mybatis plus 使用 nested、 or查询

mafa1993

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2024-09-01

需求背景

有多组版本号区间需要查询,同时有需要跟其他条件的关系为and

AND ( ( (app_version_num BETWEEN ? AND ?) ) OR ( (app_version_num BETWEEN ? AND ?) ) ) AND create_time > ?

Mybatis plus nested、 or组合查询

lambdaWrapper.nested(wrapper -> {
                for (int i = 0; i < versionList.size(); i++) {
                    if (i > 0) {
                        wrapper.or();
                    }
                    Long startVersion  = versionList.get(i).getStartVersion();
                    Long endVersion  = versionList.get(i).getEndVersion();
                    wrapper.nested(innerWrapper -> innerWrapper.between(Entity::getAppVersionNum,
                        startVersion,
                        endVersion
                    ));
                }
  });

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