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sql_dir = os.path.join(self.format_dir, 'sql', 'extras') if not os.path.exists(sql_dir): os.makedirs(sql_dir) cross_reference_files = [f for f in os.listdir(json_dir ...
ABSTRACT: In the era of great informational quantity, the presence of technologies that assist in the extraction, transformation, and loading of data has become increasingly necessary. The term Big ...
We are rewriting a large Django application which uses a MySQL database, and the database schema needs to undergo major modifications. We're also porting the app to use PostgreSQL, for a couple of ...