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authorlouiz’ <louiz@louiz.org>2017-10-04 21:28:18 +0200
committerlouiz’ <louiz@louiz.org>2017-12-02 20:08:47 +0100
commit0168b96b79db2627fdba77a8712956408aa081d1 (patch)
tree5591527ed8a04be8ea04c49521d9e9c868677bd1 /src/database/engine.hpp
parent5b27cee97272d4ae6ff30f03dc57221fa3e3183f (diff)
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Add postgresql support
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diff --git a/src/database/engine.hpp b/src/database/engine.hpp
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+#pragma once
+
+/**
+ * Interface to provide non-portable behaviour, specific to each
+ * database engine we want to support.
+ *
+ * Everything else (all portable stuf) should go outside of this class.
+ */
+
+#include <database/statement.hpp>
+
+#include <memory>
+#include <string>
+#include <vector>
+#include <tuple>
+#include <set>
+
+class DatabaseEngine
+{
+ public:
+
+ DatabaseEngine() = default;
+
+ DatabaseEngine(const DatabaseEngine&) = delete;
+ DatabaseEngine& operator=(const DatabaseEngine&) = delete;
+ DatabaseEngine(DatabaseEngine&&) = delete;
+ DatabaseEngine& operator=(DatabaseEngine&&) = delete;
+
+ virtual std::set<std::string> get_all_columns_from_table(const std::string& table_name) = 0;
+ virtual std::tuple<bool, std::string> raw_exec(const std::string& query) = 0;
+ virtual std::unique_ptr<Statement> prepare(const std::string& query) = 0;
+ virtual void extract_last_insert_rowid(Statement& statement) = 0;
+ virtual std::string get_returning_id_sql_string(const std::string&)
+ {
+ return {};
+ }
+ virtual std::string id_column_type() = 0;
+
+ int64_t last_inserted_rowid{-1};
+};