如何在postgresql中找到具有特定列的表格

Question

我正在使用postgresql 9.1。我有一个表的列名。是否有可能找到有/有此列的表格？怎么样？提前致谢。

Answer 1

可以查询system catalogs：

select c.relname 
from pg_class as c 
    inner join pg_attribute as a on a.attrelid = c.oid 
where a.attname = <column name> and c.relkind = 'r' 

sql fiddle demo

Answer 2

你也可以做

select table_name from information_schema.columns where column_name = 'your_column_name'