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diff --git a/ldbc_sample/parquet/edge/person_knows_person/unordered_by_source/creationDate-timestamp/part4/chunk0 b/ldbc_sample/parquet/edge/person_knows_person/unordered_by_source/creationDate-timestamp/part4/chunk0
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diff --git a/ldbc_sample/parquet/edge/person_knows_person/unordered_by_source/creationDate-timestamp/part6/chunk0 b/ldbc_sample/parquet/edge/person_knows_person/unordered_by_source/creationDate-timestamp/part6/chunk0
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diff --git a/ldbc_sample/parquet/edge/person_knows_person/unordered_by_source/creationDate-timestamp/part8/chunk0 b/ldbc_sample/parquet/edge/person_knows_person/unordered_by_source/creationDate-timestamp/part8/chunk0
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diff --git a/ldbc_sample/parquet/edge/person_knows_person/unordered_by_source/creationDate-timestamp/part9/chunk0 b/ldbc_sample/parquet/edge/person_knows_person/unordered_by_source/creationDate-timestamp/part9/chunk0
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diff --git a/ldbc_sample/parquet/ldbc_sample_date.graph.yml b/ldbc_sample/parquet/ldbc_sample_date.graph.yml
new file mode 100644
index 0000000..34d1cf0
--- /dev/null
+++ b/ldbc_sample/parquet/ldbc_sample_date.graph.yml
@@ -0,0 +1,6 @@
+name: ldbc_sample
+vertices:
+  - person.vertex.yml
+edges:
+  - person_knows-date_person.edge.yml
+version: gar/v1
diff --git a/ldbc_sample/parquet/ldbc_sample_timestamp.graph.yml b/ldbc_sample/parquet/ldbc_sample_timestamp.graph.yml
new file mode 100644
index 0000000..5c08f49
--- /dev/null
+++ b/ldbc_sample/parquet/ldbc_sample_timestamp.graph.yml
@@ -0,0 +1,6 @@
+name: ldbc_sample
+vertices:
+  - person.vertex.yml
+edges:
+  - person_knows-timestamp_person.edge.yml
+version: gar/v1
diff --git a/ldbc_sample/parquet/person_knows-date_person.edge.yml b/ldbc_sample/parquet/person_knows-date_person.edge.yml
new file mode 100644
index 0000000..5403c62
--- /dev/null
+++ b/ldbc_sample/parquet/person_knows-date_person.edge.yml
@@ -0,0 +1,25 @@
+src_type: person
+edge_type: knows-date
+dst_type: person
+chunk_size: 1024
+src_chunk_size: 100
+dst_chunk_size: 100
+directed: false
+prefix: edge/person_knows_person/
+adj_lists:
+  - ordered: false
+    aligned_by: src
+    file_type: parquet
+  - ordered: true
+    aligned_by: src
+    file_type: parquet
+  - ordered: true
+    aligned_by: dst
+    file_type: parquet
+property_groups:
+  - file_type: parquet
+    properties:
+      - name: creationDate-date
+        data_type: date
+        is_primary: false
+version: gar/v1
diff --git a/ldbc_sample/parquet/person_knows-timestamp_person.edge.yml b/ldbc_sample/parquet/person_knows-timestamp_person.edge.yml
new file mode 100644
index 0000000..b545886
--- /dev/null
+++ b/ldbc_sample/parquet/person_knows-timestamp_person.edge.yml
@@ -0,0 +1,25 @@
+src_type: person
+edge_type: knows-timestamp
+dst_type: person
+chunk_size: 1024
+src_chunk_size: 100
+dst_chunk_size: 100
+directed: false
+prefix: edge/person_knows_person/
+adj_lists:
+  - ordered: false
+    aligned_by: src
+    file_type: parquet
+  - ordered: true
+    aligned_by: src
+    file_type: parquet
+  - ordered: true
+    aligned_by: dst
+    file_type: parquet
+property_groups:
+  - file_type: parquet
+    properties:
+      - name: creationDate-timestamp
+        data_type: timestamp
+        is_primary: false
+version: gar/v1