Make it simpler to use DB

Add DB::Transaction

1 files changed, 13 insertions, 0 deletions

diff --git a/src/db.cc b/src/db.cc
index b1efc21..d1742ad 100644
--- a/src/db.cc
+++ b/src/db.cc
@@ -57,4 +57,17 @@ double DB::Value::d() const {
     return data_.d;
 }
 
+std::shared_ptr<DB::Snapshot> DB::select(
+        const std::string& table, const OrderBy& order_by) {
+    std::vector<OrderBy> order_by_vector(1, order_by);
+    return select(table, Condition(), order_by_vector);
+}
+
+std::shared_ptr<DB::Snapshot> DB::select(
+        const std::string& table, const Condition& condition,
+        const OrderBy& order_by) {
+    std::vector<OrderBy> order_by_vector(1, order_by);
+    return select(table, condition, order_by_vector);
+}
+
 }  // namespace stuff