retrying SELECT queries
Bug #1076382 reported by
Seppo Jaakola
This bug affects 1 person
| Affects | Status | Importance | Assigned to | Milestone | |
|---|---|---|---|---|---|
| MySQL patches by Codership |
Fix Released
|
Medium
|
Seppo Jaakola | ||
| 5.5 |
Fix Released
|
Medium
|
Seppo Jaakola | ||
Bug Description
Current RC (5.5.28-23.7) will retry also SELECT queries (if aborted by DDL, and wsrep_retry_
SELECT retrying is generally not safe, due to potential violation with client protocol.
This has caused regression test lp:917416 to fail intermittently.
Related branches
| Changed in codership-mysql: | |
| status: | New → In Progress |
| importance: | Undecided → Medium |
| assignee: | nobody → Seppo Jaakola (seppo-jaakola) |
| milestone: | none → 5.5.28-23.7 |
Revision history for this message
| Seppo Jaakola (seppo-jaakola) wrote | #1 |
| Changed in codership-mysql: | |
| status: | In Progress → Fix Committed |
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A straight forward fix, by disabling retry for SELECTs has been pushed with revision: http://
A more optimal variant can distinguish between safe and un-safe SELECTs and allow retrying of safe SELECTs