public ITranslator <TSchema> Create(TranslatorFactoryContext <TSchema> context)
{
var builder = new TranslatorBuilder <TSchema>(_specification.Name, context);
_specification.Apply(builder);
return(builder.Build());
}
internal protected virtual R Insert <R>(IQueryable query, LambdaExpression constructor, ITable table, Func <SqlPreCommandSimple, R> continuation, bool removeSelectRowCount = false)
{
AliasGenerator aliasGenerator = new AliasGenerator();
SqlPreCommandSimple cr;
using (HeavyProfiler.Log("LINQ"))
using (var log = HeavyProfiler.LogNoStackTrace("Clean"))
{
Expression cleaned = Clean(query.Expression, true, log) !;
var binder = new QueryBinder(aliasGenerator);
log.Switch("Bind");
CommandExpression insert = binder.BindInsert(cleaned, constructor, table);
CommandExpression insertOprimized = (CommandExpression)Optimize(insert, binder, aliasGenerator, log);
CommandExpression insertSimplified = CommandSimplifier.Simplify(insertOprimized, removeSelectRowCount, aliasGenerator);
log.Switch("TR");
cr = TranslatorBuilder.BuildCommandResult(insertSimplified);
}
return(continuation(cr));
}
internal protected virtual R Translate <R>(Expression expression, Func <ITranslateResult, R> continuation) //For debugging purposes
{
AliasGenerator aliasGenerator = new AliasGenerator();
ITranslateResult result;
using (HeavyProfiler.Log("LINQ", () => expression.ToString()))
using (var log = HeavyProfiler.LogNoStackTrace("Clean"))
{
Expression cleaned = Clean(expression, true, log) !;
var binder = new QueryBinder(aliasGenerator);
log.Switch("Bind");
ProjectionExpression binded = (ProjectionExpression)binder.BindQuery(cleaned);
ProjectionExpression optimized = (ProjectionExpression)Optimize(binded, binder, aliasGenerator, log);
log.Switch("ChPrjFlatt");
ProjectionExpression flat = ChildProjectionFlattener.Flatten(optimized, aliasGenerator);
log.Switch("TB");
result = TranslatorBuilder.Build(flat);
}
return(continuation(result));
}
internal protected virtual R Update <R>(IUpdateable updateable, Func <SqlPreCommandSimple, R> continuation, bool removeSelectRowCount = false)
{
AliasGenerator aliasGenerator = new AliasGenerator();
SqlPreCommandSimple cr;
using (HeavyProfiler.Log("LINQ"))
using (var log = HeavyProfiler.LogNoStackTrace("Clean"))
{
Expression cleaned = Clean(updateable.Query.Expression, true, log) !;
var binder = new QueryBinder(aliasGenerator);
log.Switch("Bind");
CommandExpression update = binder.BindUpdate(cleaned, updateable.PartSelector, updateable.SetterExpressions);
CommandExpression updateOptimized = (CommandExpression)Optimize(update, binder, aliasGenerator, log);
CommandExpression updateSimplified = CommandSimplifier.Simplify(updateOptimized, removeSelectRowCount, aliasGenerator);
log.Switch("TR");
cr = TranslatorBuilder.BuildCommandResult(updateSimplified);
}
return(continuation(cr));
}
