feat(config): 扩展数据类型映射与数据库字段备注提取功能

- 在 ColumnDataType 中新增对 PostgreSQL 和 Oracle 数据类型的支持
- 更新 Db2JSON 方法，优化对达梦数据库表和列信息的查询逻辑
- 增强字段备注解析，支持从备注中提取提示信息并清理标签
- 更新文档，详细说明字段备注格式及前端提示的展示效果

code/config.go

@@ -42,20 +42,34 @@ var DefaultMenuParentName = "sys"
 
 var ColumnDataType = map[string]string{
 	//sqlite专有类型
-	"real": "number",
-	//mysql数据类型宽泛类型
+	"real":    "number",
+	"integer": "number",
+	//mysql数据类型
 	"int":      "number",
 	"float":    "number",
 	"double":   "number",
 	"decimal":  "number",
-	"integer":  "number", //sqlite3
 	"char":     "text",
 	"text":     "text",
 	"blob":     "text",
 	"date":     "time",
 	"time":     "time",
 	"year":     "time",
-	"geometry": "gis", //不建议使用gis类型，建议使用其他代替
+	"bit":      "number",
+	"binary":   "text",
+	"geometry": "gis",
+	//postgresql数据类型
+	"numeric":  "number",
+	"boolean":  "number",
+	"serial":   "number",
+	"json":     "text",
+	"uuid":     "text",
+	"bytea":    "text",
+	"interval": "text",
+	"money":    "number",
+	//达梦(DM)/Oracle数据类型
+	"clob":   "text",
+	"number": "number",
 }
 
 type ColumnShow struct {