homework-jianmu/tests/army/query/function/in/max.in

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select MAX(id) from ts_4893.meters;
select MAX(current) from ts_4893.meters;
select MAX(voltage) from ts_4893.meters;
select MAX(name) from ts_4893.meters;
select MAX(nch1) from ts_4893.meters;
select MAX(nch2) from ts_4893.meters;
select MAX(var1) from ts_4893.meters;
select MAX(var2) from ts_4893.meters;
select MAX(id) from ts_4893.meters interval(60d);
select MAX(current) from ts_4893.meters interval(60d);
select MAX(voltage) from ts_4893.meters interval(60d);
select MAX(name) from ts_4893.meters interval(60d);
select MAX(nch1) from ts_4893.meters interval(60d);
select MAX(nch2) from ts_4893.meters interval(60d);
select MAX(var1) from ts_4893.meters interval(60d);
select MAX(var2) from ts_4893.meters interval(60d);