Difference between revisions of "Coverage Processor for Points"
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{{WCS Glossary | {{WCS Glossary | ||
| − | |TermDesc= | + | |TermDesc=This component executes the WCS GetCoverage Query for Station Point Data. It gets the requested coverage from the query and gets the relevant SQL table and column names from the configuration information. It creates an SQL query according to filters. It is executed in the SQL database engine, and the resulting rows are written to a CSV file, which is returned to the client. |
|Links=[[Data_Configuration_for_Points|Data Configuration for Points]] [[SQL_Database_for_Points|SQL Database for Points]] [[WCS_GetCoverage_Query|WCS GetCoverage Query]] | |Links=[[Data_Configuration_for_Points|Data Configuration for Points]] [[SQL_Database_for_Points|SQL Database for Points]] [[WCS_GetCoverage_Query|WCS GetCoverage Query]] | ||
}} | }} | ||
Revision as of 12:58, September 3, 2010
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Coverage_Processor_for_Points Description: This component executes the WCS GetCoverage Query for Station Point Data. It gets the requested coverage from the query and gets the relevant SQL table and column names from the configuration information. It creates an SQL query according to filters. It is executed in the SQL database engine, and the resulting rows are written to a CSV file, which is returned to the client.
Glossary Domain: {{{Glossary Domain}}}"{{{Glossary Domain}}}" is not in the list (WCS, HTAP, AQInfrastructure) of allowed values for the "Glossary Domain" property.
Related Links
Links to this page
[[Links::Data Configuration for Points SQL Database for Points WCS GetCoverage Query]]
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History
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Term Details
The Coverage Processor for points performs three different activities:
- WCS Query Parser. The syntax is checked and parsed into structured object.
- SQL Query Compiler.
- Fields:
- Select required fields
- join in location table
- join in tables for fields
- Filters:
- Bounding Box: Add SQL filter by location lat and lon.
- Time: Add SQL filter by datetime.
- location: if requested, add SQL filter by location
- Fields:
- Formatter. The table data is returned in desired format. Currently the only supported is CSV, Comma Separated Values.
