1 votes 1 votes my doubt is- when question is said find minimum no.of table to given E-R diagram,and additional condition table are satisfying 1NF/2NF/3NF. how we conclude table is 1NF/2NF/3NF. Databases er-diagram + – sandeep singh gaur asked Apr 4, 2019 sandeep singh gaur 292 views answer comment Share Follow See all 0 reply Please log in or register to add a comment.