Slide 1

Montana DEQ Water Quality Planning Bureau William Puknat May 14, 2013

Slide 2

OBJECTIVES History Understanding & Building Requirements Mock-up Approval Why Use EQuIS dB? Handling Errors User data entry, Run-time Demo Conclusion

Slide 3

HISTORY planners contract with vendor to generate report originated from field forms one contractor developed software to assist in reporting the contractor demonstrates software to planners planners want it but also want some changes two years later

Slide 4

HISTORY

Slide 5

SURPRISE! Can you fix this for us?

Slide 6

USEFULNESS

Slide 7

INVESTIGATION analysis.exe (VB6) user guide dB source code? complexity? exploitable? serviceability? will contractor assist? recommendation proceed or not? internal vs. external development?

Slide 8

DECISION go forth! internal development use VB.NET to create client application start from scratch temporary programmer generate requirements from existing application and documentation

Slide 9

REQUIREMENTS define forms database structure identify and define algorithms user interviews gap analysis

Slide 10

MOCK-UP build forms for user to see identify/define missing data fields update requirements document user sign-off

Slide 11

WHICH dB? MS Access Oracle MS SQL Server update requirements document IT sign-off

Slide 12

The EQuIS Advantage MS SQL Server Readily available No additional hosting costs Ability to use the EQuIS Report Engine Future integration with web application(s)/services EQuIS Professional as back-end tool

Slide 13

ALGORITHMS interview subject matter experts research verify update requirements document SME sign-off

Slide 14

HANDLING ERRORS run-time cryptic Microsoft error System.Number,StringToNumber(String str, NumberBuffer& number) at System.Number.ParseInt32(String s) at System.String.System.Iconvertible.ToInt32(IFormatProvider provider) at System.Convert.ToInt32(object value) provide English for potential errors Permission denied at dB when attempting to save Cross Section. sub-routine identification Error code CS351 Permission denied at dB when attempting to save Cross Section. | Error code CS351 data entry one at a time when attempting to save concatenate till the end immediate

Slide 15

Slide 16

Slide 17

Slide 18

DEMO Field form Database tables Front-end Reports

Slide 19

Slide 20

Slide 21

Slide 22

Slide 23

Slide 24

Slide 25

Slide 26

REPORTS

Slide 27

Slide 28

Slide 29

Slide 30

Slide 31

Slide 32

Slide 33

Slide 34

Slide 35

Slide 36

CONCLUSION -Now successfully deployed and in production! next step -data entry -reports need to be defined -For more info / details on this application, contact Bill Puknat wpuknat@mt.gov wpuknat@mt.gov