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(SQL Server) CSV Delete ColumnDemonstrates the DeleteColumn method.
-- Important: See this note about string length limitations for strings returned by sp_OAMethod calls. -- CREATE PROCEDURE ChilkatSample AS BEGIN DECLARE @hr int -- Important: Do not use nvarchar(max). See the warning about using nvarchar(max). DECLARE @sTmp0 nvarchar(4000) -- We have the following CSV... -- permalink,company,numEmps,category,city,state,fundedDate,raisedAmt,raisedCurrency,round -- lifelock,LifeLock,,web,Tempe,AZ,1-May-07,6850000,USD,b -- mycityfaces,MyCityFaces,7,web,Scottsdale,AZ,1-Jan-08,50000,USD,seed -- flypaper,Flypaper,,web,Phoenix,AZ,1-Feb-08,3000000,USD,a -- infusionsoft,Infusionsoft,105,software,Gilbert,AZ,1-Oct-07,9000000,USD,a -- gauto,gAuto,4,web,Scottsdale,AZ,1-Jan-08,250000,USD,seed -- chosenlist-com,ChosenList.com,5,web,Scottsdale,AZ,1-Oct-06,140000,USD,seed -- digg,Digg,60,web,San Francisco,CA,1-Oct-05,2800000,USD,a -- facebook,Facebook,450,web,Palo Alto,CA,1-Sep-04,500000,USD,angel -- facebook,Facebook,450,web,Palo Alto,CA,1-May-05,12700000,USD,a -- photobucket,Photobucket,60,web,Palo Alto,CA,1-May-06,10500000,USD,b -- omnidrive,Omnidrive,,web,Palo Alto,CA,1-Dec-06,800000,USD,angel -- geni,Geni,18,web,West Hollywood,CA,1-Jan-07,1500000,USD,a -- twitter,Twitter,17,web,San Francisco,CA,1-Jul-07,5400000,USD,b -- stumbleupon,StumbleUpon,,web,San Francisco,CA,1-Dec-05,1500000,USD,seed -- gizmoz,Gizmoz,,web,Menlo Park,CA,1-May-07,6300000,USD,a -- mahalo,Mahalo,40,web,Santa Monica,CA,1-Jan-06,5000000,USD,a DECLARE @success int DECLARE @bCrlf int SELECT @bCrlf = 1 DECLARE @sb int -- Use "Chilkat_9_5_0.StringBuilder" for versions of Chilkat < 10.0.0 EXEC @hr = sp_OACreate 'Chilkat.StringBuilder', @sb OUT IF @hr <> 0 BEGIN PRINT 'Failed to create ActiveX component' RETURN END EXEC sp_OAMethod @sb, 'AppendLine', @success OUT, 'permalink,company,numEmps,category,city,state,fundedDate,raisedAmt,raisedCurrency,round', @bCrlf EXEC sp_OAMethod @sb, 'AppendLine', @success OUT, 'lifelock,LifeLock,,web,Tempe,AZ,1-May-07,6850000,USD,b', @bCrlf EXEC sp_OAMethod @sb, 'AppendLine', @success OUT, 'mycityfaces,MyCityFaces,7,web,Scottsdale,AZ,1-Jan-08,50000,USD,seed', @bCrlf EXEC sp_OAMethod @sb, 'AppendLine', @success OUT, 'flypaper,Flypaper,,web,Phoenix,AZ,1-Feb-08,3000000,USD,a', @bCrlf EXEC sp_OAMethod @sb, 'AppendLine', @success OUT, 'infusionsoft,Infusionsoft,105,software,Gilbert,AZ,1-Oct-07,9000000,USD,a', @bCrlf EXEC sp_OAMethod @sb, 'AppendLine', @success OUT, 'gauto,gAuto,4,web,Scottsdale,AZ,1-Jan-08,250000,USD,seed', @bCrlf EXEC sp_OAMethod @sb, 'AppendLine', @success OUT, 'chosenlist-com,ChosenList.com,5,web,Scottsdale,AZ,1-Oct-06,140000,USD,seed', @bCrlf EXEC sp_OAMethod @sb, 'AppendLine', @success OUT, 'digg,Digg,60,web,San Francisco,CA,1-Oct-05,2800000,USD,a', @bCrlf EXEC sp_OAMethod @sb, 'AppendLine', @success OUT, 'facebook,Facebook,450,web,Palo Alto,CA,1-Sep-04,500000,USD,angel', @bCrlf EXEC sp_OAMethod @sb, 'AppendLine', @success OUT, 'facebook,Facebook,450,web,Palo Alto,CA,1-May-05,12700000,USD,a', @bCrlf EXEC sp_OAMethod @sb, 'AppendLine', @success OUT, 'photobucket,Photobucket,60,web,Palo Alto,CA,1-May-06,10500000,USD,b', @bCrlf EXEC sp_OAMethod @sb, 'AppendLine', @success OUT, 'omnidrive,Omnidrive,,web,Palo Alto,CA,1-Dec-06,800000,USD,angel', @bCrlf EXEC sp_OAMethod @sb, 'AppendLine', @success OUT, 'geni,Geni,18,web,West Hollywood,CA,1-Jan-07,1500000,USD,a', @bCrlf EXEC sp_OAMethod @sb, 'AppendLine', @success OUT, 'twitter,Twitter,17,web,San Francisco,CA,1-Jul-07,5400000,USD,b', @bCrlf EXEC sp_OAMethod @sb, 'AppendLine', @success OUT, 'stumbleupon,StumbleUpon,,web,San Francisco,CA,1-Dec-05,1500000,USD,seed', @bCrlf EXEC sp_OAMethod @sb, 'AppendLine', @success OUT, 'gizmoz,Gizmoz,,web,Menlo Park,CA,1-May-07,6300000,USD,a', @bCrlf EXEC sp_OAMethod @sb, 'AppendLine', @success OUT, 'mahalo,Mahalo,40,web,Santa Monica,CA,1-Jan-06,5000000,USD,a', @bCrlf DECLARE @csv int -- Use "Chilkat_9_5_0.Csv" for versions of Chilkat < 10.0.0 EXEC @hr = sp_OACreate 'Chilkat.Csv', @csv OUT -- Indicate that the 1st line contains column names. EXEC sp_OASetProperty @csv, 'HasColumnNames', 1 EXEC sp_OAMethod @sb, 'GetAsString', @sTmp0 OUT EXEC sp_OAMethod @csv, 'LoadFromString', @success OUT, @sTmp0 -- Delete the "city" column, which is at index 4. (the 1st column is at index 0) EXEC sp_OAMethod @csv, 'DeleteColumn', @success OUT, 4 EXEC sp_OAMethod @csv, 'SaveToString', @sTmp0 OUT PRINT @sTmp0 -- Output is: -- permalink,company,numEmps,category,state,fundedDate,raisedAmt,raisedCurrency,round -- lifelock,LifeLock,,web,AZ,1-May-07,6850000,USD,b -- mycityfaces,MyCityFaces,7,web,AZ,1-Jan-08,50000,USD,seed -- flypaper,Flypaper,,web,AZ,1-Feb-08,3000000,USD,a -- infusionsoft,Infusionsoft,105,software,AZ,1-Oct-07,9000000,USD,a -- gauto,gAuto,4,web,AZ,1-Jan-08,250000,USD,seed -- chosenlist-com,ChosenList.com,5,web,AZ,1-Oct-06,140000,USD,seed -- digg,Digg,60,web,CA,1-Oct-05,2800000,USD,a -- facebook,Facebook,450,web,CA,1-Sep-04,500000,USD,angel -- facebook,Facebook,450,web,CA,1-May-05,12700000,USD,a -- photobucket,Photobucket,60,web,CA,1-May-06,10500000,USD,b -- omnidrive,Omnidrive,,web,CA,1-Dec-06,800000,USD,angel -- geni,Geni,18,web,CA,1-Jan-07,1500000,USD,a -- twitter,Twitter,17,web,CA,1-Jul-07,5400000,USD,b -- stumbleupon,StumbleUpon,,web,CA,1-Dec-05,1500000,USD,seed -- gizmoz,Gizmoz,,web,CA,1-May-07,6300000,USD,a -- mahalo,Mahalo,40,web,CA,1-Jan-06,5000000,USD,a EXEC @hr = sp_OADestroy @sb EXEC @hr = sp_OADestroy @csv END GO |
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