fix:check table row duplicate

@@ -119,6 +119,14 @@ func NewFormulaSelectCondition(c domain.ConditionExpr) FormulaSelectCondition {
 		ConditionLeftField:  NewFormulaField(c.FieldLeft, true),
 		ConditionRightField: NewFormulaField(c.FieldRight),
 	}
+	if c.OperatorSymbol == "=" && strings.ToLower(c.FieldRight.ExprSql) == "null" {
+		res.ConditionOperator = " is "
+		res.ConditionRightField.ConditionExpression = " null "
+	}
+	if c.OperatorSymbol == "!=" && strings.ToLower(c.FieldRight.ExprSql) == "null" {
+		res.ConditionOperator = "is not"
+		res.ConditionRightField.ConditionExpression = "null"
+	}
 	return res
 }
 

@@ -477,36 +477,6 @@ func (ptr *QuerySetService) CreateOrUpdateQuerySetTable(ctx *domain.Context, que
 	if err = ptr.validDependentCircle(ctx, querySet, queryComponents); err != nil {
 		return nil, err
 	}
-	//var validTables = make([]*domain.Table, 0)
-	//if len(dependencyTables) > 0 {
-	//	_, tables, err := tableRepository.Find(map[string]interface{}{"context": ctx, "tableIds": dependencyTables})
-	//	if err != nil {
-	//		return nil, err
-	//	}
-	//	tableMap := make(map[int]*domain.Table)
-	//	for i := range tables {
-	//		tableMap[tables[i].TableId] = tables[i]
-	//	}
-	//	for _, c := range queryComponents {
-	//		if t, ok := tableMap[c.MasterTable.TableId]; ok {
-	//			c.MasterTable = domain.NewQueryComponentTable(t)
-	//		}
-	//	}
-	//	for _, t := range validTables {
-	//		if t.TableType == domain.SchemaTable.ToString() || t.TableType == domain.SubProcessTable.ToString() {
-	//			validTables = append(validTables, t)
-	//		}
-	//	}
-	//}
-	//
-	//// 循环依赖判断
-	//tableDependencyService, _ := NewTableDependencyService(ptr.transactionContext)
-	//if len(validTables) > 0 {
-	//	tree := tableDependencyService.TableDependTree(validTables, querySet.QuerySetInfo.BindTableId)
-	//	if tableDependencyService.Detect(ctx, tree.EdgesArray()) {
-	//		return nil, NewCircleDependError(tableDependencyService.CircleTable(), querySet)
-	//	}
-	//}
 
 	table.TableInfo.ApplyOnModule = domain.ModuleAll
 	table.TableInfo.DependencyTables = dependencyTables

@@ -45,7 +45,6 @@ func (ptr *AddTableStructService) AddTableStruct(ctx *domain.Context, parentTabl
 	table.DataFields = dataFields
 	table.ManualFields = manualFields
 	table.ParentId = parentTableId
-	//table.SQLName = mainTable.SQLName // 主表名跟分表名相同
 	reserves, deletes, adds := domain.FieldsChange(table.Fields(false), fields)
 
 	if err = domain.ValidFields(fields); err != nil {