wede hari nam tamai ath aka hari nehe machanla moko aka mara slow....repot aka load wenna 8sec witara yanawa I3 lap akaka tawa issaharata 1hr witara yawi report aka load wenna so aka hariyane nehe
Machan..mama oke data normalize karana eka gana kuwe natte eka danatama uba project eka hadala nisai..attatama DB tables perfectly normalize vela na..eka tamai oya vidihata data duplication ekak dakinna puluvan...eka eka entities vala header details kiyala table devide karanna balapan..
attatama uba oka HND project ekak kuwa nisa mama echchara eka gana pannuvve na..mokada live yanne nati nisa..et live yanavanam oke design eka antimai...
anyway..oya report ekata data enne only per bill no as user selected...then u can have an inquiry for than use report....if you use such as inquiry for represent data...u can use LINQ inside the code for separate data for 3 different grids by using single query..
Bt the Db problem is exist as same coze its query cost is high ..
as per you wish ..u can do it!!!