private Task <TReader> ExecuteReaderAsync(DbQueryStatement queryStatement, CancellationToken ct)
{
var model = queryStatement.Model;
var command = GetQueryCommand(queryStatement);
return(ExecuteReaderAsync(model, command, ct));
}
internal DbUnionStatement(Model model, DbQueryStatement query1, DbQueryStatement query2, DbUnionKind kind)
: base(model)
{
Debug.Assert(query1 != null);
Debug.Assert(query2 != null);
Query1 = query1;
Query2 = query2;
Kind = kind;
}
/// <summary> /// Gets the command for database query statement. /// </summary> /// <param name="queryStatement">The query statement.</param> /// <returns>The command of query statement.</returns> protected abstract TCommand GetQueryCommand(DbQueryStatement queryStatement);
/// <summary> /// Gets the native SQL string for query statement. /// </summary> /// <param name="query">The query statement.</param> /// <returns>The native SQL string.</returns> protected internal abstract string GetSqlString(DbQueryStatement query);
internal DbQuery <T> PerformCreateQuery <T>(T _, DbQueryStatement queryStatement)
where T : Model, new()
{
return(new DbQuery <T>(_, this, queryStatement));
}
internal DbQuery <T> PerformCreateQuery <T>(T _, DbQueryStatement queryStatement)
where T : class, IEntity, new()
{
return(new DbQuery <T>(_, this, queryStatement));
}