Ressources Naturelles du Canada

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Ressources Naturelles du Canada

• WMS Implementation at
• CTI-Sherbrooke

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WMS Implementation at CTI-Sherbrooke

• Technology and data content
• Attribute query
• Graphical presentation and aggregation
• Future development
• Questions?

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Technology and data content

• CubeServ on LINUX
• CubeStrore on Oracle and Sun/Solaris
• NTDB 250K
• Full content (980 NTS)
• Full NTDB dictionary (13 themes and 103 entities)
• 20 millions records
• 20 giga bytes
• NTDB 50K
• Half content (6700 NTS)
• Full NTDB dictionary (13 themes and 125 entities)
• 45 millions records
• 60 giga bytes

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Attribute query

• We can request information about a feature
• We had to translate the numeric domain of the
  dictionary into names
• Entity Road / Route
• Classification 2 gt Principal / Principale
  
• Type of support 1 gt On the ground / Au sol
• tType of surface 2 gt Unpaved / Non pavée
• State of the road 1 gt Under construction / En
  construction
• We also put the information into the 2 official
  languages

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Graphical presentation

• No SLDs to slow (at the moment)
• Deal with quantity of information
• Prevent user form requesting
• SELECT FROM NTDB50K
• UNION
• SELECT FROM NTDB250K
• WFS support aggregate layers (pre build images
  for specific scale)
• NTDB 50K aggregates 6 entities
• NTDB 250K aggregates 4 entities

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NTDB 50K aggregates
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NTDB 250K
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Future development

• WMS - More products
• Updated road network
• Administrative boundaries
• CanImage
• Replace the static GIF from Toporama to call our
  WMS
• WFS - Issues to resolve
• Subscription (access restriction)
• ISO 9001(tracability)
• Availability

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Questions? Discussion