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Fix issue 2245 - Creating more than 41 vlabels causes crash in drop_graph #2248

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Merged
MuhammadTahaNaveed merged 1 commit into from
Nov 19, 2025
Merged

Fix issue 2245 - Creating more than 41 vlabels causes crash in drop_graph #2248

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141 changes: 140 additions & 1 deletion regress/expected/catalog.out
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Original file line number Diff line number Diff line change
Expand Up @@ -457,7 +457,146 @@ NOTICE: graph does not exist
(1 row)

DROP FUNCTION raise_notice(TEXT);
-- dropping the graph
--
-- Fix issue 2245 - Creating more than 41 vlabels causes drop_graph to fail with
-- label (relation) cache corrupted
--
-- this result will change if another graph was created prior to this point.
SELECT count(*) FROM ag_label;
count
-------
2
(1 row)

SELECT * FROM create_graph('issue_2245');
NOTICE: graph "issue_2245" has been created
create_graph
--------------

(1 row)

SELECT * FROM cypher('issue_2245', $$
CREATE (a1:Part1 {part_num: '123'}), (a2:Part2 {part_num: '345'}), (a3:Part3 {part_num: '456'}),
(a4:Part4 {part_num: '789'}), (a5:Part5 {part_num: '123'}), (a6:Part6 {part_num: '345'}),
(a7:Part7 {part_num: '456'}), (a8:Part8 {part_num: '789'}), (a9:Part9 {part_num: '123'}),
(a10:Part10 {part_num: '345'}), (a11:Part11 {part_num: '456'}), (a12:Part12 {part_num: '789'}),
(a13:Part13 {part_num: '123'}), (a14:Part14 {part_num: '345'}), (a15:Part15 {part_num: '456'}),
(a16:Part16 {part_num: '789'}), (a17:Part17 {part_num: '123'}), (a18:Part18 {part_num: '345'}),
(a19:Part19 {part_num: '456'}), (a20:Part20 {part_num: '789'}), (a21:Part21 {part_num: '123'}),
(a22:Part22 {part_num: '345'}), (a23:Part23 {part_num: '456'}), (a24:Part24 {part_num: '789'}),
(a25:Part25 {part_num: '123'}), (a26:Part26 {part_num: '345'}), (a27:Part27 {part_num: '456'}),
(a28:Part28 {part_num: '789'}), (a29:Part29 {part_num: '789'}), (a30:Part30 {part_num: '123'}),
(a31:Part31 {part_num: '345'}), (a32:Part32 {part_num: '456'}), (a33:Part33 {part_num: '789'}),
(a34:Part34 {part_num: '123'}), (a35:Part35 {part_num: '345'}), (a36:Part36 {part_num: '456'}),
(a37:Part37 {part_num: '789'}), (a38:Part38 {part_num: '123'}), (a39:Part39 {part_num: '345'}),
(a40:Part40 {part_num: '456'}), (a41:Part41 {part_num: '789'}), (a42:Part42 {part_num: '345'}),
(a43:Part43 {part_num: '456'}), (a44:Part44 {part_num: '789'}), (a45:Part45 {part_num: '456'}),
(a46:Part46 {part_num: '789'}), (a47:Part47 {part_num: '456'}), (a48:Part48 {part_num: '789'}),
(a49:Part49 {part_num: '789'}), (a50:Part50 {part_num: '456'}), (a51:Part51 {part_num: '789'})
$$) AS (result agtype);
result
--------
(0 rows)

SELECT count(*) FROM ag_label;
count
-------
55
(1 row)

SELECT drop_graph('issue_2245', true);
NOTICE: drop cascades to 53 other objects
DETAIL: drop cascades to table issue_2245._ag_label_vertex
drop cascades to table issue_2245._ag_label_edge
drop cascades to table issue_2245."Part1"
drop cascades to table issue_2245."Part2"
drop cascades to table issue_2245."Part3"
drop cascades to table issue_2245."Part4"
drop cascades to table issue_2245."Part5"
drop cascades to table issue_2245."Part6"
drop cascades to table issue_2245."Part7"
drop cascades to table issue_2245."Part8"
drop cascades to table issue_2245."Part9"
drop cascades to table issue_2245."Part10"
drop cascades to table issue_2245."Part11"
drop cascades to table issue_2245."Part12"
drop cascades to table issue_2245."Part13"
drop cascades to table issue_2245."Part14"
drop cascades to table issue_2245."Part15"
drop cascades to table issue_2245."Part16"
drop cascades to table issue_2245."Part17"
drop cascades to table issue_2245."Part18"
drop cascades to table issue_2245."Part19"
drop cascades to table issue_2245."Part20"
drop cascades to table issue_2245."Part21"
drop cascades to table issue_2245."Part22"
drop cascades to table issue_2245."Part23"
drop cascades to table issue_2245."Part24"
drop cascades to table issue_2245."Part25"
drop cascades to table issue_2245."Part26"
drop cascades to table issue_2245."Part27"
drop cascades to table issue_2245."Part28"
drop cascades to table issue_2245."Part29"
drop cascades to table issue_2245."Part30"
drop cascades to table issue_2245."Part31"
drop cascades to table issue_2245."Part32"
drop cascades to table issue_2245."Part33"
drop cascades to table issue_2245."Part34"
drop cascades to table issue_2245."Part35"
drop cascades to table issue_2245."Part36"
drop cascades to table issue_2245."Part37"
drop cascades to table issue_2245."Part38"
drop cascades to table issue_2245."Part39"
drop cascades to table issue_2245."Part40"
drop cascades to table issue_2245."Part41"
drop cascades to table issue_2245."Part42"
drop cascades to table issue_2245."Part43"
drop cascades to table issue_2245."Part44"
drop cascades to table issue_2245."Part45"
drop cascades to table issue_2245."Part46"
drop cascades to table issue_2245."Part47"
drop cascades to table issue_2245."Part48"
drop cascades to table issue_2245."Part49"
drop cascades to table issue_2245."Part50"
drop cascades to table issue_2245."Part51"
NOTICE: graph "issue_2245" has been dropped
drop_graph
------------

(1 row)

-- this result should be the same as the one before the create_graph
SELECT count(*) FROM ag_label;
count
-------
2
(1 row)

-- create the graph again
SELECT * FROM create_graph('issue_2245');
NOTICE: graph "issue_2245" has been created
create_graph
--------------

(1 row)

SELECT count(*) FROM ag_label;
count
-------
4
(1 row)

-- dropping the graphs
SELECT drop_graph('issue_2245', true);
NOTICE: drop cascades to 2 other objects
DETAIL: drop cascades to table issue_2245._ag_label_vertex
drop cascades to table issue_2245._ag_label_edge
NOTICE: graph "issue_2245" has been dropped
drop_graph
------------

(1 row)

SELECT drop_graph('graph', true);
NOTICE: drop cascades to 2 other objects
DETAIL: drop cascades to table graph._ag_label_vertex
Expand Down
42 changes: 41 additions & 1 deletion regress/sql/catalog.sql
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Original file line number Diff line number Diff line change
Expand Up @@ -193,5 +193,45 @@ SELECT raise_notice('graph1');

DROP FUNCTION raise_notice(TEXT);

-- dropping the graph
--
-- Fix issue 2245 - Creating more than 41 vlabels causes drop_graph to fail with
-- label (relation) cache corrupted
--

-- this result will change if another graph was created prior to this point.
SELECT count(*) FROM ag_label;

SELECT * FROM create_graph('issue_2245');
SELECT * FROM cypher('issue_2245', $$
CREATE (a1:Part1 {part_num: '123'}), (a2:Part2 {part_num: '345'}), (a3:Part3 {part_num: '456'}),
(a4:Part4 {part_num: '789'}), (a5:Part5 {part_num: '123'}), (a6:Part6 {part_num: '345'}),
(a7:Part7 {part_num: '456'}), (a8:Part8 {part_num: '789'}), (a9:Part9 {part_num: '123'}),
(a10:Part10 {part_num: '345'}), (a11:Part11 {part_num: '456'}), (a12:Part12 {part_num: '789'}),
(a13:Part13 {part_num: '123'}), (a14:Part14 {part_num: '345'}), (a15:Part15 {part_num: '456'}),
(a16:Part16 {part_num: '789'}), (a17:Part17 {part_num: '123'}), (a18:Part18 {part_num: '345'}),
(a19:Part19 {part_num: '456'}), (a20:Part20 {part_num: '789'}), (a21:Part21 {part_num: '123'}),
(a22:Part22 {part_num: '345'}), (a23:Part23 {part_num: '456'}), (a24:Part24 {part_num: '789'}),
(a25:Part25 {part_num: '123'}), (a26:Part26 {part_num: '345'}), (a27:Part27 {part_num: '456'}),
(a28:Part28 {part_num: '789'}), (a29:Part29 {part_num: '789'}), (a30:Part30 {part_num: '123'}),
(a31:Part31 {part_num: '345'}), (a32:Part32 {part_num: '456'}), (a33:Part33 {part_num: '789'}),
(a34:Part34 {part_num: '123'}), (a35:Part35 {part_num: '345'}), (a36:Part36 {part_num: '456'}),
(a37:Part37 {part_num: '789'}), (a38:Part38 {part_num: '123'}), (a39:Part39 {part_num: '345'}),
(a40:Part40 {part_num: '456'}), (a41:Part41 {part_num: '789'}), (a42:Part42 {part_num: '345'}),
(a43:Part43 {part_num: '456'}), (a44:Part44 {part_num: '789'}), (a45:Part45 {part_num: '456'}),
(a46:Part46 {part_num: '789'}), (a47:Part47 {part_num: '456'}), (a48:Part48 {part_num: '789'}),
(a49:Part49 {part_num: '789'}), (a50:Part50 {part_num: '456'}), (a51:Part51 {part_num: '789'})
$$) AS (result agtype);

SELECT count(*) FROM ag_label;
SELECT drop_graph('issue_2245', true);

-- this result should be the same as the one before the create_graph
SELECT count(*) FROM ag_label;

-- create the graph again
SELECT * FROM create_graph('issue_2245');
SELECT count(*) FROM ag_label;

-- dropping the graphs
SELECT drop_graph('issue_2245', true);
SELECT drop_graph('graph', true);
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