What is CSV Outer Join?

Merge CSV files using an outer join. Combine all data from both files, including non-matching rows.

How it works

1

Upload many files

Work with multiple CSV files for data analysis. Easily import multiple files, view file stats, and add data to your pipeline. Supports header parsing and drag-and-drop functionality, enabling you to quickly start working with your datasets.

2

Merge by outer join

Outer join enables you to combine all rows from multiple sources, preserving all data and filling gaps with nulls. Select join columns, choose from various merge types, and instantly view results. Streamlines data integration tasks.

3

See the data

Visualize and explore tabular data effortlessly. Render interactive tables with pagination, dynamic column headers, and data type indicators. Easily navigate large datasets, view data types at a glance, and handle both single and multiple table views.

4

Export

Export your data in various formats (JSON, CSV, TSV, TXT, MD, JSONL) with a single click. Preview, copy, or download the formatted output. Customize JSON formatting and easily switch between export types, empowering you to share and analyze your data effortlessly.