[DERBY-3768] Make EmbedBlob.length use skip instead of read

• Type: Improvement
• Status: Closed
• Priority: Minor
• Resolution: Fixed
• Affects Version/s: 10.5.1.1
• Fix Version/s: 10.4.2.0, 10.5.1.1
• Component/s: JDBC
• Bug behavior facts: Performance
• Assignee: Kristian Waagan
• Reporter: Kristian Waagan
• Created: 09/Jul/08 11:26
• Updated: 04/May/09 18:22
• Resolved: 17/Jul/08 13:21

Description

EmbedBlob.length uses read to process the whole Blob when the length has not been encoded at the head of the stream.
Using skip instead of read can lead to better performance.

I also plan to make some minor cleanups under this issue; JavaDoc and to rename a variable.