html_url,issue_url,id,node_id,user,created_at,updated_at,author_association,body,reactions,issue,performed_via_github_app https://github.com/simonw/datasette/issues/448#issuecomment-969621662,https://api.github.com/repos/simonw/datasette/issues/448,969621662,IC_kwDOBm6k_c45y0Ce,9599,2021-11-16T01:32:04Z,2021-11-16T01:32:04Z,OWNER,"Tests are failing and I think it's because the facets come back in different orders, need a tie-breaker. https://github.com/simonw/datasette/runs/4219325197?check_suite_focus=true","{""total_count"": 0, ""+1"": 0, ""-1"": 0, ""laugh"": 0, ""hooray"": 0, ""confused"": 0, ""heart"": 0, ""rocket"": 0, ""eyes"": 0}",440222719, https://github.com/simonw/datasette/issues/448#issuecomment-969582098,https://api.github.com/repos/simonw/datasette/issues/448,969582098,IC_kwDOBm6k_c45yqYS,9599,2021-11-16T01:10:28Z,2021-11-16T01:10:28Z,OWNER,"Also note that this demo data is using a SQL view to create the JSON arrays - the view is defined as such: ```sql CREATE VIEW ads_with_targets as select ads.*, json_group_array(targets.name) as target_names from ads join ad_targets on ad_targets.ad_id = ads.id join targets on ad_targets.target_id = targets.id group by ad_targets.ad_id; ``` So running JSON faceting on top of that view is a pretty big ask!","{""total_count"": 0, ""+1"": 0, ""-1"": 0, ""laugh"": 0, ""hooray"": 0, ""confused"": 0, ""heart"": 0, ""rocket"": 0, ""eyes"": 0}",440222719, https://github.com/simonw/datasette/issues/448#issuecomment-969578466,https://api.github.com/repos/simonw/datasette/issues/448,969578466,IC_kwDOBm6k_c45ypfi,9599,2021-11-16T01:08:29Z,2021-11-16T01:08:29Z,OWNER,Actually with the cache warmed up it looks like the facet query is taking 150ms which is good enough.,"{""total_count"": 0, ""+1"": 0, ""-1"": 0, ""laugh"": 0, ""hooray"": 0, ""confused"": 0, ""heart"": 0, ""rocket"": 0, ""eyes"": 0}",440222719, https://github.com/simonw/datasette/issues/448#issuecomment-969572281,https://api.github.com/repos/simonw/datasette/issues/448,969572281,IC_kwDOBm6k_c45yn-5,9599,2021-11-16T01:05:11Z,2021-11-16T01:05:11Z,OWNER,"I tried this and it seems to work correctly: ```python for source_and_config in self.get_configs(): config = source_and_config[""config""] source = source_and_config[""source""] column = config.get(""column"") or config[""simple""] facet_sql = """""" with inner as ({sql}), deduped_array_items as ( select distinct j.value, inner.* from json_each([inner].{col}) j join inner ) select value as value, count(*) as count from deduped_array_items group by value order by count(*) desc limit {limit} """""".format( col=escape_sqlite(column), sql=self.sql, limit=facet_size + 1 ) ``` The queries are _very_ slow though - I had to bump up to 2s time limit even against only a view returning 3,499 rows.","{""total_count"": 0, ""+1"": 0, ""-1"": 0, ""laugh"": 0, ""hooray"": 0, ""confused"": 0, ""heart"": 0, ""rocket"": 0, ""eyes"": 0}",440222719, https://github.com/simonw/datasette/issues/448#issuecomment-969557008,https://api.github.com/repos/simonw/datasette/issues/448,969557008,IC_kwDOBm6k_c45ykQQ,9599,2021-11-16T00:56:09Z,2021-11-16T00:59:59Z,OWNER,"This looks like it might work: ```sql with inner as ( select * from ads_with_targets where :p0 in ( select value from json_each([ads_with_targets].[target_names]) ) ), deduped_array_items as ( select distinct j.value, inner.* from json_each([inner].[target_names]) j join inner ) select value, count(*) from deduped_array_items group by value order by count(*) desc ```","{""total_count"": 0, ""+1"": 0, ""-1"": 0, ""laugh"": 0, ""hooray"": 0, ""confused"": 0, ""heart"": 0, ""rocket"": 0, ""eyes"": 0}",440222719, https://github.com/simonw/datasette/issues/448#issuecomment-969557972,https://api.github.com/repos/simonw/datasette/issues/448,969557972,IC_kwDOBm6k_c45ykfU,9599,2021-11-16T00:56:58Z,2021-11-16T00:56:58Z,OWNER,It uses a CTE which were introduced in SQLite 3.8 - and AWS Lambda Python 3.9 still provides 3.7 - but I've checked and I can use `pysqlite3-binary` to work around that there so I'm OK relying on CTEs for this.,"{""total_count"": 0, ""+1"": 0, ""-1"": 0, ""laugh"": 0, ""hooray"": 0, ""confused"": 0, ""heart"": 0, ""rocket"": 0, ""eyes"": 0}",440222719,