Fix queries with date and date-time placeholder conditions

CHANGELOG.md

@@ -16,5 +16,6 @@
 - [#1215](https://github.com/rails-sqlserver/activerecord-sqlserver-adapter/pull/1215) Fix mismatched foreign key errors
 - [#1228](https://github.com/rails-sqlserver/activerecord-sqlserver-adapter/pull/1228) Enable identity insert on view's base table
 - [#1238](https://github.com/rails-sqlserver/activerecord-sqlserver-adapter/pull/1238) Allow INSERT statements with SELECT notation
+- [#1246](https://github.com/rails-sqlserver/activerecord-sqlserver-adapter/pull/1246) Fix queries with date and date-time placeholder conditions
 
 Please check [7-1-stable](https://github.com/rails-sqlserver/activerecord-sqlserver-adapter/blob/7-1-stable/CHANGELOG.md) for previous changes.

lib/active_record/connection_adapters/sqlserver/database_statements.rb

@@ -334,7 +334,7 @@ def sp_executesql_sql_type(attr)
             end
           end
 
-          value = basic_attribute_type?(attr) ? attr : attr.value_for_database
+          value = active_model_attribute?(attr) ? attr.value_for_database : attr
 
           if value.is_a?(Numeric)
             value > 2_147_483_647 ? "bigint".freeze : "int".freeze
@@ -344,7 +344,7 @@ def sp_executesql_sql_type(attr)
         end
 
         def sp_executesql_sql_param(attr)
-          return quote(attr) if basic_attribute_type?(attr)
+          return quote(attr) unless active_model_attribute?(attr)
 
           case value = attr.value_for_database
           when Type::Binary::Data, ActiveRecord::Type::SQLServer::Data
@@ -354,15 +354,8 @@ def sp_executesql_sql_param(attr)
           end
         end
 
-        def basic_attribute_type?(type)
-          type.is_a?(Symbol) ||
-            type.is_a?(String) ||
-            type.is_a?(Numeric) ||
-            type.is_a?(Time) ||
-            type.is_a?(Date) ||
-            type.is_a?(TrueClass) ||
-            type.is_a?(FalseClass) ||
-            type.is_a?(NilClass)
+        def active_model_attribute?(type)
+          type.is_a?(::ActiveModel::Attribute)
         end
 
         def sp_executesql_sql(sql, types, params, name)

test/cases/adapter_test_sqlserver.rb

@@ -602,4 +602,18 @@ def setup
       @conn.execute("ALTER TABLE engines DROP COLUMN old_car_id") rescue nil
     end
   end
+
+  describe "placeholder conditions" do
+    it 'using time placeholder' do
+      assert_equal Task.where("starting < ?", Time.now).count, 1
+    end
+
+    it 'using date placeholder' do
+      assert_equal Task.where("starting < ?", Date.today).count, 1
+    end
+
+    it 'using date-time placeholder' do
+      assert_equal Task.where("starting < ?", DateTime.current).count, 1
+    end
+  end
 end