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authorlouiz’ <louiz@louiz.org>2017-12-16 16:32:32 +0100
committerlouiz’ <louiz@louiz.org>2017-12-16 16:32:32 +0100
commit2c4016a4898a050c7f6ebd1843b265e209da1704 (patch)
treeb6c57d4fa446fe588cac6999c498dc1d7587dd9e /src/database/engine.hpp
parentaaa9de8fe2c67b67310b7ba78c607bddbf4b25bf (diff)
parentb1f850b6395610c738a8e58abcdf2abfca3edd4e (diff)
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Merge branch 'postgresql' into 'master'
Add postgresql support Closes #3237 See merge request louiz/biboumi!18
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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;
+ virtual ~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};
+};