修改 DB_POSTGRES ，数据库类型设置要与系统一致

src/main/java/com/syjy/calculate/entity/CalculateResult.java

@@ -158,10 +158,10 @@ public class CalculateResult extends HashMap<String, Object> {
     public static final String STR_FALSE = "0";
 
     public static final String DB_ERROR_TABLE_EXIST = "java.sql.SQLException: [KingbaseES Server]ERROR: relation \"t_calculation_formula\" does not exist";
-    public static final String DB_MYSQL = "mysql";
+    public static final String DB_POSTGRES = "postgresql";
     public static final String DB_KINGBASE = "kingbase";
-    public static final String DB_POSTGRES = "postgres";
     public static final String DB_HIGHGO = "highgo";
+    public static final String DB_MYSQL = "mysql";
     public static final String DB_XUGU = "xugu";
     // 授权信息
     public static final String AUTHORIZATION = "Authorization";