Created
January 15, 2013 15:22
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get distribution of array values in a postgres array field
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| select count(*), unnest("FIELD_NAME") as field from "TABLE" group by field; |
dbkaigoaig2h9j=> select count(*), unnest("RENTBASE") as field from aarrets2."Property" group by field;
count | field
-------+--------------------
62 | Full
9 | Partial
16 | Partially Finished
16 | Walkout
24 | Finished
7 | Egress
11 | Crawl
18 | Slab
6 | Daylight
7 | Michigan
(10 rows)
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gist should be like this...
dbkaigoaig2h9j=> select count(*), unnest("RESIBASE") as field from aarrets2."Property" group by field;
count | field
-------+--------------------
104 | Crawl
185 | Partially Finished
244 | Walkout
126 | Daylight
247 | Finished
147 | Egress
77 | Slab
822 | Full
104 | Partial
55 | Michigan
(10 rows)