Search results
27 sie 2008 · The easiest way to unit test an object with database access is using transaction scopes. For example: [Test] [ExpectedException(typeof(NotFoundException))] public void DeleteAttendee() { using(TransactionScope scope = new TransactionScope()) { Attendee anAttendee = Attendee.Get(3); anAttendee.Delete(); anAttendee.Save(); //Try reloading.
Test MySQL Connector. To test if the installation was successful, or if you already have "MySQL Connector" installed, create a Python page with the following content:
31 sie 2020 · How to Create and Manipulate SQL Databases with Python. By Craig Dickson. Python and SQL are two of the most important languages for Data Analysts. In this article I will walk you through everything you need to know to connect Python and SQL.
6 mar 2023 · This article discussed several techniques for testing and debugging SQL queries with Python, including the creation of test cases and the use of Python to print the query string and intermediate results for issue identification.
Our SQL tutorial will teach you how to use SQL in: MySQL, SQL Server, MS Access, Oracle, Sybase, Informix, Postgres, and other database systems. Start learning SQL now » Examples in Each Chapter
19 lip 2020 · Python testing using unittest with a mock SQL database. Create a mock database for testing and patch it into the production code using the mock package.
25 mar 2021 · I'll explain the key differences of each database and the corresponding use cases. And I'll end the article with some Python code. The code will show you how to write a SQL query to pull data from a PostgreSQL database and store the data in a pandas data frame.
