Skip to content

Fix GroupBy validation for queries with Having #3267

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
merged 4 commits into from
Oct 16, 2025
Merged

Fix GroupBy validation for queries with Having #3267

Show file tree
Hide file tree
Changes from 3 commits
Commits
Show all changes
4 commits
Select commit Hold shift + click to select a range
f9fa840
add aggregate dependency column back to analyzeHaving, skip having ch…
angelamayxie Oct 15, 2025
777fc9c
add test
angelamayxie Oct 15, 2025
e64408d
update planbuilder tests
angelamayxie Oct 15, 2025
17278ed
added explanation comment
angelamayxie Oct 15, 2025
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
5 changes: 5 additions & 0 deletions enginetest/queries/queries.go
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -9181,6 +9181,11 @@ from typestable`,
Query: "select pk, (select max(pk) from one_pk where pk < opk.pk) as x from one_pk opk",
Expected: []sql.Row{{0, nil}, {1, 0}, {2, 1}, {3, 2}},
},
{
// https://github.com/dolthub/dolt/issues/9963
Query: "select max(i) as max_i from mytable having max(i) < 3",
Expected: []sql.Row{},
},
}

var KeylessQueries = []QueryTest{
Expand Down
6 changes: 3 additions & 3 deletions enginetest/queries/tpcc_plans.go
View file
Open in desktop

Some generated files are not rendered by default. Learn more about how customized files appear on GitHub.

26 changes: 13 additions & 13 deletions enginetest/queries/tpch_plans.go
View file
Open in desktop

Some generated files are not rendered by default. Learn more about how customized files appear on GitHub.

11 changes: 9 additions & 2 deletions sql/analyzer/validation_rules.go
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -251,9 +251,13 @@ func validateGroupBy(ctx *sql.Context, a *Analyzer, n sql.Node, scope *plan.Scop
}

var err error
var parent sql.Node
var project *plan.Project
var orderBy *plan.Sort
transform.Inspect(n, func(n sql.Node) bool {
defer func() {
parent = n
}()
switch n := n.(type) {
case *plan.GroupBy:
var noGroupBy bool
Expand Down Expand Up @@ -334,8 +338,10 @@ func validateGroupBy(ctx *sql.Context, a *Analyzer, n sql.Node, scope *plan.Scop
}
}
case *plan.Project:
project = n
orderBy = nil
if _, isHaving := parent.(*plan.Having); !isHaving {
project = n
orderBy = nil
}
case *plan.Sort:
orderBy = n
}
Expand Down Expand Up @@ -406,6 +412,7 @@ func resolveExpr(expr sql.Expression, selectDeps map[string]sql.Expression, grou
switch expr := expr.(type) {
case *expression.Alias:
if dep, ok := selectDeps[strings.ToLower(expr.Child.String())]; ok {
selectDeps[strings.ToLower(expr.Name())] = dep
return dep, transform.NewTree, nil
}
case *expression.GetField:
Expand Down
1 change: 0 additions & 1 deletion sql/planbuilder/aggregates.go
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -885,7 +885,6 @@ func (b *Builder) analyzeHaving(fromScope, projScope *scope, having *ast.Where)
// record aggregate
// TODO: this should get projScope as well
_ = b.buildAggregateFunc(fromScope, name, n)
return false, nil
} else if isWindowFunc(name) {
_ = b.buildWindowFunc(fromScope, name, n, (*ast.WindowDef)(n.Over))
}
Expand Down
18 changes: 9 additions & 9 deletions sql/planbuilder/parse_test.go
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -230,9 +230,9 @@ Project
│ ├─ avg(cte.x):5
│ └─ 0 (tinyint)
└─ Project
├─ columns: [avg(cte.x):5, 1 (tinyint)->x:4]
├─ columns: [avg(cte.x):5, cte.x:3!null, 1 (tinyint)->x:4]
└─ GroupBy
├─ select: AVG(cte.x:3!null)
├─ select: AVG(cte.x:3!null), cte.x:3!null
├─ group:
└─ SubqueryAlias
├─ name: cte
Expand Down Expand Up @@ -260,9 +260,9 @@ Project
│ ├─ avg(xy.x):5
│ └─ 0 (tinyint)
└─ Project
├─ columns: [avg(xy.x):5, 1 (tinyint)->x:4]
├─ columns: [avg(xy.x):5, xy.x:1!null, 1 (tinyint)->x:4]
└─ GroupBy
├─ select: AVG(xy.x:1!null)
├─ select: AVG(xy.x:1!null), xy.x:1!null
├─ group:
└─ Table
├─ name: xy
Expand Down Expand Up @@ -1029,7 +1029,7 @@ Project
│ ├─ sum((xy.y * xy.z)):4!null
│ └─ 1 (tinyint)
└─ GroupBy
├─ select: SUM((xy.y:2!null * xy.z:3!null)), xy.x:1!null
├─ select: SUM((xy.y:2!null * xy.z:3!null)), xy.x:1!null, xy.y:2!null, xy.z:3!null
├─ group: xy.x:1!null
└─ Table
├─ name: xy
Expand Down Expand Up @@ -1691,9 +1691,9 @@ Project
│ │ ├─ count(uv.u):7!null
│ │ └─ 1 (bigint)
│ └─ Project
│ ├─ columns: [count(uv.u):7!null, count(uv.u):7!null->count_1:8]
│ ├─ columns: [count(uv.u):7!null, uv.u:4!null, count(uv.u):7!null->count_1:8]
│ └─ GroupBy
│ ├─ select: COUNT(uv.u:4!null)
│ ├─ select: COUNT(uv.u:4!null), uv.u:4!null
│ ├─ group: uv.u:4!null
│ └─ Filter
│ ├─ Eq
Expand Down Expand Up @@ -2156,9 +2156,9 @@ Project
├─ NOT
│ └─ avg(-xy.y):5 IS NULL
└─ Project
├─ columns: [avg(-xy.y):5, xy.x:1!null, xy.x:1!null->y:4]
├─ columns: [avg(-xy.y):5, xy.x:1!null, xy.y:2!null, xy.x:1!null->y:4]
└─ GroupBy
├─ select: AVG(-xy.y), xy.x:1!null
├─ select: AVG(-xy.y), xy.x:1!null, xy.y:2!null
├─ group: xy.x:1!null
└─ Table
├─ name: xy
Expand Down