update YW_JL_MS_OLD_APPA_INFO A
set (A.FACTORY_NUM,A.MAKE_ENT_NAME)=
(select
SUBSTR(MAKE_ENT_NAME,instr(MAKE_ENT_NAME,regexp_substr(MAKE_ENT_NAME,'[0-9a-fA-F]+'))) as make_num,
SUBSTR(MAKE_ENT_NAME,1,instr(MAKE_ENT_NAME,SUBSTR(MAKE_ENT_NAME,instr(MAKE_ENT_NAME,regexp_substr(MAKE_ENT_NAME,'[0-9a-fA-F]+'))))-1) as MAKE_NAME
from YW_JL_MS_OLD_APPA_INFO B
where regexp_substr(MAKE_ENT_NAME,'[0-9a-fA-F]+') is not null
set (A.FACTORY_NUM,A.MAKE_ENT_NAME)=
(select
SUBSTR(MAKE_ENT_NAME,instr(MAKE_ENT_NAME,regexp_substr(MAKE_ENT_NAME,'[0-9a-fA-F]+'))) as make_num,
SUBSTR(MAKE_ENT_NAME,1,instr(MAKE_ENT_NAME,SUBSTR(MAKE_ENT_NAME,instr(MAKE_ENT_NAME,regexp_substr(MAKE_ENT_NAME,'[0-9a-fA-F]+'))))-1) as MAKE_NAME
from YW_JL_MS_OLD_APPA_INFO B
where regexp_substr(MAKE_ENT_NAME,'[0-9a-fA-F]+') is not null
and A.ID=B.ID)
通过正则把一个字段拆分为两个字段,前提是两个字段中其中一个为中文,另外一个为英文或数字组成