select substr(description, instr(description,'测试数据',1,1)+6) from test;
select substr(description,instr(description,'测试数据',1,1)+6) from test where description like '%有履行能力%' ;
select substr(description, instr(description,'测试数据',1,1)+6) from test;
select substr(description,instr(description,'测试数据',1,1)+6) from test where description like '%有履行能力%' ;