count: Count the number of rows in a query.
In metadevpro/traitbaser: R package providing API access to Traitbase https://www.traitbase.info
Description
Usage
Arguments
Value
Examples
Description
Returns the total count of rows in a query.
Usage
1
count(resource, conditions = NULL, distinct = NULL)
Arguments
resource
The resource to query.
conditions
A set of conditions to constraint the query on the server side. Use the function buildCondition() to create the conditions.0
distinct
Provides a distict criteria. (Not yet implemented)
Value
Returns the total count of rows in a query.
Examples
1
2
3
4
cnx <- connect('http://www.traitbase.info')
off <- resource(cnx, 'species')
count(off)
count(off, conditions=buildCondition('species', '!=', 'Bombus') )
metadevpro/traitbaser documentation built on April 20, 2020, 10:52 p.m.
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Description Usage Arguments Value Examples
Description
Returns the total count of rows in a query.
Usage
1 | count(resource, conditions = NULL, distinct = NULL)
|
Arguments
resource |
The resource to query. |
conditions |
A set of conditions to constraint the query on the server side. Use the function |
distinct |
Provides a distict criteria. (Not yet implemented) |
Value
Returns the total count of rows in a query.
Examples
1 2 3 4 | cnx <- connect('http://www.traitbase.info')
off <- resource(cnx, 'species')
count(off)
count(off, conditions=buildCondition('species', '!=', 'Bombus') )
|
R Package Documentation
Browse R Packages
We want your feedback!
Note that we can't provide technical support on individual packages. You should contact the package authors for that.
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