数据库链接字符串大集合

AS/400 (iSeries)

IBM .Net Data Provider
您需要使用 IBM.Data.DB2.iSeries 命名空间
DataSource=myServerAddress;UserID=myUsername; Password=myPassword;DataCompression=True;

OLE DB, OleDbConnection (.NET)
IBM Client Access OLE DB 适配器
Provider=IBMDA400;Data Source=MY_SYSTEM_NAME;User Id=myUsername; Password=myPassword;
MY_SYSTEM_NAME是在OperationsNavigator中的系统连接名称。

IBM Client Access OLE DB 适配器
Provider=IBMDA400;Data Source=MY_SYSTEM_NAME;User Id=myUsername; Password=myPassword;Default Collection=MY_LIBRARY;
MY_SYSTEM_NAME是系统连接的名称，MY_LIBRARY是iSeries Navigator中library的名称。

ODBC
IBM Client Access ODBC 驱动
Driver={Client Access ODBC Driver (32-bit)};System=my_system_name; Uid=myUsername; Pwd=myPassword;

IBM iSeries Access ODBC 驱动
这个驱动需要比IBM Client Access ODBC的驱动更新。
Driver={iSeries Access ODBC Driver};System=my_system_name; Uid=myUsername; Pwd=myPassword;

Caché

ODBC
标准
DRIVER={InterSystems ODBC};SERVER=myServerAddress; DATABASE=myDataBase; UID=myUsername;PWD=myPassword;

特定端口
DRIVER={InterSystems ODBC};SERVER=myServerAddress;PORT=12345; DATABASE=myDataBase; UID=myUsername;PWD=myPassword;

特定协议
DRIVER={InterSystems ODBC};SERVER=myServerAddress;PORT=12345; DATABASE=myDataBase; PROTOCOL=TCP;STATIC CURSORS=1;UID=myUsername;PWD=myPassword;

IBM DB2

OLE DB, OleDbConnection (.NET)
TCP/IP
Provider=DB2OLEDB;Network Transport Library=TCPIP;Network Address=XXX.XXX.XXX.XXX; Initial Catalog=MyCtlg;Package Collection=MyPkgCol;Default Schema=Schema;User ID=myUsername; Password=myPassword;

APPC
Provider=DB2OLEDB;APPC Local LU Alias=MyAlias;APPC Remote LU Alias=MyRemote; Initial Catalog=MyCtlg;Package Collection=MyPkgCol; Default Schema=Schema;User ID=myUsername;Password=myPassword;

IBM提供的OLE DB适配器
TCP/IP
Provider=IBMDADB2;Database=myDataBase; Hostname=myServerAddress; Protocol=TCPIP;Port=50000; Uid=myUsername;Pwd=myPassword;

ODBC
标准
Driver={IBM DB2 ODBC DRIVER}; Database=myDataBase;Hostname=myServerAddress; Port=1234;Protocol=TCPIP;Uid=myUsername;Pwd=myPassword;

Firebird

ODBC - IBPhoenix Open Source
标准
Driver=Firebird/InterBase(r) driver;Uid=SYSDBA; Pwd=masterkey; DbName=D:\FIREBIRD\examples\TEST.FDB;

.NET - Firebird .Net Data Provider
标准
User=SYSDBA;Password=masterkey;Database=SampleDatabase.fdb; DataSource=localhost;Port=3050;Dialect=3; Charset=NONE;Role=; Connection lifetime=15;Pooling=true;MinPoolSize=0;MaxPoolSize=50;Packet Size=8192;ServerType=0;

Informix

ODBC
Informix 3.30
Dsn=;Driver={INFORMIX 3.30 32 BIT};Host=hostname;Server=myServerAddress; Service=service-name; Protocol=olsoctcp; Database=myDataBase;Uid=myUsername;Pwd=myPassword;

Informix-CLI 2.5:
Driver={Informix-CLI 2.5 (32 Bit)};Server=myServerAddress; Database=myDataBase; Uid=myUsername;Pwd=myPassword;

OLE DB
IBM Informix OLE DB Provider
Provider=Ifxoledbc.2;Password=myPassword; User ID=myUsername; Data Source=dbName@serverName;Persist Security Info=true;

IBM Informix .NET Provider
IBM.Data.Informix.IfxConnection(命名空间)
Database=myDataBase;Host=192.168.10.10; Server=db_engine_tcp; Service=1492; Protocol=onsoctcp;UID=myUsername;Password=myPassword;

Ingres

ODBC
DSN-less
Provider=MSDASQL.1;DRIVER=Ingres;SRVR=xxxxx;DB=xxxxx;Persist SecurityInfo=False;Uid=myUsername;Pwd=myPassword; SELECTLOOPS=N; ExtendedProperties="SERVER=xxxxx;DATABASE=xxxxx;SERVERTYPE=INGRES";

Interbase

ODBC, Easysoft
本地计算机
Driver={Easysoft IB6 ODBC}; Server=localhost ;Database=localhost:C:\mydatabase.gdb; Uid=myUsername; Pwd=myPassword;

远程计算机
Driver={Easysoft IB6 ODBC}; Server=myServerAddress; Database=ComputerName: C:\mydatabase.gdb; Uid=myUsername;Pwd=myPassword;

ODBC, Intersolv
本地计算机
Driver={INTERSOLV InterBase ODBC Driver (*.gdb)}; Server=localhost; Database=localhost: C:\mydatabase.gdb; Uid=myUsername; Pwd=myPassword;

远程计算机
Driver={INTERSOLV InterBase ODBC Driver (*.gdb)}; Server=myServerAddress; Database=ComputerName: C:\mydatabase.gdb;Uid=myUsername; Pwd=myPassword;

OLE DB, SIBPROvider
标准
provider=sibprovider;location=localhost:;data source=c:\databases\gdbs\mygdb.gdb; user id=SYSDBA; Password=masterkey;

版本 2.x
Provider=SIBPROvider.2; Data Source=localhost:c:\databases\gdbs\mygdb.gdb; Persist Security Info=False;

指定字符集
provider=sibprovider;location=localhost:;data source=c:\databases\gdbs\mygdb.gdb; user id=SYSDBA; Password=masterkey; character set=ISO8859_1;

指定角色
provider=sibprovider;location=localhost:; data source=c:\databases\gdbs\mygdb.gdb;user id=SYSDBA; Password=masterkey; role=DIGITADORES;

Lightbase

标准连接
标准
User=myUsername;Password=myPassword;UDB=USERBASE;Server=myServerAddress;

MySQL

MyODBC
MyODBC 2.50 本地数据库
Driver={mySQL};Server=localhost;Option=16834;Database=myDataBase;

MyODBC 2.50 远程数据库
Driver={mySQL}; Server=myServerAddress;Port=3306; Option=131072;Stmt=; Database=myDataBase; Uid=myUsername; Pwd=myPassword;

MyODBC 3.51 本地数据库
Driver={MySQL ODBC 3.51 Driver};Server=localhost;Database=myDataBase; User=myUsername;Password=myPassword;Option=3;

MyODBC 3.51 远程数据库
Driver={MySQL ODBC 3.51 Driver};Server=data.domain.com;Port=3306; Database=myDataBase; User=myUsername; Password=myPassword;Option=3;

OLE DB, OleDbConnection (.NET)
标准
Provider=MySQLProv; Data Source=mydb; User Id=myUsername; Password=myPassword;

Connector/Net 1.0 (.NET)
标准
Server=myServerAddress; Database=myDataBase; Uid=myUsername;Pwd=myPassword;
默认端口号是3306

指定端口号
Server=myServerAddress; Port=1234;Database=myDataBase; Uid=myUsername; Pwd=myPassword;

命名管道
Server=myServerAddress; Port=-1;Database=myDataBase; Uid=myUsername;Pwd=myPassword;
如果端口是-1，意思是告诉驱动程序使用命名管道网络协议来连接数据库。

MySqlConnection (.NET)
eInfoDesigns.dbProvider
Data Source=myServerAddress; Database=myDataBase;User ID=myUsername; Password=myPassword; Command Logging=false;

SevenObjects MySqlClient (.NET)
标准
Host=myServerAddress; UserName=myUsername; Password=myPassword; Database=myDataBase;

Core Labs MySQLDirect (.NET)
标准
User ID=root;Password=myPassword;Host=localhost;Port=3306;Database=myDataBase; Direct=true;Protocol=TCP;Compress=false;Pooling=true;Min Pool Size=0;Max Pool Size=100;Connection Lifetime=0;

MySQLDriverCS (.NET)
标准
Location=myServerAddress; Data Source=myDataBase; UserID=myUsername; Password=myPassword; Port=3306;Extended Properties="""";

Oracle

ODBC
新版本
Driver={Microsoft ODBC for Oracle}; Server=myServerAddress; Uid=myUsername;Pwd=myPassword;

旧版本
Driver={Microsoft ODBC Driver for Oracle}; ConnectString=OracleServer.world; Uid=myUsername; Pwd=myPassword;

OLE DB, OleDbConnection (.NET)
标准连接
此连接字符串适用了微软的驱动。
Provider=msdaora;Data Source=MyOracleDB; User Id=myUsername; Password=myPassword;

受信连接
Provider=msdaora; Data Source=MyOracleDB; Persist Security Info=False; Integrated Security=Yes;

标准连接
由Oracle提供的驱动。
Provider=OraOLEDB. Oracle;Data Source=MyOracleDB; User Id=myUsername; Password=myPassword;

受信连接
Provider=OraOLEDB.Oracle;Data Source=MyOracleDB;OSAuthent=1;

Oracle.DataAccess.Client.OracleConnection
标准
Data Source=TORCL;User Id=myUsername; Password=myPassword;

标准安全连接
Data Source=TORCL;Integrated Security=SSPI;

使用ODP.NET而不使用tnsnames.ora
Data Source=(DESCRIPTION=(ADDRESS_LIST=(ADDRESS=(PROTOCOL=TCP)(HOST=MyHost) (PORT=MyPort)))(CONNECT_DATA=(SERVER=DEDICATED)(SERVICE_NAME=MyOracleSID))); User Id=myUsername;Password=myPassword;

OracleConnection, Oracle Data Provider, ODP.NET.
System.Data.OracleClient.OracleConnection.
标准
用于8i RC3及以后的版本
Data Source=MyOracleDB;Integrated Security=yes;

指定用户名和密码
用于8i RC3及以后的版本
Data Source=MyOracleDB; User Id=myUsername; Password=myPassword; Integrated Security=no;

忽略tnsnames.ora
另一种不需要使用DSN的连接方式
SERVER=(DESCRIPTION=(ADDRESS=(PROTOCOL=TCP)(HOST=MyHost) (PORT=MyPort))(CONNECT_DATA=(SERVICE_NAME=MyOracleSID))); uid=myUsername;pwd=myPassword;

使用上面的连接字符串可能会导致Visual Studio报告错误。
如果您在使用中出现了这些问题，请使用下面的这种连接方式。
Data Source=(DESCRIPTION=(ADDRESS=(PROTOCOL=TCP)(HOST=MyHost)(PORT=MyPort)) (CONNECT_DATA=(SERVICE_NAME=MyOracleSID))); User Id=myUsername; Password=myPassword;

使用连接池
如果连接池服务程序找不到已经存在的连接池，它将根据连接字符串创建一个新的池。
否则将循环使用池中已存在的连接。
Data Source=myOracleDB; User Id=myUsername; Password=myPassword;Min Pool Size=10;Connection Lifetime=120; Connection Timeout=60;Incr Pool Size=5;Decr Pool Size=2;

Windows身份验证
Data Source=myOracleDB;User Id=/;

特权连接
使用SYSDBA
Data Source=myOracleDB;User Id=SYS;Password=SYS; DBA Privilege=SYSDBA;

特权连接
使用SYSOPER
Data Source=myOracleDB;User Id=SYS;Password=SYS;DBA Privilege=SYSOPER;

密码过期处理过程
当使用一个连接字符串连接数据库后，出现“密码已过期”的错误时。
请执行OpenWithNewPassword命令来提供新密码。
Data Source=myOracleDB;User Id=myUsername;Password=myPassword; oConn.OpenWithNewPassword(sTheNewPassword);

Proxy验证
Data Source=myOracleDB; User Id=myUsername; Password=myPassword;Proxy User Id=pUserId; Proxy Password=pPassword;

Core Labs OraDirect (.NET)
Standard
User ID=myUsername; Password=myPassword; Host=ora;Pooling=true; Min Pool Size=0;Max Pool Size=100;Connection Lifetime=0;

Data Shape
MS Data Shape
Provider=MSDataShape.1;Persist Security Info=False;Data Provider=MSDAORA; Data Source=orac;User Id=myUsername; Password=myPassword;

Paradox

ODBC
5.X
Driver={Microsoft Paradox Driver (*.db )}; DriverID=538;Fil=Paradox 5.X; DefaultDir=c:\pathToDb\;Dbq=c:\pathToDb\;CollatingSequence=ASCII;

7.X
Provider=MSDASQL.1;Persist Security Info=False; Mode=Read;Extended Properties=DSN=Paradox; DBQ=C:\myDb;DefaultDir=C:\myDb;DriverId=538; FIL=Paradox 7.X; MaxBufferSize=2048;PageTimeout=600;;Initial Catalog=C:\myDb;
请注意：以上的方法仅能从数据库获取数据。

Intersolv 3.11 ODBC Driver
7.X
DSN=MyDSN;AUT=1;CT=7;DQ=0;FOC=0;IS=1; PW=myPassword;USF=1;ULQ=1;

并不是所有参数都是必填的。大多数参数都能够在DSN中进行设置。
Parameters definition
AUT - ApplicationUsingThreads
CT - CreateType
DB - Database
DSN - DataSourceName
DQ - DeferQueryEvaluation
FOC - FileOpenCache
IS - IntlSort
ND - NetDir
PW - Passwords
USF - UltraSafeCommit
ULQ - UseLongQualifiers

OleDbConnection (.NET)
标准
Provider=Microsoft.Jet.OLEDB.4.0;Data Source=c:\myDb;Extended Properties=Paradox 5.x;
注意：您仅需要指定数据库存放的地址而无需指定数据库的名称。

SQLBase

OLE DB
标准
Provider=SQLBaseOLEDB;Data source=myServerAddress; Location=myDataBase; User Id=myUsername; Password=myPassword;

SQLBase .NET Data Provider
标准SQLBase连接
DataSource=myServerAddress; UserId=myUsername; Password=myPassword;Poolsize=5;Connection Lifetime=60;
"Poolsize" 表示多少SQLBase连接被打开，不论它们是否被立即使用。默认值是5。
"Connection Lifetime" 表示连接存在多长时间(单位：秒)。默认是60秒。

SQL Serve

ODBC
标准连接
Driver={SQL Server};Server=myServerAddress; Database=myDataBase;Uid=myUsername;Pwd=myPassword;

受信的连接
Driver={SQL Server};Server=myServerAddress; Database=myDataBase;Trusted_Connection=Yes;

指定帐号和密码
oConn.Properties("Prompt") = adPromptAlways Driver={SQL Server}; Server=myServerAddress;Database=myDataBase;

OLE DB, OleDbConnection (.NET)
标准连接
Provider=sqloledb;Data Source=myServerAddress;Initial Catalog=myDataBase;User Id=myUsername;Password=myPassword;

受信的连接
Provider=sqloledb;Data Source=myServerAddress;Initial Catalog=myDataBase;Integrated Security=SSPI;
使用serverName\instanceName作为数据源可以指定SQL Server实例。

连接到一个SQL Server的实例
指定服务器实例的表达式和其他SQL Server的连接字符串相同。
Provider=sqloledb; Data Source=myServerName\theInstanceName; Initial Catalog=myDataBase;Integrated Security=SSPI;

指定帐户和密码
oConn.Provider = "sqloledb" oConn.Properties("Prompt") = adPromptAlways Data Source=myServerAddress;Initial Catalog=myDataBase;

使用IP地址的连接
Provider=sqloledb;Data Source=190.190.200.100,1433; Network Library=DBMSSOCN;Initial Catalog=myDataBase; User ID=myUsername; Password=myPassword;

SqlConnection (.NET)
标准连接
Data Source=myServerAddress;Initial Catalog=myDataBase; User Id=myUsername;Password=myPassword;

Standard Security alternative syntax
Server=myServerAddress;Database=myDataBase;User ID=myUsername;Password=myPassword;Trusted_Connection=False;

受信任的连接
Data Source=myServerAddress;Initial Catalog=myDataBase;Integrated Security=SSPI;

Trusted Connection alternative syntax
Server=myServerAddress;Database=myDataBase;Trusted_Connection=True;

连接到SQL Server实例
指定服务器实例的表达式和其他SQL Server的连接字符串相同。
Server=myServerName\theInstanceName;Database=myDataBase; Trusted_Connection=True;

仅能用于CE设备。
Data Source=myServerAddress;Initial Catalog=myDataBase;Integrated Security=SSPI;User ID=myDomain\myUsername;Password=myPassword;

带有IP地址的连接
Data Source=190.190.200.100,1433;Network Library=DBMSSOCN;Initial Catalog=myDataBase; User ID=myUsername;Password=myPassword;

指定包的大小
Server=myServerAddress;Database=myDataBase;User ID=myUsername;Password=myPassword; Trusted_Connection=False;Packet Size=4096;
默认的包大小为8192字节。

Data Shape
MS Data Shape
Provider=MSDataShape;Data Provider=SQLOLEDB;Data Source=myServerAddress; Initial Catalog=myDataBase;User ID=myUsername;Password=myPassword;

SQL Server 2005

SQL Native Client ODBC Driver
标准安全连接
Driver={SQL Native Client};Server=myServerAddress; Database=myDataBase;Uid=myUsername;Pwd=myPassword;

受信的连接
Driver={SQL Native Client}; Server=myServerAddress;Database=myDataBase;Trusted_Connection=yes;
"Integrated Security=SSPI" 与 "Trusted_Connection=yes" 是相同的。

连接到一个SQL Server实例
指定服务器实例的表达式和其他SQL Server的连接字符串相同。
Driver={SQL Native Client};Server=myServerName\theInstanceName;Database=myDataBase; Trusted_Connection=yes;

指定用户名和密码
oConn.Properties("Prompt") = adPromptAlways Driver={SQL Native Client}; Server=myServerAddress;Database=myDataBase;

使用MARS (multiple active result sets)
Driver={SQL Native Client};Server=myServerAddress;Database=myDataBase; Trusted_Connection=yes;MARS_Connection=yes;
"MultipleActiveResultSets=true"与MARS_Connection=yes"是相同的。
使用ADO.NET 2.0作为MARS的模块。 MARS不支持ADO.NET 1.0和ADO.NET 1.1。

验证网络数据
Driver={SQL Native Client}; Server=myServerAddress;Database=myDataBase; Trusted_Connection=yes;Encrypt=yes;

使用附加本地数据库文件的方式连接到本地SQL Server Express实例
Driver={SQL Native Client};Server=.\SQLExpress; AttachDbFilename=c:\asd\qwe\mydbfile.mdf; Database=dbname;Trusted_Connection=Yes;
为何要使用Database参数？如果同名的数据库已经被附加，那么SQL Server将不会重新附加。

使用附加本地数据文件夹中的数据库文件的方式连接到本地SQL Server Express实例
Driver={SQL Native Client};Server=.\SQLExpress; AttachDbFilename=|DataDirectory|mydbfile.mdf; Database=dbname; Trusted_Connection=Yes;
为何要使用Database参数？如果同名的数据库已经被附加，那么SQL Server将不会重新附加。

数据库镜像
Data Source=myServerAddress; Failover Partner=myMirrorServer;Initial Catalog=myDataBase;Integrated Security=True;

SQL Native Client OLE DB Provider
标准连接
Provider=SQLNCLI;Server=myServerAddress; Database=myDataBase;Uid=myUsername;Pwd=myPassword;

受信的连接
Provider=SQLNCLI;Server=myServerAddress; Database=myDataBase;Trusted_Connection=yes;

连接到SQL Server实例
指定服务器实例的表达式和其他SQL Server的连接字符串相同。
Provider=SQLNCLI;Server=myServerName\theInstanceName; Database=myDataBase;Trusted_Connection=yes;

使用帐号和密码
oConn.Properties("Prompt") = adPromptAlways oConn.Open "Provider=SQLNCLI;Server=myServerAddress;DataBase=myDataBase;

使用MARS (multiple active result sets)
Provider=SQLNCLI; Server=myServerAddress; Database=myDataBase; Trusted_Connection=yes; MarsConn=yes;
"MultipleActiveResultSets=true"和"MARS_Connection=yes"是相同的。
使用ADO.NET 2.0作为MARS的模块。 MARS不支持ADO.NET 1.0和ADO.NET 1.1。

验证网络数据
Provider=SQLNCLI;Server=myServerAddress; Database=myDataBase;Trusted_Connection=yes;Encrypt=yes;

使用附加本地数据库文件的方式连接到本地SQL Server Express实例

Provider=SQLNCLI;Server=.\SQLExpress;AttachDbFilename=c:\asd\qwe\mydbfile.mdf; Database=dbname;Trusted_Connection=Yes;

使用附加本地数据文件夹中的数据库文件的方式连接到本地SQL Server Express实例

Provider=SQLNCLI;Server=.\SQLExpress; AttachDbFilename=|DataDirectory|mydbfile.mdf; Database=dbname;Trusted_Connection=Yes;

数据库镜像
Data Source=myServerAddress;Failover Partner=myMirrorServer; Initial Catalog=myDataBase;Integrated Security=True;

SqlConnection (.NET)
标准连接
Data Source=myServerAddress; Initial Catalog=myDataBase;User Id=myUsername;Password=myPassword;

Standard Security alternative syntax
Server=myServerAddress;Database=myDataBase;User ID=myUsername;Password=myPassword;Trusted_Connection=False;

受信任的连接
Data Source=myServerAddress;Initial Catalog=myDataBase;Integrated Security=SSPI;

Trusted Connection alternative syntax
Server=myServerAddress;Database=myDataBase;Trusted_Connection=True;

连接到一个SQL Server的实例
指定服务器实例的表达式和其他SQL Server的连接字符串相同。
Server=myServerName\theInstanceName;Database=myDataBase;Trusted_Connection=True;

来自WinCE设备的安全连接
Data Source=myServerAddress; Initial Catalog=myDataBase; Integrated Security=SSPI;User ID=myDomain\myUsername;Password=myPassword;
仅能用于CE设备。

带有IP地址的连接
Data Source=190.190.200.100,1433;Network Library=DBMSSOCN;Initial Catalog=myDataBase;User ID=myUsername;Password=myPassword;

使用MARS (multiple active result sets)
Server=myServerAddress;Database=myDataBase;Trusted_Connection=True; MultipleActiveResultSets=true;
使用ADO.NET 2.0作为MARS的模块。 MARS不支持ADO.NET 1.0和ADO.NET 1.1。

使用附加本地数据库文件的方式连接到本地SQL Server Express实例
Server=.\SQLExpress;AttachDbFilename=c:\asd\qwe\mydbfile.mdf; Database=dbname;Trusted_Connection=Yes;

使用附加本地数据文件夹中的数据库文件的方式连接到本地SQL Server Express实例
Server=.\SQLExpress;AttachDbFilename=|DataDirectory|mydbfile.mdf; Database=dbname;Trusted_Connection=Yes;

使用在SQL Server Express实例上的用户实例
Data Source=.\SQLExpress;Integrated Security=true;AttachDbFilename=|DataDirectory|\mydb.mdf;User Instance=true;

数据库镜像
Data Source=myServerAddress;Failover Partner=myMirrorServer;Initial Catalog=myDataBase;Integrated Security=True;

Asynchronous processing
Server=myServerAddress; Database=myDataBase; Integrated Security=True; Asynchronous Processing=True;