create table xxx as select create table table1 as select * from table2 where 2=3;
根據table2的表結構,建立tables1
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create table table1 as select * from table2
根據table2的表結構,建立tables1,同時將table2的數據插入table1
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create table table1(column1_rename,column2_rename) as select column1,column2 from table2;
根據table2的表結構,建立tables1,重命名列,並複製數據
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