MapReduce服务 MRS-Hive物化视图:查看物化视图
查看物化视图
语法
SHOW MATERIALIZED VIEWS [IN database_name] ['identifier_with_wildcards’];
DESCRIBE [EXTENDED | FORMATTED] [db_name.]materialized_view_name;
案例
show materialized views;
describe formatted group_mv;
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语法
SHOW MATERIALIZED VIEWS [IN database_name] ['identifier_with_wildcards’];
DESCRIBE [EXTENDED | FORMATTED] [db_name.]materialized_view_name;
案例
show materialized views;
describe formatted group_mv;