Mysql截取字段中 用逗号分割  省市县镇街道社区小区

select id , name, 
substring_index(name,',',0) as province0,
substring_index(name,',',1) as province1,
substring_index(name,',',2) as province2,
substring_index(name,',',3) as province3,
substring_index(name,',',4) as province4,
substring_index(name,',',5) as province5,
substring_index(name,',',6) as province6,substring_index(name,',',1) as a1,
SUBSTRING_INDEX(substring_index(name,',',1) ,  CONCAT(substring_index(name,',',0),',') ,-1)  a11,
SUBSTRING_INDEX(substring_index(name,',',2) ,  CONCAT(substring_index(name,',',1),',') ,-1)  a2,
SUBSTRING_INDEX(substring_index(name,',',3) ,  CONCAT(substring_index(name,',',2),',') ,-1)  a3,
SUBSTRING_INDEX(substring_index(name,',',4) ,  CONCAT(substring_index(name,',',3),',') ,-1)  a4,
SUBSTRING_INDEX(substring_index(name,',',5) ,  CONCAT(substring_index(name,',',4),',') ,-1)  a5,
SUBSTRING_INDEX(substring_index(name,',',6) ,  CONCAT(substring_index(name,',',5),',') ,-1)  a6 from testwhere SUBSTRING_INDEX(substring_index(name,',',5) ,  CONCAT(substring_index(name,',',4),',') ,-1)   = '社区'

 

 

select id , name, 
substring_index(name,',',1) as province1,
substring_index(name,',',2) as province2,
substring_index(name,',',3) as province3,
substring_index(name,',',4) as province4,
substring_index(name,',',5) as province5,
substring_index(name,',',6) as province6,substring_index(name,',',1) as a1,
SUBSTRING_INDEX(substring_index(name,',',2) ,  CONCAT(substring_index(name,',',1),',') ,-1)  a2,
SUBSTRING_INDEX(substring_index(name,',',3) ,  CONCAT(substring_index(name,',',2),',') ,-1)  a3,
SUBSTRING_INDEX(substring_index(name,',',4) ,  CONCAT(substring_index(name,',',3),',') ,-1)  a4,
SUBSTRING_INDEX(substring_index(name,',',5) ,  CONCAT(substring_index(name,',',4),',') ,-1)  a5,
SUBSTRING_INDEX(substring_index(name,',',6) ,  CONCAT(substring_index(name,',',5),',') ,-1)  a6 from test