Click to verify connectivity, then Save . Manual DSN Configuration (odbc.ini) On Linux/macOS, edit ~/.odbc.ini (user DSN) or /etc/odbc.ini (system DSN):
cursor.close() conn.close() using System.Data.Odbc; string connString = "Driver=PostgreSQL Unicode;Server=localhost;Database=testdb;Uid=postgres;Pwd=secret;";
Open Database Connectivity (ODBC) remains one of the most widely used APIs for database access, enabling applications to communicate with various database systems through a standardized interface. When working with PostgreSQL, the ODBC driver provides a crucial bridge, allowing tools like Microsoft Excel, Tableau, Power BI, and custom applications (written in C#, Python, or VB) to connect seamlessly. odbc postgres driver
Driver=PostgreSQL Unicode;Server=db.example.com;Port=5432;Database=analytics;Uid=readonly;Pwd=readpass;ConnectionTimeout=30;TimeZone=UTC;UseServerSidePrepare=1; Python with pyodbc import pyodbc conn_str = ( "Driver=PostgreSQL Unicode;" "Server=localhost;" "Database=testdb;" "Uid=postgres;" "Pwd=secret;" )
[PostgreSQL] Description = PostgreSQL ODBC driver Driver = /usr/lib/x86_64-linux-gnu/odbc/psqlodbcw.so Setup = /usr/lib/x86_64-linux-gnu/odbc/libodbcpsqlS.so Driver64 = /usr/lib/x86_64-linux-gnu/odbc/psqlodbcw.so Setup64 = /usr/lib/x86_64-linux-gnu/odbc/libodbcpsqlS.so Using Homebrew: Click to verify connectivity, then Save
DisallowPremature=1 Create ~/.odbc.ini for user-specific tuning:
Always match the driver to your PostgreSQL server version, though newer drivers generally work with older servers (but not vice versa). The PostgreSQL ODBC driver (psqlODBC) is a mature, reliable solution for connecting diverse applications to PostgreSQL databases. Whether you're building reports in Excel, dashboards in Power BI, or custom applications in .NET or Python, the driver provides the necessary compatibility and performance features. Driver=PostgreSQL Unicode;Server=db
$conn.Close() | Parameter | Description | Default | |-----------|-------------|---------| | Server | PostgreSQL hostname or IP | localhost | | Port | Server port | 5432 | | Database | Database name | same as user | | Uid | Username | OS user | | Pwd | Password | (empty) | | Protocol | Protocol version (6.4, 7.4, 7.5) | 7.4 | | SSLmode | disable, allow, prefer, require | prefer | | UseServerSidePrepare | Enable prepared statements | 0 | | ConnSettings | SQL commands sent on connect | (none) | | Timeout | Connection timeout (seconds) | (infinite) | | CommandTimeout | Query timeout (seconds) | 0 | | ByteaAsLongVarBinary | Handle BYTEA as binary | 0 | | BoolsAsChar | Return boolean as 't'/'f' | 0 | Troubleshooting Common Issues 1. Driver Not Found Symptoms: IM002: [Microsoft][ODBC Driver Manager] Data source name not found
