Connection strings for Informix

IBM Informix .NET Provider

Type .NET Framework Class Library
 Usage IBM.Data.Informix.IfxConnection
 Manufacturer IBM
More info and class library downloads

Set example values

Standard

    
Database=myDataBase;Host=192.168.10.10;Server=db_engine_tcp;Service=1492;
Protocol=onsoctcp;UID=myUsername;Password=myPassword;
 
 

Luxena dbExpress driver for Informix Pro

Type Native driver
 Usage
Manufacturer Luxena
More info and native driver downloads

Set example values

Standard

The connection string is provided through the "HostName" parameter that exists in TSQLConnection.Params collection.

    
InformixServer=myServerAddress;Client_Locale=en_us.8859-1;Fet_Buf_Size=32767;OptOFC=1;
AutoCommit=True;BlobSize=-1;WaitOnLocks=False;CommitRetain=False;
IsolationLevel=ReadCommitted;Trim Char=False;money=currency;decimal=bcd;int8=fmtbcd;lvarchar=string;

Standard dbExpress configuration parameters have higher priority against connection string parameters.

 
 

IBM Informix OLE DB Provider

Type OLE DB Provider
 Usage Provider=Ifxoledbc
 Manufacturer IBM
More info and provider downloads

Set example values

Standard

    
Provider=Ifxoledbc;Data Source=dbName@serverName;User ID=myUsername;Password=myPassword;
 
 

Persisting security info in the connection string

    
Provider=Ifxoledbc;Data Source=dbName@serverName;User ID=myUsername;Password=myPassword;
Persist Security Info=true;
 
 

.NET Framework Data Provider for OLE DB

Type .NET Framework Wrapper Class Library
 Usage System.Data.OleDb.OleDbConnection
 Manufacturer Microsoft
More info and wrapper class library downloads

Set example values

Use an OLE DB provider from .NET

    
Provider=any oledb provider's name;OledbKey1=someValue;OledbKey2=someValue;

See the respective OLEDB provider's connection strings options. The .net OleDbConnection will just pass on the connection string to the specified OLEDB provider. Read more here.

 
 

IBM Informix ODBC Driver

Type ODBC Driver
 Usage Driver={INFORMIX 3.30 32 BIT}
 Manufacturer IBM
More info and driver downloads

Set example values

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

Type ODBC Driver
 Usage Driver={Informix-CLI 2.5 (32 Bit)}
 Manufacturer IBM
More info and driver downloads

Set example values

Informix-CLI 2.5:

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

.NET Framework Data Provider for ODBC

Type .NET Framework Wrapper Class Library
 Usage System.Data.Odbc.OdbcConnection
 Manufacturer Microsoft
More info and wrapper class library downloads

Set example values

Use an ODBC driver from .NET

    
Driver={any odbc driver's name};OdbcKey1=someValue;OdbcKey2=someValue;

See the respective ODBC driver's connection strings options. The .net OdbcConnection will just pass on the connection string to the specified ODBC driver. Read more here.

 
 

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