added a null value insert in the empty table empty index test case in…

… hnsw_create
lanterndata · Dec 27, 2023 · 4c114a3 · 4c114a3
1 parent af15c88
commit 4c114a3
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Showing 2 changed files with 9 additions and 2 deletions.
diff --git a/test/expected/hnsw_create.out b/test/expected/hnsw_create.out
@@ -165,7 +165,10 @@ INFO:  done init usearch index
 INFO:  inserted 0 elements
 INFO:  done saving 0 vectors
 begin;
--- Our index then infers the dimension from the first inserted row
+-- Inserting a NULL vector should only insert it into the table and not into our index
+-- So, our index is still empty after and is yet to pick up a dimension
+INSERT INTO small_world5 (id, v) VALUES ('200', NULL);
+-- Our index then infers the dimension from the first inserted non-NULL row
 INSERT INTO small_world5 (id, v) VALUES
 ('000', '{1,0,0,0,1}'),
 ('001', '{1,0,0,1,2}'),

diff --git a/test/sql/hnsw_create.sql b/test/sql/hnsw_create.sql
@@ -90,7 +90,11 @@ CREATE TABLE small_world5 (
 CREATE INDEX small_world5_hnsw_idx ON small_world5 USING hnsw (v dist_l2sq_ops);
 
 begin;
--- Our index then infers the dimension from the first inserted row
+-- Inserting a NULL vector should only insert it into the table and not into our index
+-- So, our index is still empty after and is yet to pick up a dimension
+INSERT INTO small_world5 (id, v) VALUES ('200', NULL);
+
+-- Our index then infers the dimension from the first inserted non-NULL row
 INSERT INTO small_world5 (id, v) VALUES
 ('000', '{1,0,0,0,1}'),
 ('001', '{1,0,0,1,2}'),