Delphi: Delphi-based database operation example, add sample and query the data, can be seen from the figure, you might query the contents of the database by product number and name, which is the most basic kind of simple database query methods, Delphi novice, it is necessary to grasp oh.

数据录入与查询
..............\data
..............\....\db.mdb
..............\Project1.cfg
..............\Project1.dof
..............\Project1.dpr
..............\Project1.res
..............\Unit1.dcu
..............\Unit1.ddp
..............\Unit1.dfm
..............\Unit1.pas

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