diff --git a/cmd/api/src/api/tools/pg.go b/cmd/api/src/api/tools/pg.go
index b9efd2365d..718c42e198 100644
--- a/cmd/api/src/api/tools/pg.go
+++ b/cmd/api/src/api/tools/pg.go
@@ -236,6 +236,8 @@ func (s *PGMigrator) SwitchPostgreSQL(response http.ResponseWriter, request *htt
 		api.WriteJSONResponse(request.Context(), map[string]any{
 			"error": fmt.Errorf("failed connecting to PostgreSQL: %w", err),
 		}, http.StatusInternalServerError, response)
+	} else if err := pgDB.AssertSchema(request.Context(), s.graphSchema); err != nil {
+		log.Errorf("Unable to assert graph schema in PostgreSQL: %v", err)
 	} else if err := SetGraphDriver(request.Context(), s.cfg, pg.DriverName); err != nil {
 		api.WriteJSONResponse(request.Context(), map[string]any{
 			"error": fmt.Errorf("failed updating graph database driver preferences: %w", err),
diff --git a/packages/go/dawgs/drivers/pg/pg_integration_test.go b/packages/go/dawgs/drivers/pg/pg_integration_test.go
index bde5d11196..657789cb25 100644
--- a/packages/go/dawgs/drivers/pg/pg_integration_test.go
+++ b/packages/go/dawgs/drivers/pg/pg_integration_test.go
@@ -23,6 +23,8 @@ import (
 	"context"
 	"testing"
 
+	"github.com/specterops/bloodhound/src/test/integration"
+
 	"github.com/specterops/bloodhound/dawgs"
 	"github.com/specterops/bloodhound/dawgs/drivers/pg"
 	"github.com/specterops/bloodhound/dawgs/graph"
@@ -33,25 +35,10 @@ import (
 	"github.com/stretchr/testify/require"
 )
 
-const murderDB = `
-do
-$$
-declare
-	t text;
-begin
-	for t in select relname from pg_class where oid in (select partrelid from pg_partitioned_table)
-		loop
-			execute 'drop table ' || t || ' cascade';
-		end loop;
-
-	for t in select table_name from information_schema.tables where table_schema = current_schema() and not table_name ilike '%pg_stat%'
-		loop
-			execute 'drop table ' || t || ' cascade';
-		end loop;
-end
-$$;`
-
 func Test_ResetDB(t *testing.T) {
+	// We don't need the reference to the DB but this will ensure that the canonical DB wipe method is called
+	integration.SetupDB(t)
+
 	ctx, done := context.WithCancel(context.Background())
 	defer done()
 
@@ -63,7 +50,6 @@ func Test_ResetDB(t *testing.T) {
 	})
 	require.Nil(t, err)
 
-	require.Nil(t, graphDB.Run(ctx, murderDB, nil))
 	require.Nil(t, graphDB.AssertSchema(ctx, graphschema.DefaultGraphSchema()))
 
 	require.Nil(t, graphDB.WriteTransaction(ctx, func(tx graph.Transaction) error {
@@ -108,3 +94,31 @@ func TestPG(t *testing.T) {
 		return tx.Query("match p = (s:User)-[*..]->(:Computer) return p", nil).Error()
 	}))
 }
+
+// TestInt64SequenceIDs is a test that validates against a regression in any logic that originally used graph IDs.
+// Before this test and its related changes, graph IDs were stored as uint32 values. Scale of graphs necessitated
+// a change to an int64 ID space, however, the nuance of this refactor revealed several bugs and assumptions in
+// query formatting as well as business logic.
+//
+// This test represents validating that an instance can insert a node or an edge that has an ID greater than the maximum
+// value of an int32 graph ID.
+func TestInt64SequenceIDs(t *testing.T) {
+	var (
+		// We don't need the reference to the DB but this will ensure that the canonical DB wipe method is called
+		_                = integration.SetupDB(t)
+		graphTestContext = integration.NewGraphTestContext(t, graphschema.DefaultGraphSchema())
+	)
+
+	if pg.IsPostgreSQLGraph(graphTestContext.Graph.Database) {
+		// Move the ID space out past an int32's max value
+		require.Nil(t, graphTestContext.Graph.Database.Run(context.Background(), "alter sequence node_id_seq restart with 2147483648;", make(map[string]any)))
+		require.Nil(t, graphTestContext.Graph.Database.Run(context.Background(), "alter sequence edge_id_seq restart with 2147483648;", make(map[string]any)))
+	}
+
+	var (
+		// Create two users, chuck and steve where chuck has GenericAll on steve
+		chuckNode = graphTestContext.NewNode(graph.AsProperties(map[string]any{"name": "chuck"}), ad.User, ad.Entity)
+		steveNode = graphTestContext.NewNode(graph.AsProperties(map[string]any{"name": "steve"}), ad.User, ad.Entity)
+		_         = graphTestContext.NewRelationship(chuckNode, steveNode, ad.GenericAll)
+	)
+}
diff --git a/packages/go/dawgs/drivers/pg/query/format.go b/packages/go/dawgs/drivers/pg/query/format.go
index ce7fcbe3bd..ca52dcd284 100644
--- a/packages/go/dawgs/drivers/pg/query/format.go
+++ b/packages/go/dawgs/drivers/pg/query/format.go
@@ -122,7 +122,7 @@ func FormatNodeUpsert(graphTarget model.Graph, identityProperties []string) stri
 	return join(
 		"insert into ", graphTarget.Partitions.Node.Name, " as n ",
 		"(graph_id, kind_ids, properties) ",
-		"select $1::int4, unnest($2::text[])::int2[], unnest($3::jsonb[]) ",
+		"select $1, unnest($2::text[])::int2[], unnest($3::jsonb[]) ",
 		formatConflictMatcher(identityProperties, "id, graph_id"),
 		"do update set properties = n.properties || excluded.properties, kind_ids = uniq(sort(n.kind_ids || excluded.kind_ids)) ",
 		"returning id;",
@@ -132,7 +132,7 @@ func FormatNodeUpsert(graphTarget model.Graph, identityProperties []string) stri
 func FormatRelationshipPartitionUpsert(graphTarget model.Graph, identityProperties []string) string {
 	return join("insert into ", graphTarget.Partitions.Edge.Name, " as e ",
 		"(graph_id, start_id, end_id, kind_id, properties) ",
-		"select $1::int4, unnest($2::int4[]), unnest($3::int4[]), unnest($4::int2[]), unnest($5::jsonb[]) ",
+		"select $1, unnest($2::int8[]), unnest($3::int8[]), unnest($4::int2[]), unnest($5::jsonb[]) ",
 		formatConflictMatcher(identityProperties, "graph_id, start_id, end_id, kind_id"),
 		"do update set properties = e.properties || excluded.properties;",
 	)
diff --git a/packages/go/dawgs/drivers/pg/query/sql/schema_up.sql b/packages/go/dawgs/drivers/pg/query/sql/schema_up.sql
index d4f6444b13..3ba6038445 100644
--- a/packages/go/dawgs/drivers/pg/query/sql/schema_up.sql
+++ b/packages/go/dawgs/drivers/pg/query/sql/schema_up.sql
@@ -93,7 +93,7 @@ $$
   begin
     create type nodeComposite as
     (
-      id         integer,
+      id         bigint,
       kind_ids   smallint[8],
       properties jsonb
     );
@@ -133,9 +133,9 @@ $$
   begin
     create type edgeComposite as
     (
-      id         integer,
-      start_id   integer,
-      end_id     integer,
+      id         bigint,
+      start_id   bigint,
+      end_id     bigint,
       kind_id    smallint,
       properties jsonb
     );
diff --git a/packages/go/dawgs/drivers/pg/statements.go b/packages/go/dawgs/drivers/pg/statements.go
index b7d3777f33..4b18c5929d 100644
--- a/packages/go/dawgs/drivers/pg/statements.go
+++ b/packages/go/dawgs/drivers/pg/statements.go
@@ -19,7 +19,7 @@ package pg
 const (
 	createNodeStatement               = `insert into node (graph_id, kind_ids, properties) values (@graph_id, @kind_ids, @properties) returning (id, kind_ids, properties)::nodeComposite;`
 	createNodeWithoutIDBatchStatement = `insert into node (graph_id, kind_ids, properties) select $1, unnest($2::text[])::int2[], unnest($3::jsonb[])`
-	createNodeWithIDBatchStatement    = `insert into node (graph_id, id, kind_ids, properties) select $1, unnest($2::int4[]), unnest($3::text[])::int2[], unnest($4::jsonb[])`
+	createNodeWithIDBatchStatement    = `insert into node (graph_id, id, kind_ids, properties) select $1, unnest($2::int8[]), unnest($3::text[])::int2[], unnest($4::jsonb[])`
 	deleteNodeWithIDStatement         = `delete from node where node.id = any($1)`
 
 	createEdgeStatement = `insert into edge (graph_id, start_id, end_id, kind_id, properties) values (@graph_id, @start_id, @end_id, @kind_id, @properties) returning (id, start_id, end_id, kind_id, properties)::edgeComposite;`
@@ -28,7 +28,7 @@ const (
 	//	     Azure post-processing. This was done because Azure post will submit the same creation request hundreds of
 	// 		 times for the same edge. In PostgreSQL this results in a constraint violation. For now this is best-effort
 	//		 until Azure post-processing can be refactored.
-	createEdgeBatchStatement  = `insert into edge as e (graph_id, start_id, end_id, kind_id, properties) select $1::int4, unnest($2::int4[]), unnest($3::int4[]), unnest($4::int2[]), unnest($5::jsonb[]) on conflict (graph_id, start_id, end_id, kind_id) do update set properties = e.properties || excluded.properties;`
+	createEdgeBatchStatement  = `insert into edge as e (graph_id, start_id, end_id, kind_id, properties) select $1, unnest($2::int8[]), unnest($3::int8[]), unnest($4::int2[]), unnest($5::jsonb[]) on conflict (graph_id, start_id, end_id, kind_id) do update set properties = e.properties || excluded.properties;`
 	deleteEdgeWithIDStatement = `delete from edge as e where e.id = any($1)`
 
 	edgePropertySetOnlyStatement      = `update edge set properties = properties || $1::jsonb where edge.id = $2`