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Sql Set Operation Simulator

Simulate single-column text set operations. Trim nonempty lines; comparison optionally lowercases; retain the first original spelling. UNION ALL preserves duplicates, other modes are distinct. This is not SQL collation, NULL or multicolumn semantics. Each side 32 KiB / 1,000 lines.

sql-set-operation-simulatorLOCAL WORKSPACE

Enabling local controls…

Inputs and settings

Processed in this tab without uploading or storing inputs. Each text field is limited to 32 KiB and complete output to 1 MiB; additional format and model limits apply.

Results

Review the settings and run. Editing inputs clears old results.

Processing model and limits

Simulate single-column text set operations. Trim nonempty lines; comparison optionally lowercases; retain the first original spelling. UNION ALL preserves duplicates, other modes are distinct. This is not SQL collation, NULL or multicolumn semantics. Each side 32 KiB / 1,000 lines.

Data and model checked: PostgreSQL combining queries ↗Source tool controls ↗

How to use this tool

Load the example, confirm field units and processing rules, then run locally. Editing any input clears the old result. Copy or download the complete output explicitly.

When not to use it

Simulate single-column text set operations. Trim nonempty lines; comparison optionally lowercases; retain the first original spelling. UNION ALL preserves duplicates, other modes are distinct. This is not SQL collation, NULL or multicolumn semantics. Each side 32 KiB / 1,000 lines.