MateenKadwaikar / ConnectionString

Finding it hard to remember database connection strings? Everybody does! Here is an easy-to-use reference of connection strings for numerous databases and data stores.

ConnectionString

Finding it hard to remember database connection strings? Everybody does! Here is an easy-to-use reference of connection strings for numerous databases and data stores.

##Microsoft SQL Server

####ODBC DSN

using System.Data.Odbc;
var conn = new OdbcConnection();
conn.ConnectionString = "Dsn=DsnName;" + "Uid=UserName;" + "Pwd=Secret;"; conn.Open();

####ODBC -- Standard Connection

using System.Data.Odbc;
var conn = new OdbcConnection();
conn.ConnectionString = "Driver={SQL Server};" + "Server=DataBaseNamex;" + "DataBase=DataBaseName;" + "Uid=UserName;" + "Pwd=Secret;";
conn.Open();

####ODBC -- Trusted Connection

using System.Data.Odbc;
var conn = new OdbcConnection();
conn.ConnectionString = "Driver={SQL Server};" + "Server=ServerName;" + "DataBase=DataBaseName;" + "Uid=;" + "Pwd=;";
conn.Open(); OR var conn = new OdbcConnection();
conn.ConnectionString = "Driver={SQL Server};" + "Server=ServerName;" + "DataBase=DataBaseName;" + "Trusted_Connection=Yes;";
conn.Open();

####OleDb -- Standard Connection

using System.Data.OleDb;
var conn = new OleDbConnection();
conn.ConnectionString = "Driver=SQLOLEDB;" + "Data Source=ServerName;" + "Initial Catalog=DataBaseName;" + "User id=UserName;" + "Password=Secret;";
conn.Open();

####OleDb -- Trusted Connection

using System.Data.OleDb;
var conn = new OleDbConnection();
conn.ConnectionString = "Driver=SQLOLEDB;" + "Data Source=ServerName;" + "Initial Catalog=DataBaseName;" + "Integrated Security=SSPI;";
conn.Open();

####OleDb -- via IP Address

using System.Data.OleDb;
var conn = new OleDbConnection();
conn.ConnectionString = "Driver=SQLOLEDB;" + "Network Library=DBMSSOCN;" + "Data Source=xxx.xxx.xxx.xxx,1433;" + "Initial Catalog=DataBaseName;" + "User id=UserName;" + "Password=Secret;";
conn.Open();

####.NET DataProvider -- Standard Connection

using System.Data.SqlClient;
var conn = new SqlDbConnection();
conn.ConnectionString = "Data Source=ServerName;" + "Initial Catalog=DataBaseName;" + "User id=UserName;" + "Password=Secret;";
conn.Open();

####.NET DataProvider -- Trusted Connection

using System.Data.SqlClient;
var conn = new SqlConnection();
conn.ConnectionString = "Data Source=ServerName;" + "Initial Catalog=DataBaseName;" + "Integrated Security=SSPI;";
conn.Open();

####.NET DataProvider -- via IP Address

using System.Data.SqlClient;
var conn = new SqlConnection();
conn.ConnectionString = "Network Library=DBMSSOCN;" + "Data Source=xxx.xxx.xxx.xxx,1433;" + "Initial Catalog=DataBaseName;" + "User Id=UserName;" + "Password=Secret;";
conn.Open();

##Microsoft Sql Express

####.NET Data Provider -- Default Relative Path -- Standard Connection

using System.Data.SqlClient;
var conn = new SqlConnection();
conn.ConnectionString = "Data Source=.\SQLExpress;" + "User Instance=true;" + "User Id=UserName;" + "Password=Secret;" + "AttachDbFilename=|DataDirectory|DataBaseName.mdf;"
conn.Open();

####.NET Data Provider -- Default Relative Path -- Trusted Connection

using System.Data.SqlClient;
var conn = new SqlConnection();
conn.ConnectionString = "Data Source=.\SQLExpress;" + "User Instance=true;" + "Integrated Security=true;" + "AttachDbFilename=|DataDirectory|DataBaseName.mdf;" conn.Open();

####.NET Data Provider -- Custom Relative Path -- Standard Connection

using System.Data.SqlClient; AppDomain.CurrentDomain.SetData( "DataDirectory", "C:\MyPath"); var conn = new SqlConnection(); conn.ConnectionString = "Data Source=.\SQLExpress;" + "User Instance=true;" + "User Id=UserName;" + "Password=Secret;" + "AttachDbFilename=|DataDirectory|DataBaseName.mdf;" conn.Open();

####.NET Data Provider -- Custom Relative Path -- Trusted Connection

using System.Data.SqlClient; AppDomain.CurrentDomain.SetData( "DataDirectory", "C:\MyPath"); var conn = new SqlConnection(); conn.ConnectionString = "Data Source=.\SQLExpress;" + "User Instance=true;" + "Integrated Security=true;" + "AttachDbFilename=|DataDirectory|DataBaseName.mdf;" conn.Open();

####.NET Data Provider -- Absolute Path -- Standard Connection

using System.Data.SqlClient; var conn = new SqlConnection(); conn.ConnectionString = "Data Source=.\SQLExpress;" + "User Instance=true;" + "User Id=UserName;" + "Password=Secret;" + "AttachDbFilename=C:\MyPath\DataBaseName.mdf;" conn.Open();

####.NET Data Provider -- Absolute Path -- Trusted Connection

using System.Data.SqlClient; var conn = new SqlConnection(); conn.ConnectionString = "Data Source=.\SQLExpress;" + "User Instance=true;" + "Integrated Security=true;" + "AttachDbFilename=C:\MyPath\DataBaseName.mdf;" conn.Open();

##Microsoft Access

####ODBC DSN

using System.Data.Odbc; var conn = new OdbcConnection(); conn.ConnectionString = "Dsn=DsnName"; conn.Open();

####ODBC -- Standard Security

using System.Data.Odbc; var conn = new OdbcConnection(); conn.ConnectionString = "Driver={Microsoft Access Driver (*.mdb)};" + "Dbq=c:\myPath\myDb.mdb;" + "Uid=Admin;Pwd=;"; conn.Open();

####ODBC -- Workgroup (System Database)

using System.Data.Odbc; var conn = new OdbcConnection(); conn.ConnectionString = "Driver={Microsoft Access Driver (*.mdb)};" + "Dbq=c:\myPath\myDb.mdb;" + "SystemDb=c:\myPath\myDb.mdw;"; conn.Open();

####ODBC -- Exclusive Use

using System.Data.Odbc; var conn = new OdbcConnection(); conn.ConnectionString = "Driver={Microsoft Access Driver (*.mdb)};" + "Dbq=c:\myPath\myDb.mdb;" + "Exclusive=1;"; "Uid=Admin;Pwd=;"; conn.Open();

####OleDb with MS Jet -- Standard Security

using System.Data.OleDb; var conn = new OleDbConnection(); conn.ConnectionString = "Provider=Microsoft.Jet.OLEDB.4.0;" + "Data Source=c:\mypath\myDb.mdb;" + "User id=admin;" + "Password="; conn.Open();

####OleDb with MS Jet -- Workgroup (System Database)

using System.Data.OleDb; var conn = new OleDbConnection(); conn.ConnectionString = "Provider=Microsoft.Jet.OLEDB.4.0;" + "Data Source=c:\mypath\myDb.mdb;" + "System Database=c:\mypath\myDb.mdw;"; conn.Open();

####OleDb with MS Jet -- With Password

using System.Data.OleDb; var conn = new OleDbConnection(); conn.ConnectionString = "Provider=Microsoft.Jet.OLEDB.4.0;" + "Data Source=c:\mypath\myDb.mdb;" + "Database Password=Secret;" conn.Open();

##Oracle

####ODBC DSN

using System.Data.Odbc; var conn = new OdbcConnection(); conn.ConnectionString = "Dsn=DsnName;" + "Uid=UserName;" + "Pwd=Secret;"; conn.Open();

####ODBC -- New Microsoft Driver

using System.Data.Odbc; var conn = new OdbcConnection(); conn.ConnectionString = "Driver={Microsoft ODBC for Oracle};" + "Server=OracleServer.world;" + "Uid=UserName;" + "Pwd=Secret;"; conn.Open();

####ODBC -- Old Microsoft Driver

using System.Data.Odbc; var conn = new OdbcConnection(); conn.ConnectionString = "Driver={Microsoft ODBC Driver for Oracle};" + "ConnectString=OracleServer.world;" + "Uid=UserName;" + "Pwd=Secret;"; conn.Open();

####ODBC -- Oracle Driver

using System.Data.Odbc; var conn = new OdbcConnection(); conn.ConnectionString = "Driver={Oracle ODBC Driver};" + "Dbq=myDataBase;" + // define in tsnames.ora "Uid=UserName;" + "Pwd=Secret;"; conn.Open();

####OleDb -- Microsoft Driver

uusing System.Data.OleDb; var conn = new OleDbConnection(); conn.ConnectionString = "Driver=MSDAORA;" + "Data Source=ServerName;" + "User id=UserName;" + "Password=Secret;"; conn.Open();

####OleDb -- Oracle Driver -- Standard Connection

using System.Data.OleDb; var conn = new OleDbConnection(); conn.ConnectionString = "Driver=OraOLEDB.Oracle;" + "Data Source=ServerName;" + "User id=UserName;" + "Password=Secret;"; conn.Open();

####OleDb -- Oracle Driver -- Trusted Connection

using System.Data.OleDb; var conn = new OleDbConnection(); conn.ConnectionString = "Driver=OraOLEDB.Oracle;" + "Data Source=ServerName;" + "OSAuthent=1;"; conn.Open(); OR using System.Data.OleDb; var conn = new OleDbConnection(); conn.ConnectionString = "Driver=OraOLEDB.Oracle;" + "Data Source=ServerName;" + "User id=/" + "Password=;"; conn.Open();

####.NET DataProvider from Microsoft -- Standard Connection

using System.Data.OracleClient; var conn = new OracleConnection(); conn.ConnectionString = "Data Source=ServerName;" + "User id=UserName;"; "Password=Secret;"; conn.Open();

####.NET DataProvider from Microsoft -- Trusted Connection

using System.Data.OracleClient; var conn = new OracleConnection(); conn.ConnectionString = "Data Source=Servername;" + "Integrated Security=Yes;"; conn.Open();

####.NET DataProvider from Oracle -- Standard Connection

using Oracle.DataAccess.Client; var conn = new OracleConnection(); conn.ConnectionString = "Data Source=ServerName;" + "User id=UserName;"; "Password=Secret;"; conn.Open();

####.NET DataProvider from Oracle -- Trusted Connection

using Oracle.DataAccess.Client; var conn = new OracleConnection(); conn.ConnectionString = "Data Source=Servername;" + "Integrated Security=Yes;"; conn.Open();

##IBM DB2

####ODBC DSN

using System.Data.Odbc; var conn = new OdbcConnection(); conn.ConnectionString = "Dsn=DsnName;" + "Uid=UserName;" + "Pwd=Secret;"; conn.Open();

####ODBC without DSN

using System.Data.Odbc; var conn = new OdbcConnection(); conn.ConnectionString = "Driver={IBM DB2 ODBC DRIVER};" + "DataBase=DataBaseName;" + "HostName=ServerName;" + "Protocol=TCPIP;" + "Port=PortNumber;" + "Uid=UserName;" + "Pwd=Secret;"; conn.Open();

####OleDb -- Microsoft Driver

using System.Data.OleDb; var conn = new OleDbConnection(); conn.ConnectionString = "Driver=DB2OLEDB;" + "Network Transport Library=TCPIP;" + "Network Address=xxx.xxx.xxx.xxx;" + "Package Collection=CollectionName;" + "Initial Catalog=DataBaseName;" + "User id=UserName;" + "Password=Secret;"; conn.Open();

####OleDb -- IBM Driver

using System.Data.OleDb; var conn = new OleDbConnection(); conn.ConnectionString = "Driver=IBMDADB2;" + "DataBase=DataBaseName;" + "HostName=ServerName;" + "Protocol=TCPIP;" + "Port=PortNumber;" + "Uid=UserName;" + "Pwd=Secret;"; conn.Open();

####.NET DataProvider from IBM

using IBM.Data.DB2; var conn = new Db2Connection(); conn.ConnectionString = "DataBase=DataBaseName;" + "Uid=UserName;" + "Pwd=Secret;" + conn.Open();

##MySql

####ODBC DSN

using System.Data.Odbc; var conn = new OdbcConnection(); conn.ConnectionString = "Dsn=DsnName;" + "Uid=UserName;" + "Pwd=Secret;"; conn.Open();

####ODBC -- MyODBC Driver -- local database

using System.Data.Odbc; var conn = new OdbcConnection(); conn.ConnectionString = "Driver={MySql};" + "Server=localhost;" + "Option=16834;" + "DataBase=DataBaseName;" conn.Open();

####ODBC -- MyODBC Driver -- remote database

using System.Data.Odbc; var conn = new OdbcConnection(); conn.ConnectionString = "Driver={MySql};" + "Server=db.domain.com;" + "Option=131072;" + "Port=3306;" + "Stmt=;" + "DataBase=DataBaseName;" + "Uid=UserName;" + "Pwd=Secret;" conn.Open();

####ODBC -- MySQL ODBC 3.51 Driver

using System.Data.Odbc; var conn = new OdbcConnection(); conn.ConnectionString = "Driver={MySql ODBC 3.51 Driver};" + "Server=ServerName;" + "Option=16834;" + "Port=3306;" + "Stmt=;" + "DataBase=DataBaseName;" + "Uid=UserName;" + "Pwd=Secret;" conn.Open(); OR var conn = new OdbcConnection(); conn.ConnectionString = "DRIVER={MySql ODBC 3.51 Driver};" + "SERVER=ServerName;" + "DATABASE=DataBaseName;" + "USER=UserName;" + "PASSWORD=Secret;" conn.Open();

####OleDb

using System.Data.OleDb; var conn = new OleDbConnection(); conn.ConnectionString = "Provider=MySqlProv;" + "Data Source=ServerName;" + "User id=UserName;" + "Password=Secret;" conn.Open();

####.NET DataProvider from CoreLab

using CoreLab.MySql; var conn = new MySqlConnection(); conn.ConnectionString = "Host=ServerName;" + "DataBase=DataBaseName;" + "Protocol=TCP;" + "Port=3306;" + "Direct=true;" + "Compress=false;" + "Pooling=true;" + "Min Pool Size=0;" + "Max Pool Size=100;" + "Connection Lifetime=0;" + "User id=UserName;" + "Password=Secret;" + conn.Open();

##Sybase

####ODBC DSN

using System.Data.Odbc; var conn = new OdbcConnection(); conn.ConnectionString = "Dsn=DsnName;" + "Uid=UserName;" + "Pwd=Secret;"; conn.Open();

####ODBC -- Sybase System 12 (12.5) ODBC Driver

using System.Data.Odbc; var conn = new OdbcConnection(); conn.ConnectionString = "Driver={SYBASE ASE ODBC Driver};" + "Srvr=ServerName;" + "Uid=UserName;" + "Pwd=Secret;"; conn.Open();

####ODBC -- Sybase System 11 ODBC Driver

using System.Data.Odbc; var conn = new OdbcConnection(); conn.ConnectionString = "Driver={SYBASE SYSTEM 11};" + "Srvr=ServerName;" + "Uid=UserName;" + "Pwd=Secret;"; conn.Open();

####ODBC -- Intersolv 3.10 ODBC Driver

using System.Data.Odbc; var conn = new OdbcConnection(); conn.ConnectionString = "Driver={INTERSOLV 3.10 32-BIT Sybase};" + "Srvr=ServerName;" + "Uid=UserName;" + "Pwd=Secret;"; conn.Open();

####ODBC -- SQL Anywhere

using System.Data.Odbc; var conn = new OdbcConnection(); conn.ConnectionString = "ODBC;" + "Driver={Sybase SQL Anywhere 5.0};" + "DefaultDir=c:\myfolder;" + "Dbf=c:\mypath\dbname.db;" + "Uid=UserName;" + "Pwd=Secret;" + "Dsn="""";"; // Must be included! conn.Open();

####OleDb -- Sybase Adaptive Server Enterprise (ASE)

using System.Data.OleDb; var conn = new OleDbConnection(); conn.ConnectionString = "Driver=Sybase.ASEOLEDBProvider;" + "Server Name=ServerName,5000;" + "Initial Catalog=DataBaseName;" + "User id=UserName;" + "Password=Secret;"; conn.Open(); // optionally, replace // 'Server Name' with 'Srvr', and // 'Initial Catalog' with 'Catalog'

####.NET DataProvider from Sybase

using Sybase.Data.AseClient; var conn = new AseConnection(); conn.ConnectionString = "Data Source=ServerName;" + "Initial Catalog=DataBaseName;" + "User id=UserName;" + "Password=Secret;"; conn.Open();

##Interbase

####ODBC DSN

using System.Data.Odbc; var conn = new OdbcConnection(); conn.ConnectionString = "Dsn=DsnName;" + "Uid=UserName;" + "Pwd=Secret;"; conn.Open();

####ODBC -- EasySoft ODBC Driver -- local machine

using System.Data.Odbc; var conn = new OdbcConnection(); conn.ConnectionString = "Driver={Easysoft IB6 ODBC};" + "Server=localhost;" + "DataBase=localhost:C:\MyPath\DbName.gdb;" + "Uid=UserName;" + "Pwd=Secret;"; conn.Open();

####ODBC -- EasySoft ODBC Driver -- remote machine

using System.Data.Odbc; var conn = new OdbcConnection(); conn.ConnectionString = "Driver={Easysoft IB6 ODBC};" + "Server=ServerName;" + "DataBase=ServerName:C:\MyPath\DbName.gdb;" + "Uid=UserName;" + "Pwd=Secret;"; conn.Open();

####ODBC -- Intersolv ODBC Driver -- local machine

using System.Data.Odbc; var conn = new OdbcConnection(); conn.ConnectionString = "Driver=" + "{INTERSOLV InterBase ODBC Driver (*.gdb)};" + "Server=localhost;" + "DataBase=localhost:C:\MyPath\DbName.gdb;" + "Uid=UserName;" + "Pwd=Secret;"; conn.Open();

####ODBC -- Intersolv ODBC Driver -- remote machine

using System.Data.Odbc; var conn = new OdbcConnection(); conn.ConnectionString = "Driver=" + "{INTERSOLV InterBase ODBC Driver (*.gdb)};" + "Server=ServerName;" + "DataBase=ServerName:C:\MyPath\DbName.gdb;" + "Uid=UserName;" + "Pwd=Secret;"; conn.Open();

##Informix

####ODBC DSN -- INFORMIX 3.30 ODBC Driver

using System.Data.Odbc; var conn = new OdbcConnection(); conn.ConnectionString = "Dsn=DsnName;" + "Host=HostName;" + "Server=ServerName;" + "Service=ServerName;" + "Protocol=olsoctcp;" + "Database=DataBaseName;" + "Uid=UserName;" + "Pwd=Secret;"; conn.Open();

####ODBC without DSN -- INFORMIX 3.30 ODBC Driver

using System.Data.Odbc; var conn = new OdbcConnection(); conn.ConnectionString = "Dsn="";" + "Driver={INFORMIX 3.30 32 BIT};" + "Host=HostName;" + "Server=ServerName;" + "Service=ServerName;" + "Protocol=olsoctcp;" + "Database=DataBaseName;" + "Uid=UserName;" + "Pwd=Secret;"; conn.Open();

####ODBC Informix-CLI 2.5 ODBC Driver

using System.Data.Odbc; var conn = new OdbcConnection(); conn.ConnectionString = "Driver={Informix-CLI 2.5 (32 Bit)};" + "Server=ServerName;" + "DataBase=DataBaseName;" + "Uid=UserName;" + "Pwd=Secret;"; conn.Open();

####OleDb -- IBM Informix OleDb Provider

using System.Data.OleDb; var conn = new OleDbConnection(); conn.ConnectionString = "Driver=IFXOLEDBC;" + "Data Source=DataBaseName@ServerName;" + "User id=UserName;" + "Password=Secret;"; "Persist Security Info=true;"; conn.Open();

##Excel

####ODBC DSN

using System.Data.Odbc; var conn = new OdbcConnection(); conn.ConnectionString = "Dsn=DsnName;" + "Uid=UserName;" + "Pwd=Secret;"; conn.Open();

####ODBC without DSN

using System.Data.Odbc; var conn = new OdbcConnection(); conn.ConnectionString = "Driver={Microsoft Excel Driver (*.xls)};" + "Driverid=790;" + "Dbq=C:\MyPath\SpreadSheet.xls;" + "DefaultDir=C:\MyPath;"; conn.Open();

####OleDb with MS Jet

using System.Data.OleDb; var conn = new OleDbConnection(); conn.ConnectionString = "Driver=Microsoft.Jet.OLEDB.4.0;" + "Data Source=C:\MyPath\SpreadSheet.xls;" + @"Extended Properties=""Excel 8.0;HDR=Yes"""; conn.Open();