Method statement

dlib/sqlite/sqlite.h:118–151

    {
    public:
        statement (
            database& db_,
            const std::string sql_statement
        ) : 
            needs_reset(false),
            step_status(SQLITE_DONE),
            at_first_step(true),
            db(db_.db),
            stmt(0),
            sql_string(sql_statement)
        {
            // make sure requires clause is not broken
            DLIB_ASSERT(db_.is_open() == true,
                        "\t statement::statement()"
                        << "\n\t The database must be opened before calling this routine."
                        << "\n\t this: " << this
            );

            int status = sqlite3_prepare_v2(db.get(), 
                                         sql_string.c_str(),
                                         sql_string.size()+1,
                                         &stmt,
                                         NULL);

            if (status != SQLITE_OK)
            {
                sqlite3_finalize(stmt);
                throw sqlite_error(sqlite3_errmsg(db.get()));
            }
            if (stmt == 0)
            {
                throw sqlite_error("Invalid SQL statement");
            }
        }

        ~statement(
        )