展开全部
方法一:
查询上一条记录的SQL语句(如果有其他的查询条件记得加上other_conditions以免出现不必要的错误):
1
select * from table_a where id = (select id from table_a where id < {$id} [and other_conditions] order by id desc limit 1) [and other_conditions];
查询下一条记录的SQL语句(如果有其他的查询条件记得加上other_conditions以免出现不必要的错误):
1
select * from table_a where id = (select id from table_a where id > {$id} [and other_conditions] order by id asc limit 1) [and other_conditions];
查询上一条记录的SQL语句(如果有其他的查询条件记得加上other_conditions以免出现不必要的错误):
1
select * from table_a where id = (select id from table_a where id < {$id} [and other_conditions] order by id desc limit 1) [and other_conditions];
查询下一条记录的SQL语句(如果有其他的查询条件记得加上other_conditions以免出现不必要的错误):
1
select * from table_a where id = (select id from table_a where id > {$id} [and other_conditions] order by id asc limit 1) [and other_conditions];
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