updated build system

support/src/utils/db/sqlite/db_select.cpp

@@ -29,6 +29,7 @@ void db_select::context::clear() {
   columns.clear();
   count_columns.clear();
   limit.reset();
+  offset.reset();
   order_by.reset();
   where.reset();
   where_values.clear();
@@ -54,6 +55,12 @@ auto db_select::context::db_select_op_t::limit(std::int32_t value)
   return *this;
 }
 
+auto db_select::context::db_select_op_t::offset(std::int32_t value)
+    -> db_select::context::db_select_op_t {
+  db_select{ctx}.offset(value);
+  return *this;
+}
+
 auto db_select::context::db_select_op_t::order_by(std::string column_name,
                                                   bool ascending)
     -> db_select::context::db_select_op_t {
@@ -127,6 +134,10 @@ auto db_select::dump() const -> std::string {
     query << " LIMIT " << context_->limit.value();
   }
 
+  if (context_->offset.has_value()) {
+    query << " OFFSET " << context_->offset.value();
+  }
+
   query << ';';
 
   return query.str();
@@ -185,6 +196,11 @@ auto db_select::limit(std::int32_t value) -> db_select & {
   return *this;
 }
 
+auto db_select::offset(std::int32_t value) -> db_select & {
+  context_->offset = value;
+  return *this;
+}
+
 auto db_select::order_by(std::string column_name,
                          bool ascending) -> db_select & {
   context_->order_by = {column_name, ascending};