Deveel.Data.Sql.Query.QueryTablePlanner.FindPlan C# (CSharp) Method

        private TablePlan FindPlan(ObjectName reference)
        {
            // If there is only 1 plan then assume the variable is in there.
            if (tablePlans.Count == 1)
                return tablePlans[0];

            foreach (var source in tablePlans) {
                if (source.ContainsColumn(reference))
                    return source;
            }

            throw new ArgumentException("Unable to find table with variable reference: " + reference);
        }

            public override void AddToPlanTree()
            {
                var op         = expression.ExpressionType;
                var columnName = expression.Left.AsReferenceName();
                var queryPlan  = expression.Right.AsQueryPlan();

                var tablePlan = planner.FindPlan(columnName);
                var leftPlan  = tablePlan.Plan;

                tablePlan.UpdatePlan(new NonCorrelatedAnyAllNode(leftPlan, queryPlan, new [] { columnName }, op));
            }