Metadata database modeled on the CSDGM standard

• Web based implementations of standard metadata
  
  
• Metadata files and ad-hoc database schemes
  
  
• The need to standardize geospatial metadata
  
  
• Issues in accessing on-line metadata
  
  
• Powerful indexing and querying with an RDBMS
  • inter operability of database schemes
  • fast mechanism to query lots of metadata
  
  
• The GMS metadatabase