Python pandas read sql with parameters

1. first, you need to import the necessary libraries:

2. next, establish a connection to your sql database. in this example, we will use sqlite as the database:

3. define the sql query with placeholders for parameters. you can use `?` as a placeholder for each parameter:

4. create a tuple with the parameter values to be passed to the sql query:

6. finally, close the database connection after you have finished working with the data:

in this example, we read data from the sqlite database using the parameter 'value' in the `column_name` column of the `my_table` table.

here is a complete example that combines all the steps above:

make sure to modify the database connection details and sql query according to your specific database setup and requirements.

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