我试图从pg_stats_activity获取当前查询,但未按预期工作。 外交易一切正常: pagetest=# select query from pg_stat_activity where pid = pg_backend_pid() and 1 is not null;
query
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我有一个表lawyers: CREATE TABLE lawyers (
id SERIAL PRIMARY KEY,
name VARCHAR,
name_url VARCHAR,
pic_url VARCHAR(200)
);
想象整个表看起来像这样: 而且表格为firms: CREATE TABLE firms (
id SERIAL PR
我已经遇到了一些“复杂”的查询,如: with q1 as (
select w.entity_id, p.actionable_group, p.error_type
from issue_analysis p
join log l on p.id = l.issue_analysis_id
join website w on l.website_id = w.id
where l.da
我试图选择所有的实体,即使它们不是匹配表达式,但是这个只返回'true'值。 SELECT entity_id, regexp_matches(error_params, '"select_flight"') IS NOT NULL
FROM MyTable
GROUP BY 1
有没有办法做解决内部SELECT语句或在这种情况下,我们应该使用LEFT JOIN表与regexp_match