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Description
Returns the latitude value corresponding to a given geocoord.
How does it work in the search window?
This operation needs only one argument:
Argument | Data type |
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Geocoord mandatory | geocoord |
The data type of the new column is float.
Example
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The examples in this article use values in a data table generated from the following CSV file. |
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If you want to try the example |
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for yourself, download the file and upload it to your domain by clicking |
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Data upload |
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in the navigation |
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panel. Name the new |
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table |
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and select Current date |
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as Date parsing type. Learn more about uploading data in Uploading log files. After receiving the confirmation message, you can access the table |
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from the |
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Finder, selecting my → upload → geolocation → data. When you upload data from a file, all the information is included in a single column |
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called message. To split the values into different columns, you can use |
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the Split operation. Click Toggle Query Editor in the search window toolbar and paste the following LINQ query to save time:
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We want to get the latitude values corresponding to the geocoord strings in the geohash_strings column. First, we must convert the strings into geocoord data type, then use the Latitude operation to get the corresponding latitude values.
Step 1: Transform the geocoord strings into data type geocoord
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Use the operator select... as... and add the operation syntax to create the new column. This is the syntax of the Latitude operation:
latitude(geocoord)
Example
Note that you must have uploaded the following CSV file to your Devo domain as explained above to try out this example.
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Copy the following LINQ script and try the above example on the my.upload.geolocation.data table.
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from my.upload.geolocation.data select split(message, ";", 1) as geohash_strings select geocoord(geohash_strings) as geocoords, latitude(geocoords) as latitude |