Utilizing a Geodatabase for Asset Inventory Tracking

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Utilizing a Geodatabase for Asset Inventory Tracking Larry Wilke Burbank Water & Power

Electrical Engineering GIS/CAD Coordinator

The Agenda • Burbank Water and Power – Who them guys? • The Need – Do you have a similar situation • The Old Process – Paper is being pushed • The Solution – TUGE Transformer Unit Geodatabase Editor • Review – Do you get it?

Burbank Water and Power • Located 12 miles North of Los Angeles • BWP - formed in 1913, municipal utility • Electric, Water, and Telecom (dark fiber) • Burbank’s population is just over 100,000

in 17 square miles (dense)

• Home to NBC, Disney, ABC, Warner

Bros many other media companies

The Need • Query Data – Tough with card files • What is in stock? – Disparate Access database • What is in the GIS – Does not account for in stock, on order, disposed, etc.

The Old Process • Full time position to

maintain and service any request for info on transformers.

Transformers Purchased • P.O.’s stored in a

book • Notes to determine if

BWP has received • No data backup

Transformers Received • Checks bill of lading

to actual serial numbers. • Sends paperwork

through slow interoffice mail

Test • Tests transformers

and maintains their own paper and electronic files. • Latency of

knowledge when a transformer fails test.

Transformer Invoiced • Legacy mainframe

input so that Finance can pay the vendor. • Uncertainty of BWP

receiving all transformers that have been invoiced.

Transformers Moved • Installations • Removals • Back to stock • Re-Tested

Transformer Disposal • Separate record for

Disposals. • Tough to query or

search the paper. • Cradle to Grave

requirements

The Solution

Out of the Box?

The Solution • Get this guy to use

the computer. • Early Retirement

Incentive?? • Have the responsible

parties enter directly into the related geodatabase tables.

Purchase New Transformer • Engineering or

Purchasing enters the data per specific purchase orders. • Data persists for

multiple entries

Transformers Received • Warehouse Clerk

enters P.O. number and checks off all that he is currently receiving this shipment. • Submit changes the

status to “Test”

Test • Enters all their data

into the Transformer Units Table • Changes status to

“Stock”

Transformer Invoiced • Clerks enters P.O.

number and the find button queries the transformers to find those with status not equal to “Purchased” • All checked of can be

viewed by accounts payable.

GIS Editor Activities • Locate and Relate – Not create related object • Unrelate object – Change field STATUS to removal location. – Transformer remains in units table forever.

Transformer Disposal • Trail is created to

establish if the old unit was sold, recycled, or trashed.

Purchased Transformer Report • What is still on

order?

Transformer In Stock • What is on hand?

The Key Piece Multi-Versioned Views • A part of core ArcSDE – –

Created by the ArcSDE SDETABLE command Enabled on individual tables by an administrator

• Allow direct SQL access to versioned

GeoDatabases

Implemented through database views, stored procedures and triggers – Only available on Oracle and SQL*Server databases –

• Operate on rows for a specified “version” –

Application developer issues SQL Select, Insert, Update, Delete statements as if on a simple DBMS table

The Key Piece Multi-Versioned Views • Creating a Multi-Version View: sdetable -o create_mv_view -T transunit_mv -t transunit -i 5452 -s trinity -u ele -p ele

• Opening a view for edit: EXECUTE sde.version_util.set_current_version('SDE.DEFAULT'); EXECUTE sde.version_user_ddl.edit_version('SDE.DEFAULT', 1);

Review • The Need – –

Disparate databases Large paper trail

• The Old Process – Cumbersome – Low Quality (No domains) • The Solution – – –

Utilize the Geodatabase units table Single source of data High Quality Data (Domain driven)

Questions