If you use a tnsnames.ora file for connection aliases, create a system variable named TNS_ADMIN pointing to the folder containing that file. Step 4: Configuring a Data Source (DSN)
This report focuses on the , as it is the most widely used and freely available. download odbc driver for oracle
Create a directory on your hard drive (e.g., C:\Oracle\instantclient_19_8 ) and extract the contents of both ZIP files (Basic and ODBC) into this single folder. Merge the folders if prompted. If you use a tnsnames
After downloading the driver, follow these steps to install it: Merge the folders if prompted
On Windows, you must add the driver path to your system environment variables so applications can find it.
Example for Windows 64-bit:
ODBC drivers act as a bridge between applications and databases. For Oracle databases, two primary types of ODBC drivers are commonly used: