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Add test cases for UNNEST
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@takezoe
takezoe committed Dec 19, 2023
1 parent 09287a3 commit 359a608
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24 changes: 24 additions & 0 deletions airframe-sql/src/test/scala/wvlet/airframe/sql/analyzer/TypeResolverTest.scala
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Original file line number Diff line number Diff line change
Expand Up @@ -967,6 +967,30 @@ class TypeResolverTest extends AirSpec with ResolverTestHelper {
ResolvedAttribute("value", DataType.LongType, Some("t"), None, None, None)
)
}

test("un3: resolve UNNEST array column without CROSS JOIN") {
val p = analyze("SELECT id, n FROM A, UNNEST (name) AS t (n)")
p.outputAttributes shouldMatch { case List(c1: Attribute, c2: Attribute) =>
c1.fullName shouldBe "id"
c2.fullName shouldBe "n"
}
}

test("un4: resolve UNNEST array column with the same output name") {
val p = analyze("SELECT id, t.name FROM A CROSS JOIN UNNEST (name) AS t (name)")

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TypeResolverTest.un4: resolve UNNEST array column with the same output name 

[SyntaxError] line 1:45 name is ambiguous:
- *name:string <- A.name
- *name:?

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TypeResolverTest.un4: resolve UNNEST array column with the same output name 

[SyntaxError] line 1:45 name is ambiguous:
- *name:string <- A.name
- *name:?

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TypeResolverTest.un4: resolve UNNEST array column with the same output name 

[SyntaxError] line 1:45 name is ambiguous:
- *name:string <- A.name
- *name:?

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TypeResolverTest.un4: resolve UNNEST array column with the same output name 

[SyntaxError] line 1:45 name is ambiguous:
- *name:string <- A.name
- *name:?

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TypeResolverTest.un4: resolve UNNEST array column with the same output name 

[SyntaxError] line 1:45 name is ambiguous:
- *name:string <- A.name
- *name:?
p.outputAttributes shouldMatch { case List(c1: Attribute, c2: Attribute) =>
c1.fullName shouldBe "id"
c2.fullName shouldBe "t.name"
}
}

test("un5: resolve UNNEST array column with qualifier") {
val p = analyze("SELECT id, t.name FROM A CROSS JOIN UNNEST (A.name) AS t (name)")

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TypeResolverTest.un5: resolve UNNEST array column with qualifier 

Found unresolved expressions in:
[sql]
SELECT id, t.name FROM A CROSS JOIN UNNEST (A.name) AS t (name)
[plan]
[Project]: (id:long, name:string, name:string) => (id:long, name:?)
  - *id:long <- A.id
  - UnresolvedAttribute(t.name)
  [CrossJoin]: (id:long, name:string, name:string) => (id:long, name:string, name:string)
    - NaturalJoin
    [TableScan] default.A:  => (id:long, name:string)
    [AliasedRelation]:  => (name:string)
      - ResolvedIdentifier(Id(t))
      [Unnest]:  => (name:string)
        - *A.name:string <- A.name

[unresolved expressions]
UnresolvedAttribute(t.name)

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TypeResolverTest.un5: resolve UNNEST array column with qualifier 

Found unresolved expressions in:
[sql]
SELECT id, t.name FROM A CROSS JOIN UNNEST (A.name) AS t (name)
[plan]
[Project]: (id:long, name:string, name:string) => (id:long, name:?)
  - *id:long <- A.id
  - UnresolvedAttribute(t.name)
  [CrossJoin]: (id:long, name:string, name:string) => (id:long, name:string, name:string)
    - NaturalJoin
    [TableScan] default.A:  => (id:long, name:string)
    [AliasedRelation]:  => (name:string)
      - ResolvedIdentifier(Id(t))
      [Unnest]:  => (name:string)
        - *A.name:string <- A.name

[unresolved expressions]
UnresolvedAttribute(t.name)

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TypeResolverTest.un5: resolve UNNEST array column with qualifier 

Found unresolved expressions in:
[sql]
SELECT id, t.name FROM A CROSS JOIN UNNEST (A.name) AS t (name)
[plan]
[Project]: (id:long, name:string, name:string) => (id:long, name:?)
  - *id:long <- A.id
  - UnresolvedAttribute(t.name)
  [CrossJoin]: (id:long, name:string, name:string) => (id:long, name:string, name:string)
    - NaturalJoin
    [TableScan] default.A:  => (id:long, name:string)
    [AliasedRelation]:  => (name:string)
      - ResolvedIdentifier(Id(t))
      [Unnest]:  => (name:string)
        - *A.name:string <- A.name

[unresolved expressions]
UnresolvedAttribute(t.name)

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GitHub Actions / Scala 3

TypeResolverTest.un5: resolve UNNEST array column with qualifier 

Found unresolved expressions in:
[sql]
SELECT id, t.name FROM A CROSS JOIN UNNEST (A.name) AS t (name)
[plan]
[Project]: (id:long, name:string, name:string) => (id:long, name:?)
  - *id:long <- A.id
  - UnresolvedAttribute(t.name)
  [CrossJoin]: (id:long, name:string, name:string) => (id:long, name:string, name:string)
    - NaturalJoin
    [TableScan] default.A:  => (id:long, name:string)
    [AliasedRelation]:  => (name:string)
      - ResolvedIdentifier(Id(t))
      [Unnest]:  => (name:string)
        - *A.name:string <- A.name

[unresolved expressions]
UnresolvedAttribute(t.name)

Check failure on line 988 in airframe-sql/src/test/scala/wvlet/airframe/sql/analyzer/TypeResolverTest.scala

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GitHub Actions / Scala 3 + JDK21

TypeResolverTest.un5: resolve UNNEST array column with qualifier 

Found unresolved expressions in:
[sql]
SELECT id, t.name FROM A CROSS JOIN UNNEST (A.name) AS t (name)
[plan]
[Project]: (id:long, name:string, name:string) => (id:long, name:?)
  - *id:long <- A.id
  - UnresolvedAttribute(t.name)
  [CrossJoin]: (id:long, name:string, name:string) => (id:long, name:string, name:string)
    - NaturalJoin
    [TableScan] default.A:  => (id:long, name:string)
    [AliasedRelation]:  => (name:string)
      - ResolvedIdentifier(Id(t))
      [Unnest]:  => (name:string)
        - *A.name:string <- A.name

[unresolved expressions]
UnresolvedAttribute(t.name)
p.outputAttributes shouldMatch { case List(c1: Attribute, c2: Attribute) =>
c1.fullName shouldBe "id"
c2.fullName shouldBe "t.name"
}
}
}

test("resolve select from values") {
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