Dataman Computer Systems (P) Kanpur interview questions

Interviewer was totally mad,scolded about ctc expectations if they can't give expected CTC they can even we are not able to give this much arguing a long time on the whole interview was only of faltu ka gyan nothing was asked you know basics of sql but ddl,dml commands according to him does not come in basic primary key and foreign key if anyone knows then he/she should know composite and more keys the whole interview was on u don't this and that rather than focusing on what I know he asked difference between joins and union I told the basic difference he said only this and at first he said we only want fresher to know basic because they are fresher and now he is doing advance questions questions that are known by advanced developers worst company ever I have seen in my life I came here from a long distance with a friend of mine after my interview she goes so I wanted to wait there but according to rules (2 kaudi ki company) said u should wait outside even after requesting she said no wait outside this company doesn't care about the gender too never join this company worst company ever pay very low salary and work load is heavy