mysql: add write conflict error (#585)

pingcap · Oct 23, 2019 · 32865d3 · 32865d3
1 parent e7801c9
commit 32865d3
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Showing 2 changed files with 9 additions and 8 deletions.
diff --git a/mysql/errcode.go b/mysql/errcode.go
@@ -897,6 +897,8 @@ const (
 	ErrMemExceedThreshold         = 8001
 	ErrForUpdateCantRetry         = 8002
 	ErrAdminCheckTable            = 8003
+	ErrTxnTooLarge                = 8004
+	ErrWriteConflictInTiDB        = 8005
 	ErrInvalidPluginID            = 8101
 	ErrInvalidPluginManifest      = 8102
 	ErrInvalidPluginName          = 8103
@@ -914,6 +916,5 @@ const (
 	ErrResolveLockTimeout = 9004
 	ErrRegionUnavailable  = 9005
 	ErrGCTooEarly         = 9006
-
-	ErrTxnTooLarge = 9500
+	ErrWriteConflict      = 9007
 )
diff --git a/mysql/errname.go b/mysql/errname.go
@@ -891,10 +891,11 @@ var MySQLErrName = map[uint16]string{
 	ErrJSONUsedAsKey:                                         "JSON column '%-.192s' cannot be used in key specification.",
 
 	// TiDB errors.
-	ErrMemExceedThreshold: "%s holds %dB memory, exceeds threshold %dB.%s",
-	ErrForUpdateCantRetry: "[%d] can not retry select for update statement",
-	ErrAdminCheckTable:    "TiDB admin check table failed.",
-
+	ErrMemExceedThreshold:         "%s holds %dB memory, exceeds threshold %dB.%s",
+	ErrForUpdateCantRetry:         "[%d] can not retry select for update statement",
+	ErrAdminCheckTable:            "TiDB admin check table failed.",
+	ErrTxnTooLarge:                "Transaction is too large",
+	ErrWriteConflictInTiDB:        "Write conflict, txnStartTS %d is stale",
 	ErrInvalidPluginID:            "Wrong plugin id: %s, valid plugin id is [name]-[version], both name and version should not contain '-'",
 	ErrInvalidPluginManifest:      "Cannot read plugin %s's manifest",
 	ErrInvalidPluginName:          "Plugin load with %s but got wrong name %s",
@@ -912,6 +913,5 @@ var MySQLErrName = map[uint16]string{
 	ErrResolveLockTimeout: "Resolve lock timeout",
 	ErrRegionUnavailable:  "Region is unavailable",
 	ErrGCTooEarly:         "GC life time is shorter than transaction duration, transaction starts at %v, GC safe point is %v",
-
-	ErrTxnTooLarge: "Transaction is too large",
+	ErrWriteConflict:      "Write conflict, txnStartTS=%d, conflictTS=%d, key=%s",
 }