diff --git a/_utils/terror_gen/errors_release.txt b/_utils/terror_gen/errors_release.txt
index f4ffe7bf1d..2776ed8075 100644
--- a/_utils/terror_gen/errors_release.txt
+++ b/_utils/terror_gen/errors_release.txt
@@ -273,14 +273,14 @@ ErrSyncerUnitOnlineDDLSchemeNotSupport,[code=36040:class=sync-unit:scope=interna
 ErrSyncerUnitOnlineDDLOnMultipleTable,[code=36041:class=sync-unit:scope=internal:level=high],"online ddl changes on multiple table: %s not supported"
 ErrSyncerUnitGhostApplyEmptyTable,[code=36042:class=sync-unit:scope=internal:level=high],"empty tables not valid"
 ErrSyncerUnitGhostRenameTableNotValid,[code=36043:class=sync-unit:scope=internal:level=high],"tables should contain old and new table name"
-ErrSyncerUnitGhostRenameToGhostTable,[code=36044:class=sync-unit:scope=internal:level=high],"rename table to ghost table %s not supported"
-ErrSyncerUnitGhostRenameGhostTblToOther,[code=36045:class=sync-unit:scope=internal:level=high],"rename ghost table to other ghost table %s not supported"
-ErrSyncerUnitGhostOnlineDDLOnGhostTbl,[code=36046:class=sync-unit:scope=internal:level=high],"online ddls on ghost table `%s`.`%s`"
+ErrSyncerUnitGhostRenameToGhostTable,[code=36044:class=sync-unit:scope=internal:level=high],"rename table to gh-ost temporary table %s not supported"
+ErrSyncerUnitGhostRenameGhostTblToOther,[code=36045:class=sync-unit:scope=internal:level=high],"rename gh-ost temporary table to other temporary table %s not supported"
+ErrSyncerUnitGhostOnlineDDLOnGhostTbl,[code=36046:class=sync-unit:scope=internal:level=high],"online ddl metadata for ghost temporary table `%s`.`%s` not found"
 ErrSyncerUnitPTApplyEmptyTable,[code=36047:class=sync-unit:scope=internal:level=high],"empty tables not valid"
 ErrSyncerUnitPTRenameTableNotValid,[code=36048:class=sync-unit:scope=internal:level=high],"tables should contain old and new table name"
-ErrSyncerUnitPTRenameToGhostTable,[code=36049:class=sync-unit:scope=internal:level=high],"rename table to ghost table %s not supported"
-ErrSyncerUnitPTRenameGhostTblToOther,[code=36050:class=sync-unit:scope=internal:level=high],"rename ghost table to other ghost table %s not supported"
-ErrSyncerUnitPTOnlineDDLOnGhostTbl,[code=36051:class=sync-unit:scope=internal:level=high],"online ddls on ghost table `%s`.`%s`"
+ErrSyncerUnitPTRenameToPTTable,[code=36049:class=sync-unit:scope=internal:level=high],"rename table to pt temporary table %s not supported"
+ErrSyncerUnitPTRenamePTTblToOther,[code=36050:class=sync-unit:scope=internal:level=high],"rename pt temporary table to other temporary table %s not supported"
+ErrSyncerUnitPTOnlineDDLOnPTTbl,[code=36051:class=sync-unit:scope=internal:level=high],"online ddl metadata for pt temporary table `%s`.`%s` not found"
 ErrSyncerUnitRemoteSteamerWithGTID,[code=36052:class=sync-unit:scope=internal:level=high],"open remote streamer with GTID mode not supported"
 ErrSyncerUnitRemoteSteamerStartSync,[code=36053:class=sync-unit:scope=internal:level=high],"start syncing binlog from remote streamer"
 ErrSyncerUnitGetTableFromDB,[code=36054:class=sync-unit:scope=internal:level=high],"invalid table `%s`.`%s`"
diff --git a/errors.toml b/errors.toml
index 533b3007a3..75f3a12c7c 100644
--- a/errors.toml
+++ b/errors.toml
@@ -1649,19 +1649,19 @@ workaround = ""
 tags = ["internal", "high"]
 
 [error.DM-sync-unit-36044]
-message = "rename table to ghost table %s not supported"
+message = "rename table to gh-ost temporary table %s not supported"
 description = ""
 workaround = ""
 tags = ["internal", "high"]
 
 [error.DM-sync-unit-36045]
-message = "rename ghost table to other ghost table %s not supported"
+message = "rename gh-ost temporary table to other temporary table %s not supported"
 description = ""
 workaround = ""
 tags = ["internal", "high"]
 
 [error.DM-sync-unit-36046]
-message = "online ddls on ghost table `%s`.`%s`"
+message = "online ddl metadata for ghost temporary table `%s`.`%s` not found"
 description = ""
 workaround = ""
 tags = ["internal", "high"]
@@ -1679,19 +1679,19 @@ workaround = ""
 tags = ["internal", "high"]
 
 [error.DM-sync-unit-36049]
-message = "rename table to ghost table %s not supported"
+message = "rename table to pt temporary table %s not supported"
 description = ""
 workaround = ""
 tags = ["internal", "high"]
 
 [error.DM-sync-unit-36050]
-message = "rename ghost table to other ghost table %s not supported"
+message = "rename pt temporary table to other temporary table %s not supported"
 description = ""
 workaround = ""
 tags = ["internal", "high"]
 
 [error.DM-sync-unit-36051]
-message = "online ddls on ghost table `%s`.`%s`"
+message = "online ddl metadata for pt temporary table `%s`.`%s` not found"
 description = ""
 workaround = ""
 tags = ["internal", "high"]
diff --git a/pkg/terror/error_list.go b/pkg/terror/error_list.go
index d323037228..aa9a373ddd 100644
--- a/pkg/terror/error_list.go
+++ b/pkg/terror/error_list.go
@@ -351,9 +351,9 @@ const (
 	codeSyncerUnitGhostOnlineDDLOnGhostTbl
 	codeSyncerUnitPTApplyEmptyTable
 	codeSyncerUnitPTRenameTableNotValid
-	codeSyncerUnitPTRenameToGhostTable
-	codeSyncerUnitPTRenameGhostTblToOther
-	codeSyncerUnitPTOnlineDDLOnGhostTbl
+	codeSyncerUnitPTRenameToPTTable
+	codeSyncerUnitPTRenamePTTblToOther
+	codeSyncerUnitPTOnlineDDLOnPTTbl
 	codeSyncerUnitRemoteSteamerWithGTID
 	codeSyncerUnitRemoteSteamerStartSync
 	codeSyncerUnitGetTableFromDB
@@ -862,14 +862,14 @@ var (
 	ErrSyncerUnitOnlineDDLOnMultipleTable   = New(codeSyncerUnitOnlineDDLOnMultipleTable, ClassSyncUnit, ScopeInternal, LevelHigh, "online ddl changes on multiple table: %s not supported")
 	ErrSyncerUnitGhostApplyEmptyTable       = New(codeSyncerUnitGhostApplyEmptyTable, ClassSyncUnit, ScopeInternal, LevelHigh, "empty tables not valid")
 	ErrSyncerUnitGhostRenameTableNotValid   = New(codeSyncerUnitGhostRenameTableNotValid, ClassSyncUnit, ScopeInternal, LevelHigh, "tables should contain old and new table name")
-	ErrSyncerUnitGhostRenameToGhostTable    = New(codeSyncerUnitGhostRenameToGhostTable, ClassSyncUnit, ScopeInternal, LevelHigh, "rename table to ghost table %s not supported")
-	ErrSyncerUnitGhostRenameGhostTblToOther = New(codeSyncerUnitGhostRenameGhostTblToOther, ClassSyncUnit, ScopeInternal, LevelHigh, "rename ghost table to other ghost table %s not supported")
-	ErrSyncerUnitGhostOnlineDDLOnGhostTbl   = New(codeSyncerUnitGhostOnlineDDLOnGhostTbl, ClassSyncUnit, ScopeInternal, LevelHigh, "online ddls on ghost table `%s`.`%s`")
+	ErrSyncerUnitGhostRenameToGhostTable    = New(codeSyncerUnitGhostRenameToGhostTable, ClassSyncUnit, ScopeInternal, LevelHigh, "rename table to gh-ost temporary table %s not supported")
+	ErrSyncerUnitGhostRenameGhostTblToOther = New(codeSyncerUnitGhostRenameGhostTblToOther, ClassSyncUnit, ScopeInternal, LevelHigh, "rename gh-ost temporary table to other temporary table %s not supported")
+	ErrSyncerUnitGhostOnlineDDLOnGhostTbl   = New(codeSyncerUnitGhostOnlineDDLOnGhostTbl, ClassSyncUnit, ScopeInternal, LevelHigh, "online ddl metadata for ghost temporary table `%s`.`%s` not found")
 	ErrSyncerUnitPTApplyEmptyTable          = New(codeSyncerUnitPTApplyEmptyTable, ClassSyncUnit, ScopeInternal, LevelHigh, "empty tables not valid")
 	ErrSyncerUnitPTRenameTableNotValid      = New(codeSyncerUnitPTRenameTableNotValid, ClassSyncUnit, ScopeInternal, LevelHigh, "tables should contain old and new table name")
-	ErrSyncerUnitPTRenameToGhostTable       = New(codeSyncerUnitPTRenameToGhostTable, ClassSyncUnit, ScopeInternal, LevelHigh, "rename table to ghost table %s not supported")
-	ErrSyncerUnitPTRenameGhostTblToOther    = New(codeSyncerUnitPTRenameGhostTblToOther, ClassSyncUnit, ScopeInternal, LevelHigh, "rename ghost table to other ghost table %s not supported")
-	ErrSyncerUnitPTOnlineDDLOnGhostTbl      = New(codeSyncerUnitPTOnlineDDLOnGhostTbl, ClassSyncUnit, ScopeInternal, LevelHigh, "online ddls on ghost table `%s`.`%s`")
+	ErrSyncerUnitPTRenameToPTTable          = New(codeSyncerUnitPTRenameToPTTable, ClassSyncUnit, ScopeInternal, LevelHigh, "rename table to pt temporary table %s not supported")
+	ErrSyncerUnitPTRenamePTTblToOther       = New(codeSyncerUnitPTRenamePTTblToOther, ClassSyncUnit, ScopeInternal, LevelHigh, "rename pt temporary table to other temporary table %s not supported")
+	ErrSyncerUnitPTOnlineDDLOnPTTbl         = New(codeSyncerUnitPTOnlineDDLOnPTTbl, ClassSyncUnit, ScopeInternal, LevelHigh, "online ddl metadata for pt temporary table `%s`.`%s` not found")
 	ErrSyncerUnitRemoteSteamerWithGTID      = New(codeSyncerUnitRemoteSteamerWithGTID, ClassSyncUnit, ScopeInternal, LevelHigh, "open remote streamer with GTID mode not supported")
 	ErrSyncerUnitRemoteSteamerStartSync     = New(codeSyncerUnitRemoteSteamerStartSync, ClassSyncUnit, ScopeInternal, LevelHigh, "start syncing binlog from remote streamer")
 	ErrSyncerUnitGetTableFromDB             = New(codeSyncerUnitGetTableFromDB, ClassSyncUnit, ScopeInternal, LevelHigh, "invalid table `%s`.`%s`")
diff --git a/syncer/pt_osc.go b/syncer/pt_osc.go
index 2843a7e680..4b39fd9d72 100644
--- a/syncer/pt_osc.go
+++ b/syncer/pt_osc.go
@@ -65,7 +65,7 @@ func (p *PT) Apply(tctx *tcontext.Context, tables []*filter.Table, statement str
 			if tp1 == trashTable {
 				return nil, "", "", nil
 			} else if tp1 == ghostTable {
-				return nil, "", "", terror.ErrSyncerUnitPTRenameToGhostTable.Generate(statement)
+				return nil, "", "", terror.ErrSyncerUnitPTRenameToPTTable.Generate(statement)
 			}
 		}
 		return []string{statement}, schema, table, nil
@@ -79,7 +79,7 @@ func (p *PT) Apply(tctx *tcontext.Context, tables []*filter.Table, statement str
 
 			tp1 := p.TableType(tables[1].Name)
 			if tp1 == ghostTable {
-				return nil, "", "", terror.ErrSyncerUnitPTRenameGhostTblToOther.Generate(statement)
+				return nil, "", "", terror.ErrSyncerUnitPTRenamePTTblToOther.Generate(statement)
 			}
 		}
 	case ghostTable:
@@ -106,9 +106,9 @@ func (p *PT) Apply(tctx *tcontext.Context, tables []*filter.Table, statement str
 				if ghostInfo != nil {
 					return ghostInfo.DDLs, tables[1].Schema, tables[1].Name, nil
 				}
-				return nil, "", "", terror.ErrSyncerUnitPTOnlineDDLOnGhostTbl.Generate(schema, table)
+				return nil, "", "", terror.ErrSyncerUnitPTOnlineDDLOnPTTbl.Generate(schema, table)
 			} else if tp1 == ghostTable {
-				return nil, "", "", terror.ErrSyncerUnitPTRenameGhostTblToOther.Generate(statement)
+				return nil, "", "", terror.ErrSyncerUnitPTRenamePTTblToOther.Generate(statement)
 			}
 
 			// rename ghost table to trash table