public QueryPlan GeneratePlan(FrostIDMLStatement statement)
{
var plan = new QueryPlan();
if (statement is SelectStatement)
{
plan = new SelectQueryPlanGenerator(_process).GeneratePlan((statement as SelectStatement));
}
if (statement is InsertStatement)
{
plan = new InsertQueryPlanGenerator(_process).GeneratePlan((statement as InsertStatement));
}
if (statement is UpdateStatement)
{
plan = new UpdateQueryPlanGenerator(_process).GeneratePlan((statement as UpdateStatement));
}
if (statement is DeleteStatement)
{
plan = new DeleteQueryPlanGenerator(_process).GeneratePlan((statement as DeleteStatement));
}
return(plan);
}
static void GeneratePlan(SelectStatement statement)
{
var executor = new QueryPlanExecutor();
var generator = new SelectQueryPlanGenerator();
var plan = generator.GeneratePlan(statement);
executor.Execute(plan);
}
public QueryPlan GeneratePlan(IStatement statement)
{
var plan = new QueryPlan();
if (statement is SelectStatement)
{
plan = new SelectQueryPlanGenerator().GeneratePlan((statement as SelectStatement));
}
return(plan);
}
