| Project [ntile(4) OVER (PARTITION BY a ORDER BY id ASC NULLS FIRST ROWS BETWEEN UNBOUNDED PRECEDING AND CURRENT ROW)#0] |
| +- Project [a#0, id#0L, ntile(4) OVER (PARTITION BY a ORDER BY id ASC NULLS FIRST ROWS BETWEEN UNBOUNDED PRECEDING AND CURRENT ROW)#0, ntile(4) OVER (PARTITION BY a ORDER BY id ASC NULLS FIRST ROWS BETWEEN UNBOUNDED PRECEDING AND CURRENT ROW)#0] |
| +- Window [ntile(4) windowspecdefinition(a#0, id#0L ASC NULLS FIRST, specifiedwindowframe(RowFrame, unboundedpreceding$(), currentrow$())) AS ntile(4) OVER (PARTITION BY a ORDER BY id ASC NULLS FIRST ROWS BETWEEN UNBOUNDED PRECEDING AND CURRENT ROW)#0], [a#0], [id#0L ASC NULLS FIRST] |
| +- Project [a#0, id#0L] |
| +- LocalRelation <empty>, [id#0L, a#0, b#0, d#0, e#0, f#0, g#0] |
