TCP)(HOST = 10.45.3.12)(PORT = 3755)) (ADDRESS = (PROTOCOL = TCP)(HOST = 10.45.3.13)(PORT = 3755)) (CONNECT_DATA = (SERVICE_NAME = ORCL) (FAILOVER_MODE = (TYPE = SELECT) (METHOD = BASIC) (RETRIES = 288) (DELAY = 8))))是用这个配置文件的信息吗? c# 串口通信 SerialPort 缓冲 关于项目中MS SQL语句替换其他数据SQL? 求助,用户‘登录失败 VC com问题 C#读取oracle中表的number类型 gridview问题 好心的仁兄,帮忙看看这个报错,是什么意思,谢谢 求助!请问怎么在C#里直接读取excel表格中的值?? 将Excel中的数据导入到Sql 数据库中 如何将光标定位到不允许为空的输入框呢???解决立即给分! pdf 文件 和 xps 文件可以互相转换吗? C#并没有强求在可能throw异常的函数调用外用try/catch来包含?
Connection Strings
(DESCRIPTION =
(ADDRESS = (PROTOCOL = TCP)(HOST = 10.45.3.10)(PORT = 3755))
(CONNECT_DATA =
(SERVICE_NAME = orcl)
)
)
LAAP =
(DESCRIPTION =(FAILOVER=ON)(LOAD_BALANCE=ON)
(ADDRESS = (PROTOCOL = TCP)(HOST = 10.45.3.12)(PORT = 3755))
(ADDRESS = (PROTOCOL = TCP)(HOST = 10.45.3.13)(PORT = 3755))
(CONNECT_DATA =
(SERVICE_NAME = ORCL)
(FAILOVER_MODE =
(TYPE = SELECT)
(METHOD = BASIC)
(RETRIES = 288)
(DELAY = 8))))
是用这个配置文件的信息吗?