Delphi 2010 DataSnap

 DSServerClass component TDSLifeCycle OnCreateInstance

Delphi DataSnap Lifecycle TDSServerClass DSTCPServerTransport

 https://docwiki.embarcadero.com/RADStudio/Sydney/en/Server_Class_LifeCycle

Using DAC products in multi-tier DB application development

https://blog.devart.com/using-dac-products-in-multi-tier-db-application-development.html 

Registering DataSnap Server Class in runtime with Delphi

Delphi 2010 DataSnap

Preserving State in DataSnap REST Server - 大匠之風

Server Objects Life Cycle 

https://www.delphipower.xyz/handbook_2009/server_objects_life_cycle.html

https://www.delphipower.xyz/handbook_2010/overview_of_datasnap_in_delphi.html

http://www.4k8k.xyz/article/aroc_lo/5333773

 DataSnap 2009 系列_编程资料收集与共享交流-程序员资料 

delphi  string  function  constructor  服务器  数据库类  DELPHI编程  parameters  三层/多层结构  编程技术