Providers for Postgre SQL
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Find solutions and post questions regarding connection string related issues.
dotConnect for PostgreSQL (former Core Labs PostgreSQLDirect)
Type
.NET Framework Class Library
Usage
Devart.Data.PostgreSql.PgSqlConnection
Manufacturer
Devart
Standard
User ID=root;Password=myPassword;Host=localhost;Port=5432;Database=myDataBase; Pooling=true;Min Pool Size=0;Max Pool Size=100;Connection Lifetime=0;
Npgsql
Type
.NET Framework Class Library
Usage
Npgsql.NpgsqlConnection
Manufacturer
Npgsql Development Team
Standard
Server=127.0.0.1;Port=5432;Database=myDataBase;User Id=myUsername;Password=myPassword;
Using windows security
Server=127.0.0.1;Port=5432;Database=myDataBase;Integrated Security=true;
Setting command timeout
Server=127.0.0.1;Port=5432;Database=myDataBase;User Id=myUsername;Password=myPassword;CommandTimeout=20;
The CommandTimeout parameter is measured in seconds and controls for how long to wait for a command to finish before throwing an error.
Setting connection timeout
Server=127.0.0.1;Port=5432;Database=myDataBase;User Id=myUsername;Password=myPassword;Timeout=15;
The Timeout parameter is measured in seconds and controls for how long to wait for a connection to open before throwing an error.
Specifying protocol version
Server=127.0.0.1;Port=5432;Database=myDataBase;User Id=myUsername;Password=myPassword;Protocol=3;
Valid values for the key Protocol is 2 or 3.
SSL activated
Server=127.0.0.1;Port=5432;Database=myDataBase;Userid=myUsername;Password=myPassword; Protocol=3;SSL=true;SslMode=Require;
Without SSL
Server=127.0.0.1;Port=5432;Database=myDataBase;Userid=myUsername;Password=myPassword; Protocol=3;SSL=false;SslMode=Disable;
Controlling pooling mechanisms
Server=127.0.0.1;Port=5432;Database=myDataBase;Userid=myUsername;Password=myPassword; Protocol=3;Pooling=true;MinPoolSize=1;MaxPoolSize=20;ConnectionLifeTime=15;
PostgreSQL OLE DB Provider
Type
OLE DB Provider
Usage
Provider=PostgreSQL OLE DB Provider
Manufacturer
PgOleDb Development Team
Standard
PgOleDb requires a PQLib of version 7.4 or up and it also requires a backend of version 7.4 or up. Timestamps are only guarenteed to work with backends of version 8.0 and up.
Provider=PostgreSQL OLE DB Provider;Data Source=myServerAddress;location=myDataBase;User ID=myUsername;password=myPassword;timeout=1000;
Other valid Provider values is "PostgreSQL" and "PostgreSQL.1"
Standard alternative
Some reported problems with the above one. Try removing the timeout parameter to make it work.
Provider=PostgreSQL OLE DB Provider;Data Source=myServerAddress;location=myDataBase;User ID=myUsername;password=myPassword;
.NET Framework Data Provider for OLE DB
Type
.NET Framework Wrapper Class Library
Usage
System.Data.OleDb.OleDbConnection
Manufacturer
Microsoft
Bridging to PostgreSQL OLE DB Provider
This is just one connection string sample for the wrapping OleDbConnection class that calls the underlying OLEDB provider. See respective OLE DB provider for more connection strings to use with this class.
Provider=PostgreSQL OLE DB Provider;Data Source=myServerAddress;location=myDataBase;User ID=myUsername;password=myPassword;timeout=1000;
PostgreSQL ODBC Driver (psqlODBC)
Type
ODBC Driver
Usage
Driver={PostgreSQL}
Manufacturer
PostgreSQL
Standard
Driver={PostgreSQL};Server=IP address;Port=5432;Database=myDataBase;Uid=myUsername;Pwd=myPassword;
ANSI
Driver={PostgreSQL ANSI};Server=IP address;Port=5432;Database=myDataBase;Uid=myUsername;Pwd=myPassword;
Unicode
Driver={PostgreSQL UNICODE};Server=IP address;Port=5432;Database=myDataBase;Uid=myUsername;Pwd=myPassword;
SSL
Secure sockets layer for this driver only works from version 8.0 and above.
Driver={PostgreSQL ANSI};Server=IP address;Port=5432;Database=myDataBase;Uid=myUsername;Pwd=myPassword;sslmode=require;
Please note that sslmode=require is case sensitive, it should be written in lower case letters.
.NET Framework Data Provider for ODBC
Type
.NET Framework Wrapper Class Library
Usage
System.Data.Odbc.OdbcConnection
Manufacturer
Microsoft
Bridging to psqlODBC
This is just one connection string sample for the wrapping OdbcConnection class that calls the underlying ODBC Driver. See respective ODBC driver for more connection strings to use with this class.
Driver={PostgreSQL};Server=IP address;Port=5432;Database=myDataBase;Uid=myUsername;Pwd=myPassword;
