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最近更新时间: 2025-02-18 16:02:00
postgres=# explain select * from t1;
QUERY PLAN
------------------------------------------------------------------
Remote Fast Query Execution (cost=0.00..0.00 rows=0 width=0)
Node/s: dn001, dn002
-> Seq Scan on t1 (cost=0.00..10694.64 rows=500564 width=37)
(3 rows)
postgres=#