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Merge DataFrame or named Series objects with a database-style join. A named Series object is treated as a DataFrame with a single named column. The join is done on columns or indexes. If joining …

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Jul 23, 2025 · The `merge ()` function allows you to combine two DataFrames based on a common column or index. In this article, we will explore how to merge DataFrames using various options and …

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The merge() method updates the content of two DataFrame by merging them together, using the specified method (s). Use the parameters to control which values to keep and which to replace.

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