*: add ActionModifyTableCharsetAndCollate to support alter table char…

…set and collate (pingcap#14)
tiancaiamao · Dec 10, 2018 · c203d22 · c203d22
1 parent f39a9bb
commit c203d22
Showing 1 changed file with 45 additions and 43 deletions.
diff --git a/model/ddl.go b/model/ddl.go
@@ -29,55 +29,57 @@ type ActionType byte
 
 // List DDL actions.
 const (
-	ActionNone               ActionType = 0
-	ActionCreateSchema       ActionType = 1
-	ActionDropSchema         ActionType = 2
-	ActionCreateTable        ActionType = 3
-	ActionDropTable          ActionType = 4
-	ActionAddColumn          ActionType = 5
-	ActionDropColumn         ActionType = 6
-	ActionAddIndex           ActionType = 7
-	ActionDropIndex          ActionType = 8
-	ActionAddForeignKey      ActionType = 9
-	ActionDropForeignKey     ActionType = 10
-	ActionTruncateTable      ActionType = 11
-	ActionModifyColumn       ActionType = 12
-	ActionRebaseAutoID       ActionType = 13
-	ActionRenameTable        ActionType = 14
-	ActionSetDefaultValue    ActionType = 15
-	ActionShardRowID         ActionType = 16
-	ActionModifyTableComment ActionType = 17
-	ActionRenameIndex        ActionType = 18
-	ActionAddTablePartition  ActionType = 19
-	ActionDropTablePartition ActionType = 20
-	ActionCreateView         ActionType = 21
+	ActionNone                         ActionType = 0
+	ActionCreateSchema                 ActionType = 1
+	ActionDropSchema                   ActionType = 2
+	ActionCreateTable                  ActionType = 3
+	ActionDropTable                    ActionType = 4
+	ActionAddColumn                    ActionType = 5
+	ActionDropColumn                   ActionType = 6
+	ActionAddIndex                     ActionType = 7
+	ActionDropIndex                    ActionType = 8
+	ActionAddForeignKey                ActionType = 9
+	ActionDropForeignKey               ActionType = 10
+	ActionTruncateTable                ActionType = 11
+	ActionModifyColumn                 ActionType = 12
+	ActionRebaseAutoID                 ActionType = 13
+	ActionRenameTable                  ActionType = 14
+	ActionSetDefaultValue              ActionType = 15
+	ActionShardRowID                   ActionType = 16
+	ActionModifyTableComment           ActionType = 17
+	ActionRenameIndex                  ActionType = 18
+	ActionAddTablePartition            ActionType = 19
+	ActionDropTablePartition           ActionType = 20
+	ActionCreateView                   ActionType = 21
+	ActionModifyTableCharsetAndCollate ActionType = 22
 )
 
 // AddIndexStr is a string related to the operation of "add index".
 const AddIndexStr = "add index"
 
 var actionMap = map[ActionType]string{
-	ActionCreateSchema:       "create schema",
-	ActionDropSchema:         "drop schema",
-	ActionCreateTable:        "create table",
-	ActionDropTable:          "drop table",
-	ActionAddColumn:          "add column",
-	ActionDropColumn:         "drop column",
-	ActionAddIndex:           AddIndexStr,
-	ActionDropIndex:          "drop index",
-	ActionAddForeignKey:      "add foreign key",
-	ActionDropForeignKey:     "drop foreign key",
-	ActionTruncateTable:      "truncate table",
-	ActionModifyColumn:       "modify column",
-	ActionRebaseAutoID:       "rebase auto_increment ID",
-	ActionRenameTable:        "rename table",
-	ActionSetDefaultValue:    "set default value",
-	ActionShardRowID:         "shard row ID",
-	ActionModifyTableComment: "modify table comment",
-	ActionRenameIndex:        "rename index",
-	ActionAddTablePartition:  "add partition",
-	ActionDropTablePartition: "drop table partition",
-	ActionCreateView:         "create view",
+	ActionCreateSchema:                 "create schema",
+	ActionDropSchema:                   "drop schema",
+	ActionCreateTable:                  "create table",
+	ActionDropTable:                    "drop table",
+	ActionAddColumn:                    "add column",
+	ActionDropColumn:                   "drop column",
+	ActionAddIndex:                     AddIndexStr,
+	ActionDropIndex:                    "drop index",
+	ActionAddForeignKey:                "add foreign key",
+	ActionDropForeignKey:               "drop foreign key",
+	ActionTruncateTable:                "truncate table",
+	ActionModifyColumn:                 "modify column",
+	ActionRebaseAutoID:                 "rebase auto_increment ID",
+	ActionRenameTable:                  "rename table",
+	ActionSetDefaultValue:              "set default value",
+	ActionShardRowID:                   "shard row ID",
+	ActionModifyTableComment:           "modify table comment",
+	ActionRenameIndex:                  "rename index",
+	ActionAddTablePartition:            "add partition",
+	ActionDropTablePartition:           "drop table partition",
+	ActionCreateView:                   "create view",
+	ActionModifyTableCharsetAndCollate: "modify table charset and collate",
 }
 
 // String return current ddl action in string