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Using the CData ODBC Driver for HarperDB in PyCharm
Connect to HarperDB as an ODBC data source in PyCharm using the CData ODBC Driver for HarperDB.
The CData ODBC Drivers can be used in any environment that supports loading an ODBC Driver. In this tutorial we will explore using the CData ODBC Driver for HarperDB from within PyCharm. Included are steps for adding the CData ODBC Driver as a data source, as well as basic PyCharm code to query the data source and display results.
To begin, this tutorial will assume that you have already installed the CData ODBC Driver for HarperDB as well as PyCharm.
Add Pyodbc to the Project
Follow the steps below to add the pyodbc module to your project.
- Click File -> Settings to open the project settings window.
- Click Project Interpreter from the Project: YourProjectName menu.
- To add pyodbc, click the + button and enter pyodbc.
- Click Install Package to install pyodbc.
Connect to HarperDB
You can now connect with an ODBC connection string or a DSN. See the Getting Started section in the CData driver documentation for a guide to creating a DSN on your OS.
Set the Server, User, and Password connection properties to connect to HarperDB. Set UseSSL to secure connections with TLS/SSL.
Below is the syntax for a DSN:
[CData HarperDB Source]
Driver = CData ODBC Driver for HarperDB
Description = My Description
Server = 127.0.0.1
User = admin
Password = 1234
Execute SQL to HarperDB
Instantiate a Cursor and use the execute method of the Cursor class to execute any SQL statement.
import pyodbc
cnxn = pyodbc.connect('DRIVER={CData ODBC Driver for HarperDB};Server = 127.0.0.1;User = admin;Password = 1234;')
cursor = cnxn.cursor()
cursor.execute("SELECT City, CompanyName FROM Customers WHERE Country = 'US'")
rows = cursor.fetchall()
for row in rows:
print(row.City, row.CompanyName)
After connecting to HarperDB in PyCharm using the CData ODBC Driver, you will be able to build Python apps with access to HarperDB data as if it were a standard database. If you have any questions, comments, or feedback regarding this tutorial, please contact us at [email protected].
Ready to get started?
Download a free trial of the HarperDB ODBC Driver to get started:
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HarperDB ODBC Driver
The HarperDB ODBC Driver is a powerful tool that allows you to connect with live data from HarperDB, directly from any applications that support ODBC connectivity.
Access HarperDB data like you would a relational database - read, write, and update HarperDB through a standard ODBC Driver interface.