The window columns of a ViewConfig, keyed by output column alias - symmetric with expressions ({"name": {...spec}}). An alias must not collide with a Table column, expression alias, or another window's key.
ViewConfig
expressions
{"name": {...spec}}
Table
The window columns of a
ViewConfig, keyed by output column alias - symmetric withexpressions({"name": {...spec}}). An alias must not collide with aTablecolumn, expression alias, or another window's key.