How in the crystal report sql query

如何在水晶报表中实现SQL 查询
............................\CrystalReportsApplication1
............................\CrystalReportsApplication1.sln
............................\CrystalReportsApplication1.suo
............................\..........................\bin
............................\..........................\...\Debug
............................\..........................\...\.....\CrystalReportsApplication1.exe
............................\..........................\...\.....\CrystalReportsApplication1.pdb
............................\..........................\...\.....\CrystalReportsApplication1.vshost.exe
............................\..........................\...\.....\xtreme.mdb
............................\..........................\CrystalReport1.cs
............................\..........................\CrystalReport1.rpt
............................\..........................\CrystalReportsApplication1.csproj
............................\..........................\CrystalReportsApplication1.csproj.user
............................\..........................\Form1.cs
............................\..........................\Form1.Designer.cs
............................\..........................\Form1.resx
............................\..........................\obj
............................\..........................\...\CrystalReportsApplication1.csproj.FileList.txt
............................\..........................\...\Debug
............................\..........................\...\.....\CrystalReportsApplication1.CrystalReport1.rpt
............................\..........................\...\.....\CrystalReportsApplication1.csproj.GenerateResource.Cache
............................\..........................\...\.....\CrystalReportsApplication1.exe
............................\..........................\...\.....\CrystalReportsApplication1.Form1.resources
............................\..........................\...\.....\CrystalReportsApplication1.pdb
............................\..........................\...\.....\CrystalReportsApplication1.Properties.Resources.resources
............................\..........................\...\.....\TempPE
............................\..........................\...\.....\......\CrystalReport1.cs.dll
............................\..........................\Program.cs
............................\..........................\Properties
............................\..........................\..........\AssemblyInfo.cs
............................\..........................\..........\Resources.Designer.cs
............................\..........................\..........\Resources.resx
............................\..........................\..........\Settings.Designer.cs
............................\..........................\..........\Settings.settings

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