连接oracle报错:Invalid connection string format, a valid format is: "host:port:sid" 这种情况一般都是oracle连接信息格式写错,比如: url=”jdbc:oracle:thin:@127.0.0.1:1521/ORCL” 并不是用“/”斜线分隔orcl,而是用冒号,正确的写法应该如下: url=”jdbc:oracle:thin:@127.0.0.1:1521:ORCL”...
这是另一种连接方式不依赖你的DNS.You create a connection string based on the format used in the tnsnames.ora file without the need to actually have one of these files on the client pc. 以下是语法格式: SERVER=(DESCRIPTION=(ADDRESS=(PROTOCOL=TCP)(HOST=MyHost)(PORT=MyPort))(CONNECT_DATA=(...
这是另一种连接方式不依赖你的DNS.You create a connection string based on the format used in the tnsnames.ora file without the need to actually have one of these files on the client pc. 以下是语法格式: SERVER=(DESCRIPTION=(ADDRESS=(PROTOCOL=TCP)(HOST=MyHost)(PORT=MyPort))(CONNECT_DATA=(...
List of tables for 'Create connection/Choose a table' flow for PowerApps designer. If latency is observed while working with the Oracle database, the recommendation is to install the latest 64-bit Oracle Data Access Components (ODAC). This will need to be installed on the gateway machine (or...
public OracleDatabase(stringconnetionString); Parameters connectionString The connection information used to connect to the Oracle Database instance. Remarks TheconnectionStringfollows the same format used by theOracleConnectionobject. However, theOracleDatabaseconstructor accepts only theuser id,password,dat...
// Connection string format: User Id=[username];Password=[password];Data Source=[hostname]:[port]/[DB service name];OracleConnection con=newOracleConnection("User Id=[Username];Password=[Password];Data Source=localhost:1521/FREEPDB1;");con.Open();OracleCommand cmd=con.CreateCommand();cmd.Com...
连接字符串的格式不对。String url = "jdbc:oracle:thin:@服务器IP:数据库服务端口:数据库服务名"然后用这个url去连接。
If you observe latency while working with the Oracle database, install the latest 64-bit Oracle Data Access Components (ODAC) on the gateway machine or each gateway machine, if the gateway is a cluster. If Oracle connection creation fails with a timeout, try using an Oracle credential with ...
The following example uses connection string attributes to connect to Oracle Database: // C# using System; using Oracle.DataAccess.Client; class ConnectionSample { static void Main() { OracleConnection con = new OracleConnection(); //using connection string attributes to connect to Oracle Database...
OracleConnection con = new OracleConnection(); //using connection string attributes to connect to Oracle Database con.ConnectionString = "User Id=scott;Password=tiger;Data Source=oracle"; con.Open(); Console.WriteLine("Connected to Oracle" + con.ServerVersion); ...