feat(hogql): add funnel breakdowns

posthog/hogql/printer.py

@@ -1075,8 +1075,10 @@ def visit_window_expr(self, node: ast.WindowExpr):
             if len(node.partition_by) == 0:
                 raise HogQLException("PARTITION BY must have at least one argument")
             strings.append("PARTITION BY")
+            columns = []
             for expr in node.partition_by:
-                strings.append(self.visit(expr))
+                columns.append(self.visit(expr))
+            strings.append(", ".join(columns))
 
         if node.order_by is not None:
             if len(node.order_by) == 0:

posthog/hogql/transforms/test/__snapshots__/test_in_cohort.ambr

@@ -31,7 +31,7 @@
   FROM events LEFT JOIN (
   SELECT person_static_cohort.person_id AS cohort_person_id, 1 AS matched, person_static_cohort.cohort_id AS cohort_id 
   FROM person_static_cohort 
-  WHERE and(equals(person_static_cohort.team_id, 420), in(person_static_cohort.cohort_id, [2]))) AS __in_cohort ON equals(__in_cohort.cohort_person_id, events.person_id) 
+  WHERE and(equals(person_static_cohort.team_id, 420), in(person_static_cohort.cohort_id, [16]))) AS __in_cohort ON equals(__in_cohort.cohort_person_id, events.person_id) 
   WHERE and(equals(events.team_id, 420), 1, ifNull(equals(__in_cohort.matched, 1), 0)) 
   LIMIT 100 
   SETTINGS readonly=2, max_execution_time=60, allow_experimental_object_type=1
@@ -42,7 +42,7 @@
   FROM events LEFT JOIN (
   SELECT person_id AS cohort_person_id, 1 AS matched, cohort_id 
   FROM static_cohort_people 
-  WHERE in(cohort_id, [2])) AS __in_cohort ON equals(__in_cohort.cohort_person_id, person_id) 
+  WHERE in(cohort_id, [16])) AS __in_cohort ON equals(__in_cohort.cohort_person_id, person_id) 
   WHERE and(1, equals(__in_cohort.matched, 1)) 
   LIMIT 100
   '''
@@ -55,7 +55,7 @@
   FROM events LEFT JOIN (
   SELECT person_static_cohort.person_id AS cohort_person_id, 1 AS matched, person_static_cohort.cohort_id AS cohort_id 
   FROM person_static_cohort 
-  WHERE and(equals(person_static_cohort.team_id, 420), in(person_static_cohort.cohort_id, [3]))) AS __in_cohort ON equals(__in_cohort.cohort_person_id, events.person_id) 
+  WHERE and(equals(person_static_cohort.team_id, 420), in(person_static_cohort.cohort_id, [17]))) AS __in_cohort ON equals(__in_cohort.cohort_person_id, events.person_id) 
   WHERE and(equals(events.team_id, 420), 1, ifNull(equals(__in_cohort.matched, 1), 0)) 
   LIMIT 100 
   SETTINGS readonly=2, max_execution_time=60, allow_experimental_object_type=1
@@ -66,7 +66,7 @@
   FROM events LEFT JOIN (
   SELECT person_id AS cohort_person_id, 1 AS matched, cohort_id 
   FROM static_cohort_people 
-  WHERE in(cohort_id, [3])) AS __in_cohort ON equals(__in_cohort.cohort_person_id, person_id) 
+  WHERE in(cohort_id, [17])) AS __in_cohort ON equals(__in_cohort.cohort_person_id, person_id) 
   WHERE and(1, equals(__in_cohort.matched, 1)) 
   LIMIT 100
   '''