dml sql迭代

help/sql/dml_1.0.1.sql

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+ALTER TABLE sys_tenant_detail ADD COLUMN if not  EXISTS title VARCHAR(255) ;
+COMMENT ON COLUMN "public"."sys_tenant_detail"."title" IS '企业标题';
+
+ALTER TABLE iot_thing_source ADD COLUMN  if not  EXISTS  thing_attr_group VARCHAR(255) ;
+COMMENT ON COLUMN "public"."iot_thing_source"."thing_attr_group" IS '标签组';
+
+ALTER TABLE iot_thing_source ADD COLUMN if not  EXISTS start_status VARCHAR(255) ;
+COMMENT ON COLUMN "public"."iot_thing_source"."start_status" IS '属性启用状态';
+
+ALTER TABLE iot_visual_component ADD COLUMN if not  EXISTS config text;
+COMMENT ON COLUMN "public"."iot_visual_component"."config" IS '部件配置';