Hive Explain Select. A select statement can be part of a union query or a subquery of another query. Order by is the clause we use with “select” statement in hive queries, which helps sort data. You can use the explain command. The select statement in apache hive is a powerful query operation that allows you to retrieve and manipulate data from tables. Order by clause use columns on hive tables for sorting particular column. Once you are in the hive cli or beeline, you can run the explain command followed by your hiveql. Created by confluence administrator, last modified by ian cook on oct 05, 2018. Hive explain command is very useful and comes handy when you are trying to optimize the hive query. Table_reference indicates the input to the query. This query is a ctas statement that creates a new table named flights_by_carrier and populates it with the result of a select query.
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Created by confluence administrator, last modified by ian cook on oct 05, 2018. Order by is the clause we use with “select” statement in hive queries, which helps sort data. Order by clause use columns on hive tables for sorting particular column. This query is a ctas statement that creates a new table named flights_by_carrier and populates it with the result of a select query. Table_reference indicates the input to the query. Once you are in the hive cli or beeline, you can run the explain command followed by your hiveql. The select statement in apache hive is a powerful query operation that allows you to retrieve and manipulate data from tables. A select statement can be part of a union query or a subquery of another query. Hive explain command is very useful and comes handy when you are trying to optimize the hive query. You can use the explain command.
Hive 介绍
Hive Explain Select The select statement in apache hive is a powerful query operation that allows you to retrieve and manipulate data from tables. Order by is the clause we use with “select” statement in hive queries, which helps sort data. Table_reference indicates the input to the query. The select statement in apache hive is a powerful query operation that allows you to retrieve and manipulate data from tables. Hive explain command is very useful and comes handy when you are trying to optimize the hive query. A select statement can be part of a union query or a subquery of another query. Order by clause use columns on hive tables for sorting particular column. You can use the explain command. This query is a ctas statement that creates a new table named flights_by_carrier and populates it with the result of a select query. Once you are in the hive cli or beeline, you can run the explain command followed by your hiveql. Created by confluence administrator, last modified by ian cook on oct 05, 2018.
