adds more description for timespan

This commit is contained in:
Andy Eschbacher 2016-05-24 13:30:22 -04:00
parent f9ecf1595c
commit 3502282835

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@ -145,7 +145,7 @@ Name |Description
geom_ref | a geometry reference (e.g., a US Census geoid)
measure_id | a measure identifier from the Data Observatory ([see available measures](https://cartodb.github.io/bigmetadata/observatory.pdf))
boundary_id | source of geometries to pull measure from (e.g., 'us.census.tiger.census_tract')
time_span (optional) | time span of interest (e.g., 2010 - 2014)
time_span (optional) | time span of interest (e.g., 2010 - 2014). If `NULL` is passed, the measure from the most recent data will be used.
#### Returns