MATLAB DATABASE TOOLBOX RELEASE NOTES User's Guide download pdf (Page 424)

100

101

6 Using Database Toolbox Functions

6-82

_____________ ___________ ______________ ________ __________________

1.00 400345.00 1001.00 14.00 'Building Blocks'

2.00 400314.00 1002.00 9.00 'Painting Set'

3.00 400999.00 1009.00 17.00 'Slinky'

4.00 400339.00 1008.00 21.00 'Space Cruiser'

5.00 400455.00 1005.00 3.00 'Tin Soldier'

6.00 400876.00 1004.00 8.00 'Sail Boat'

7.00 389123.00 1007.00 16.00 'Engine Kit'

8.00 212569.00 1001.00 5.00 'Train Set'

Read Data in the DatabaseDatastore

Read the first five records.

read(dbds,5)

ans =

productNumber stockNumber supplierNumber unitCost productDescription

_____________ ___________ ______________ ________ __________________

1.00 400345.00 1001.00 14.00 'Building Blocks'

2.00 400314.00 1002.00 9.00 'Painting Set'

3.00 400999.00 1009.00 17.00 'Slinky'

4.00 400339.00 1008.00 21.00 'Space Cruiser'

5.00 400455.00 1005.00 3.00 'Tin Soldier'

Read the remaining data in the DatabaseDatastore object dbds five records at a time.

while(hasdata(dbds))

read(dbds,5)

end

ans =

productNumber stockNumber supplierNumber unitCost productDescription

_____________ ___________ ______________ ________ __________________

6.00 400876.00 1004.00 8.00 'Sail Boat'

7.00 389123.00 1007.00 16.00 'Engine Kit'

8.00 212569.00 1001.00 5.00 'Train Set'

9.00 125970.00 1003.00 13.00 'Victorian Doll'

10.00 888652.00 1006.00 24.00 'Teddy Bear'

ans =

productNumber stockNumber supplierNumber unitCost productDescription

_____________ ___________ ______________ ________ __________________

11.00 408143.00 1004.00 11.00 'Convertible'

12.00 210456.00 1010.00 22.00 'Hugsy'

13.00 470816.00 1012.00 16.50 'Pancakes'

14.00 510099.00 1011.00 19.00 'Shawl'

15.00 899752.00 1011.00 20.00 'Snacks'

ans =

1 2 ... 419 420 421 422 423 424 425 426 427 428 429 ... 683 684

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MATLAB DATABASE TOOLBOX RELEASE NOTES User's Guide Page 424

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