c# - Entity framework excluding list of objects -


i have object , should exclude values before showing search result.

iqueryable<tbperson> dataset =context.tbperson; if (!includeirrelevant) {   dataset = dataset.where(p => p.tbinfo.relevant);   //here have result including column relevant 'true' } else if(enumvalue =! 3)//if not 3 exclude search result {   list<tbperson> sellerlist = dataset.where(p=>p.enumcolumn == 3);    //here records has enum type 3  var ids = sellerlist.select(x => x.id).toarray();  dataset = dataset.where(x => !ids.contains(x.id));  //trying this, dont know if works, come result //it works!! other elegant solutions expected! } 

i tried not figure out exact query exclude 'sellerlist' 'dataset' has search results. want dataset-sellerlist. in advance.

else if(enumvalue =! 3)//if not 3 exclude search result {   dataset = dataset.where(x => x.enumcolumn != 3); } 

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