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fix: mysql 8.0 file './sys_operator/status.ibd' is missing! #607

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Sep 22, 2020
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fix: mysql 8.0 file './sys_operator/status.ibd' is missing! #607

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7 changes: 7 additions & 0 deletions pkg/sidecar/appconf.go
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Original file line number Diff line number Diff line change
Expand Up @@ -187,6 +187,13 @@ func initFileQuery(cfg *Config, gtidPurged string) []byte {
[]string{"CREATE", "SELECT", "DELETE", "UPDATE", "INSERT"}, fmt.Sprintf("%s.%s", toolsDbName, toolsHeartbeatTableName),
[]string{"REPLICATION CLIENT"}, "*.*")...)

// the slave pod doesn't need to back up sys_operator.status, Xtrabackup might have some bugs that
// cause the table to be unclean. We can do this cleanup before the slave pod starts to avoid accidents.
if !cfg.IsFirstPodInSet() {
queries = append(queries, fmt.Sprintf("DROP TABLE IF EXISTS %s.%s",
constants.OperatorDbName, constants.OperatorStatusTableName))
}

// create the status table used by the operator to configure or to mask MySQL node ready
// CSV engine for this table can't be used because we use REPLACE statement that requires PRIMARY KEY or
// UNIQUE KEY index. Also, the table may exists (in case of pod restart) and should not be changed.
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