parser: add auto_random_base table option (#830)

Author: AilinKid

ast/ddl.go

@@ -1413,6 +1413,7 @@ const (
 	TableOptionCollate
 	TableOptionAutoIdCache
 	TableOptionAutoIncrement
+	TableOptionAutoRandomBase
 	TableOptionComment
 	TableOptionAvgRowLength
 	TableOptionCheckSum
@@ -1497,6 +1498,10 @@ func (n *TableOption) Restore(ctx *RestoreCtx) error {
 		ctx.WriteKeyWord("AUTO_ID_CACHE ")
 		ctx.WritePlain("= ")
 		ctx.WritePlainf("%d", n.UintValue)
+	case TableOptionAutoRandomBase:
+		ctx.WriteKeyWord("AUTO_RANDOM_BASE ")
+		ctx.WritePlain("= ")
+		ctx.WritePlainf("%d", n.UintValue)
 	case TableOptionComment:
 		ctx.WriteKeyWord("COMMENT ")
 		ctx.WritePlain("= ")

misc.go

@@ -153,6 +153,7 @@ var tokenMap = map[string]int{
 	"AUTO_ID_CACHE":            autoIdCache,
 	"AUTO_INCREMENT":           autoIncrement,
 	"AUTO_RANDOM":              autoRandom,
+	"AUTO_RANDOM_BASE":         autoRandomBase,
 	"AVG":                      avg,
 	"AVG_ROW_LENGTH":           avgRowLength,
 	"BEGIN":                    begin,

model/ddl.go

@@ -64,6 +64,7 @@ const (
 	ActionAddPrimaryKey                 ActionType = 32
 	ActionDropPrimaryKey                ActionType = 33
 	ActionModifyTableAutoIdCache        ActionType = 34
+	ActionRebaseAutoRandomBase          ActionType = 35
 )
 
 const (
@@ -107,6 +108,7 @@ var actionMap = map[ActionType]string{
 	ActionSetTiFlashReplica:             "set tiflash replica",
 	ActionUpdateTiFlashReplicaStatus:    "update tiflash replica status",
 	ActionModifyTableAutoIdCache:        "modify auto id cache",
+	ActionRebaseAutoRandomBase:          "rebase auto_random ID",
 }
 
 // String return current ddl action in string

model/model.go

@@ -217,6 +217,7 @@ type TableInfo struct {
 	Comment     string        `json:"comment"`
 	AutoIncID   int64         `json:"auto_inc_id"`
 	AutoIdCache int64         `json:"auto_id_cache"`
+	AutoRandID  int64         `json:"auto_rand_id"`
 	MaxColumnID int64         `json:"max_col_id"`
 	MaxIndexID  int64         `json:"max_idx_id"`
 	// UpdateTS is used to record the timestamp of updating the table's schema information.