Teradata SQL数字到时间戳或日期

Teradata SQL数字到时间戳或日期,sql,teradata,numeric,sql-timestamp,Sql,Teradata,Numeric,Sql Timestamp,我需要将如下所示的列=“202007211330231166”更改为时间戳或日期格式=21/07/2020&时间=下午1:30,即(1330您在正确的轨道上,拆分字符串,然后将其转换为: cast(substring(col from 1 for 8) as date format 'yyyymmdd') cast(substring(col from 9 for 4) as time(0) format 'hhmi')

我需要将如下所示的列=“202007211330231166”更改为时间戳或日期格式=21/07/2020&时间=下午1:30,即(1330您在正确的轨道上,拆分字符串,然后将其转换为:

cast(substring(col from 1 for 8) as date format 'yyyymmdd')
cast(substring(col from 9 for 4) as time(0) format 'hhmi')