added array of fixed size into supported typed

Author: AlexR2D2

c_src/value_to_term.cpp

@@ -190,6 +190,7 @@ bool nif::value_to_term(ErlNifEnv* env, const duckdb::Value& value, ERL_NIF_TERM
         sink = make_binary_term(env, varchar.c_str(), varchar.size());
         return true;
       }
+    case duckdb::LogicalTypeId::ARRAY:
     case duckdb::LogicalTypeId::LIST: {
         auto& list = duckdb::ListValue::GetChildren(value);
         std::vector<ERL_NIF_TERM> term_array(list.size());

mix.exs

@@ -1,7 +1,7 @@
 defmodule Duckdbex.MixProject do
   use Mix.Project
 
-  @version "0.3.0"
+  @version "0.3.1"
   @duckdb_version "1.0.0"
 
   def project do

test/nif/types_test.exs

@@ -378,6 +378,13 @@ defmodule Duckdbex.Nif.QueryTest do
     assert [] = NIF.fetch_all(r)
   end
 
+  test "ARRAY", %{conn: conn} do
+    assert {:ok, _} = NIF.query(conn, "CREATE TABLE an_array(embeddings FLOAT[3])")
+    assert {:ok, _} = NIF.query(conn, "INSERT INTO an_array VALUES ([1, 2, 3])")
+    assert {:ok, r} = NIF.query(conn, "SELECT * FROM an_array")
+    assert [[[1.0, 2.0, 3.0]]] = NIF.fetch_all(r)
+  end
+
   test "MAP", %{conn: conn} do
     assert {:ok, r} = NIF.query(conn, "select map();")
     assert [[%{}]] = NIF.fetch_all(r)