1 files changed, 21 insertions, 0 deletions
diff --git a/src/database/select_query.cpp b/src/database/select_query.cpp
new file mode 100644
index 0000000..970b06c
--- /dev/null
+++ b/src/database/select_query.cpp
@@ -0,0 +1,21 @@
+#include <database/select_query.hpp>
+
+template <>
+std::string before_column<Database::Date>()
+{
+  if (Database::engine_type() == DatabaseEngine::EngineType::Sqlite3)
+    return "strftime(\"%Y-%m-%dT%H:%M:%SZ\", ";
+  else if (Database::engine_type() == DatabaseEngine::EngineType::Postgresql)
+    return "to_char(";
+  return {};
+}
+
+template <>
+std::string after_column<Database::Date>()
+{
+  if (Database::engine_type() == DatabaseEngine::EngineType::Sqlite3)
+    return ")";
+  else if (Database::engine_type() == DatabaseEngine::EngineType::Postgresql)
+    return R"(, 'YYYY-MM-DD"T"HH24:MM:SS"Z"'))";
+  return {};
+}