[HIVE-16714] make Task Dependency on Repl Load more intuitive

• Type: Sub-task
• Status: Closed
• Priority: Major
• Resolution: Not A Problem
• Affects Version/s: 3.0.0
• Fix Version/s: 3.0.0
• Component/s: HiveServer2
• Assignee: Anishek Agarwal
• Reporter: Anishek Agarwal
• Created: 19/May/17 10:08
• Updated: 23/May/18 00:00
• Resolved: 03/Aug/17 05:20

Description

Primary warehouse
Create table a (name string, id int);
Create table b as select name, id from a;
Repl dump default;

Replica warehouse
Repl load replica from ‘[location]’;

Query Plan Generated
DDL0 => Copy a => move a
DDL0 => DDL Create a => move a
DDL0 => Copy b => move b
DDL0 => DDL Create b => move b

Move to Query Plan :
DDL0 => Copy a => move a => DDL Create a
DDL0 => Copy b => move b => DDL Create b