Describe: this book is about database

File list(Click to check if it's the file you need, and recomment it at the bottom):
  第六部分 数据库应用\实例190 如何创建不写代码的数据库程序\DBProgram.bpr
  ...................\....................................\DBProgram.cpp
  ...................\....................................\DBProgram.exe
  ...................\....................................\DBProgram.res
  ...................\....................................\MainForm.cpp
  ...................\....................................\MainForm.ddp
  ...................\....................................\MainForm.dfm
  ...................\....................................\MainForm.h
  ...................\......1 如何添加TDBNavigator组件的按钮功能\DBProgram.bpr
  ...................\..........................................\DBProgram.cpp
  ...................\..........................................\DBProgram.exe
  ...................\..........................................\DBProgram.res
  ...................\..........................................\MainForm.cpp
  ...................\..........................................\MainForm.ddp
  ...................\..........................................\MainForm.dfm
  ...................\..........................................\MainForm.h
  ...................\......2 如何对数据库记录求和\DBProgram.bpr
  ...................\............................\DBProgram.cpp
  ...................\............................\DBProgram.exe
  ...................\............................\DBProgram.res
  ...................\............................\MainForm.cpp
  ...................\............................\MainForm.ddp
  ...................\............................\MainForm.dfm
  ...................\............................\MainForm.h
  ...................\......3 如何对数据库记录求平均值\DBProgram.bpr
  ...................\................................\DBProgram.cpp
  ...................\................................\DBProgram.exe
  ...................\................................\DBProgram.res
  ...................\................................\MainForm.cpp
  ...................\................................\MainForm.ddp
  ...................\................................\MainForm.dfm
  ...................\................................\MainForm.h
  ...................\......4 如何使用Locate方法查询数据库记录\DBProgram.bpr
  ...................\........................................\DBProgram.cpp
  ...................\........................................\DBProgram.exe
  ...................\........................................\DBProgram.res
  ...................\........................................\MainForm.cpp
  ...................\........................................\MainForm.ddp
  ...................\........................................\MainForm.dfm
  ...................\........................................\MainForm.h
  ...................\......5 如何查询固定范围的数据库记录\DBProgram.bpr
  ...................\....................................\DBProgram.cpp
  ...................\....................................\DBProgram.exe
  ...................\....................................\DBProgram.res
  ...................\....................................\MainForm.cpp
  ...................\....................................\MainForm.ddp
  ...................\....................................\MainForm.dfm
  ...................\....................................\MainForm.h
  ...................\......6 如何提高数据库应用程序查询效果\DBProgram.bpr
  ...................\......................................\DBProgram.cpp
  ...................\......................................\DBProgram.exe
  ...................\......................................\DBProgram.res
  ...................\......................................\MainForm.cpp
  ...................\......................................\MainForm.ddp
  ...................\......................................\MainForm.dfm
  ...................\......................................\MainForm.h
  ...................\......7 如何使用数据集的书签\DBProgram.bpr
  ...................\............................\DBProgram.cpp
  ...................\............................\DBProgram.exe
  ...................\............................\DBProgram.res
  ...................\............................\MainForm.cpp
  ...................\............................\MainForm.ddp
  ...................\............................\MainForm.dfm
  ...................\............................\MainForm.h
  ...................\......8 如何浏览数据库中的图像\DBProgram.bpr
  ...................\..............................\DBProgram.cpp
  ...................\..............................\DBProgram.exe
  ...................\..............................\DBProgram.res
  ...................\..............................\MainForm.cpp
  ...................\..............................\MainForm.ddp
  ...................\..............................\MainForm.dfm
  ...................\..............................\MainForm.h
  ...................\......9 如何在删除数据库记录前给予提示\DBProgram.bpr
  ...................\......................................\DBProgram.cpp
  ...................\......................................\DBProgram.exe
  ...................\......................................\DBProgram.res
  ...................\......................................\MainForm.cpp
  ...................\......................................\MainForm.ddp
  ...................\......................................\MainForm.dfm
  ...................\......................................\MainForm.h
  ...................\....200 如何取得数据集的当前状态\DBProgram.bpr
  ...................\................................\DBProgram.cpp
  ...................\................................\DBProgram.exe
  ...................\................................\DBProgram.res
  ...................\................................\MainForm.cpp
  ...................\................................\MainForm.ddp
  ...................\................................\MainForm.dfm
  ...................\................................\MainForm.h
  ...................\......1 如何创建主从关系的数据集\DBProgram.bpr
  ...................\................................\DBProgram.cpp
  ...................\................................\DBProgram.exe
  ...................\................................\DBProgram.res
  ...................\................................\MainForm.cpp
  ...................\................................\MainForm.ddp
  ...................\................................\MainForm.dfm
  ...................\................................\MainForm.h
  ...................\......2 如何在一个数据集中浏览另一个数据集的数据\DBProgram.bpr
  ...................\................................................\DBProgram.cpp
  ...................\................................................\DBProgram.exe
  ...................\................................................\DBProgram.res