# gdtest_tbl_preview > Showcase for the tbl_preview() table preview feature ## Docs ### API Reference - [sample_scores](reference/sample_scores.html): Generate a student scores dataset - [sample_inventory](reference/sample_inventory.html): Generate a product inventory dataset - [sample_wide](reference/sample_wide.html): Generate a wide dataset with many columns - [sample_missing](reference/sample_missing.html): Generate a dataset riddled with missing values - [sample_types](reference/sample_types.html): Generate a dataset that exercises many Python types