Merging—Types of Joins

Understand the types of JOIN operations that can be applied to pandas DataFrames.


While concatenation allows us to stitch DataFrames along the row or column axis, it doesn’t give us full flexibility in implementing the different ways of combining DataFrames.

Joins are how different datasets are combined to bring various important information together. For example, given a set of online transaction data, we would want to connect them to customer information to understand spending patterns at the demographic level.

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