Connection strings for Informix

IBM Informix .NET Provider

Type .NET Framework Class Library
Usage IBM.Data.Informix.IfxConnection
Manufacturer IBM

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

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

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

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

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

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

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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