fix: Columns not visible when using a VLE. (#609)

bitnine-oss · Feb 27, 2023 · 29a7756 · 29a7756
1 parent f0ea4e1
commit 29a7756
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Showing 2 changed files with 40 additions and 1 deletion.
diff --git a/src/test/regress/expected/cypher_dml2.out b/src/test/regress/expected/cypher_dml2.out
@@ -493,10 +493,46 @@ EXPLAIN VERBOSE MATCH p=(a)-[]-(a) RETURN *;
 (20 rows)
 
 -- #609, column does not exists
+EXPLAIN MATCH (a),(a)-[*1..1]->(b) RETURN count(a);
+                                     QUERY PLAN                                      
+-------------------------------------------------------------------------------------
+ Aggregate  (cost=101.16..101.17 rows=1 width=32)
+   ->  Hash Join  (cost=37.00..98.16 rows=1200 width=46)
+         Hash Cond: ("<0000000017>"."end" = b.id)
+         ->  Nested Loop  (cost=0.00..58.00 rows=1200 width=54)
+               ->  Seq Scan on ag_vertex a  (cost=0.00..22.00 rows=1200 width=46)
+               ->  Subquery Scan on "<0000000017>"  (cost=0.00..0.02 rows=1 width=8)
+                     ->  Graph VLE [1..1]  (cost=0.00..0.01 rows=1 width=0)
+                           ->  Result  (cost=0.00..0.01 rows=1 width=48)
+         ->  Hash  (cost=22.00..22.00 rows=1200 width=8)
+               ->  Seq Scan on ag_vertex b  (cost=0.00..22.00 rows=1200 width=8)
+(10 rows)
+
 MATCH (a),(a)-[*1..1]->(b) RETURN count(a);
  count 
 -------
- 3
+ 1
+(1 row)
+
+EXPLAIN MATCH (a)-[*1..1]->(b) RETURN count(a);
+                                     QUERY PLAN                                      
+-------------------------------------------------------------------------------------
+ Aggregate  (cost=101.16..101.17 rows=1 width=32)
+   ->  Hash Join  (cost=37.00..98.16 rows=1200 width=46)
+         Hash Cond: ("<0000000019>"."end" = b.id)
+         ->  Nested Loop  (cost=0.00..58.00 rows=1200 width=54)
+               ->  Seq Scan on ag_vertex a  (cost=0.00..22.00 rows=1200 width=46)
+               ->  Subquery Scan on "<0000000019>"  (cost=0.00..0.02 rows=1 width=8)
+                     ->  Graph VLE [1..1]  (cost=0.00..0.01 rows=1 width=0)
+                           ->  Result  (cost=0.00..0.01 rows=1 width=48)
+         ->  Hash  (cost=22.00..22.00 rows=1200 width=8)
+               ->  Seq Scan on ag_vertex b  (cost=0.00..22.00 rows=1200 width=8)
+(10 rows)
+
+MATCH (a)-[*1..1]->(b) RETURN count(a);
+ count 
+-------
+ 1
 (1 row)
 
 DROP GRAPH cypher_dml2 CASCADE;

diff --git a/src/test/regress/sql/cypher_dml2.sql b/src/test/regress/sql/cypher_dml2.sql
@@ -242,6 +242,9 @@ EXPLAIN VERBOSE MATCH (a)-[]-(a) RETURN *;
 EXPLAIN VERBOSE MATCH p=(a)-[]-(a) RETURN *;
 
 -- #609, column does not exists
+EXPLAIN MATCH (a),(a)-[*1..1]->(b) RETURN count(a);
 MATCH (a),(a)-[*1..1]->(b) RETURN count(a);
+EXPLAIN MATCH (a)-[*1..1]->(b) RETURN count(a);
+MATCH (a)-[*1..1]->(b) RETURN count(a);
 
 DROP GRAPH cypher_dml2 CASCADE;