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Diffstat (limited to 'include/boost/sqlite/meta_data.hpp')
| -rw-r--r-- | include/boost/sqlite/meta_data.hpp | 58 |
1 files changed, 58 insertions, 0 deletions
diff --git a/include/boost/sqlite/meta_data.hpp b/include/boost/sqlite/meta_data.hpp new file mode 100644 index 0000000..00f6527 --- /dev/null +++ b/include/boost/sqlite/meta_data.hpp @@ -0,0 +1,58 @@ +// +// Copyright (c) 2022 Klemens Morgenstern (klemens.morgenstern@gmx.net) +// +// Distributed under the Boost Software License, Version 1.0. (See accompanying +// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) +// + +#ifndef BOOST_SQLITE_META_DATA_HPP +#define BOOST_SQLITE_META_DATA_HPP + +#include <boost/sqlite/detail/config.hpp> +#include <boost/sqlite/connection.hpp> +#include <boost/sqlite/cstring_ref.hpp> + +BOOST_SQLITE_BEGIN_NAMESPACE + + +struct connection ; + +/// The metadata of a column +struct column_meta_data +{ + /// Data type fo the column + cstring_ref data_type; + /// Name of default collation sequence + cstring_ref collation; + /// true if column has a NOT NULL constraint + bool not_null; + /// true if column is part of the PRIMARY KEY + bool primary_key; + /// true if column is AUTOINCREMENT + bool auto_increment; +}; + +///@{ +/// get the meta-data of one colum +BOOST_SQLITE_DECL +column_meta_data table_column_meta_data(connection & conn, + cstring_ref db_name, cstring_ref table_name, cstring_ref column_name, + system::error_code & ec, error_info &ei); +BOOST_SQLITE_DECL +column_meta_data table_column_meta_data(connection & conn, + cstring_ref table_name, cstring_ref column_name, + system::error_code & ec, error_info &ei); + +BOOST_SQLITE_DECL +column_meta_data table_column_meta_data(connection & conn, + cstring_ref db_name, cstring_ref table_name, cstring_ref column_name); +BOOST_SQLITE_DECL +column_meta_data table_column_meta_data(connection & conn, + cstring_ref table_name, cstring_ref column_name); +///@} + +/// +BOOST_SQLITE_END_NAMESPACE + + +#endif //BOOST_SQLITE_META_DATA_HPP |