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Fix VLE queries failing on read-only replicas (#2160) #2345

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Merged
jrgemignani merged 1 commit into from
Feb 27, 2026
+6 −6
Merged

Fix VLE queries failing on read-only replicas (#2160) #2345

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12 changes: 6 additions & 6 deletions src/backend/utils/adt/age_global_graph.c
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Original file line number Diff line number Diff line change
Expand Up @@ -215,7 +215,7 @@ static List *get_ag_labels_names(Snapshot snapshot, Oid graph_oid,
F_CHAREQ, CharGetDatum(label_type));

/* setup the table to be scanned, ag_label in this case */
ag_label = table_open(ag_label_relation_id(), ShareLock);
ag_label = table_open(ag_label_relation_id(), AccessShareLock);
scan_desc = table_beginscan(ag_label, snapshot, 2, scan_keys);

/* get the tupdesc - we don't need to release this one */
Expand All @@ -241,7 +241,7 @@ static List *get_ag_labels_names(Snapshot snapshot, Oid graph_oid,

/* close up scan */
table_endscan(scan_desc);
table_close(ag_label, ShareLock);
table_close(ag_label, AccessShareLock);

return labels;
}
Expand Down Expand Up @@ -493,7 +493,7 @@ static void load_vertex_hashtable(GRAPH_global_context *ggctx)
vertex_label_table_oid = get_relname_relid(vertex_label_name,
graph_namespace_oid);
/* open the relation (table) and begin the scan */
graph_vertex_label = table_open(vertex_label_table_oid, ShareLock);
graph_vertex_label = table_open(vertex_label_table_oid, AccessShareLock);
scan_desc = table_beginscan(graph_vertex_label, snapshot, 0, NULL);
/* get the tupdesc - we don't need to release this one */
tupdesc = RelationGetDescr(graph_vertex_label);
Expand Down Expand Up @@ -544,7 +544,7 @@ static void load_vertex_hashtable(GRAPH_global_context *ggctx)

/* end the scan and close the relation */
table_endscan(scan_desc);
table_close(graph_vertex_label, ShareLock);
table_close(graph_vertex_label, AccessShareLock);
}
}

Expand Down Expand Up @@ -601,7 +601,7 @@ static void load_edge_hashtable(GRAPH_global_context *ggctx)
edge_label_table_oid = get_relname_relid(edge_label_name,
graph_namespace_oid);
/* open the relation (table) and begin the scan */
graph_edge_label = table_open(edge_label_table_oid, ShareLock);
graph_edge_label = table_open(edge_label_table_oid, AccessShareLock);
scan_desc = table_beginscan(graph_edge_label, snapshot, 0, NULL);
/* get the tupdesc - we don't need to release this one */
tupdesc = RelationGetDescr(graph_edge_label);
Expand Down Expand Up @@ -678,7 +678,7 @@ static void load_edge_hashtable(GRAPH_global_context *ggctx)

/* end the scan and close the relation */
table_endscan(scan_desc);
table_close(graph_edge_label, ShareLock);
table_close(graph_edge_label, AccessShareLock);
}
}

Expand Down