QueryWrapper qw = new QueryWrapper<>();
qw.eq("parent_id", parentId);
qw.eq("capities", 1).or().capities("capities",0);
SELECT * FROM conference_room WHERE ( parent_id= '???' AND capities= 1 OR capities= 2 );
QueryWrapper qw = new QueryWrapper<>();
qw.eq("parent_id", parentId);qw.and(wrapper -> wrapper.eq("capities", 1)
.or().eq("capities", 2)
);
SELECT * FROM conference_room WHERE ( parent_id= '???' AND ( capities= 1 OR capities= 2 ));
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