The following customson Hivev basicoperatecommandexplainThe correct one?
alter table T1 rerame to T2:/Rename table T1 to T2
firop tab1 e if exists T1.//deletesurfaceT1
create table if not exists T1 1ikeT2.//copyT2 table, including the data in the table, and named T1
rödovetab1e T1where id=, //deleteEligible in the table"id=1” ofdata.
Submit