[HBASE-17250] For Get and scan in one case, checkFamily can be skipped in Region#getScanner

• Type: Improvement
• Status: Patch Available
• Priority: Minor
• Resolution: Unresolved
• Affects Version/s: 2.0.0
• Assignee: Hua Xiang
• Reporter: Hua Xiang
• Created: 04/Dec/16 05:29
• Updated: 02/Aug/17 16:08

Description

For get(), checkFamily is done in prepareGet(), so checkFamily can be skipped in Region#getScanner(). For scan(), if there is no Family configured in scan, the families are from table descriptor, so checkFamily in Region#getScanner(). can be skipped in this case.