Starting to work on the DB implementation.

1 files changed, 34 insertions, 0 deletions

diff --git a/src/db/include/db_query.hrl b/src/db/include/db_query.hrl
new file mode 100644
index 0000000..bdd9dc1
--- /dev/null
+++ b/src/db/include/db_query.hrl
@@ -0,0 +1,34 @@
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+%% TYPES %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
+-record
+(
+   set_field,
+   {
+      field :: non_neg_integer(),
+      value :: any()
+   }
+).
+
+-record
+(
+   add_to_field,
+   {
+      field :: non_neg_integer(),
+      values :: list(any()),
+      head :: boolean()
+   }
+).
+
+-record
+(
+   update_indexed,
+   {
+      field :: non_neg_integer(),
+      ix :: non_neg_integer(),
+      update :: list(db_query())
+   }
+).
+
+-type db_query() :: (#set_field{} | #add_to_field{} | #update_indexed{}).
+