我在使用Activerecord查询时遇到了一些问题。我当前的代码如下所示: Table1.select(
'"table1"*, CASE WHEN "table2"."table1").joins("table2").where(table3_id: object_from_table3.id) 当我在pry中运行这个(基本上是指向irb的断点)时,我得到了以下错误: ActiveRecord::StatementInvalid: PG
`category_id` IN (87,1))
Completed 500 Internal Server Error in 58ms (ActiveRecordActiveRecord::StatementInvalid (PG::SyntaxError: ERROR: syntax error at or near "." LINE 1: ...s"."类测验<
我已经使用sequel进行了迁移,如下所示迁移后,我遇到如下语法错误SELECT COUNT(*) FROM "devices" WHERE (User_id IS 6 AND mac_address IS "88:83:123:31:68")
ActiveRecord::StatementInvalid</em
id”GROUP BY GROUP BY accounts.id HAVING count(users.id) >1 ActiveRecord::StatementInvalid: PG:: error: ERROR:语法错误位于或接近" AS“行1:...unt_all,accounts.id HAVING count(users.id) >1 AS accounts...id" GROUP BY accounts.i
偶尔,我们在使用PG::UndefinedTable时得到ActiveRecord错误。关联表名是某种程度上的损坏,我经常看到Cancelled被附加到表名的末尾。例如:
ActiveRecord::StatementInvalid: PG::UndefinedTable: ERROR: relation "fooCancell" does not existActiveRecord::StatementInvalid:
我不知道为什么我会得到语法错误,根据,一切都应该是好的。我找不到执行 (postgres查询,返回由分组的多列,一个单独的列)的方法,这也是我使用原始SQL的原因。user_id) AS total_work, SUM(duration) AS total_duration OVER (PARTITION BY user_id) FROM tasks"
endActiveRecord::