[ https://issues.apache.org/jira/browse/IGNITE-7806?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Roman Kondakov reassigned IGNITE-7806: -------------------------------------- Assignee: Roman Kondakov > SQL TX: Backup update protocol > ------------------------------ > > Key: IGNITE-7806 > URL: https://issues.apache.org/jira/browse/IGNITE-7806 > Project: Ignite > Issue Type: Task > Components: cache, sql > Reporter: Vladimir Ozerov > Assignee: Roman Kondakov > Priority: Major > > Currently TX SQL protocol works as follows: > 1) Lock request is sent to {{PRIMARY}} node where updates are applied > immediately. > 2) Updated values are stored in-memory > 3) When commit command is issued, updates are propagated to {{BACKUP}}s. > This requires data to be stored in memory at some point. We should design > better protocol which will allow for updates to be propagated to backups > efficiently. > Ticket is related (or may be even duplicates) to IGNITE-7186. -- This message was sent by Atlassian JIRA (v7.6.3#76005)