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Number of categorymembers per year
by
André Costa (WMSE)
This query is marked as a draft
This query has been published
by
André Costa (WMSE)
.
The number of members of a specific category grouped by the year and month they were added. Members of subcategories are not included.
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SQL
SELECT EXTRACT(YEAR_MONTH FROM cl_timestamp), COUNT(DISTINCT(cl_from)) FROM categorylinks WHERE cl_to="Uploaded_with_pattypan" AND cl_type="file" GROUP BY EXTRACT(YEAR_MONTH FROM cl_timestamp) ASC
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