1. 1 Data Warehouse Usage for a Study Unit Team – What the “DWH” can do for you Rick Bell / Nate Booth / Sandy Williamson 2/15/01

2. 2 Data Warehouse Team What’s in the Data Warehouse Discoverer Software Features/Queries Miscellaneous Session Overview

3. 3 NAWQA Data Warehouse Team Sandy Williamson – Tacoma Nate Booth – Madison Bill Selbig – Madison (Harry House – Madison) Rick Bell – Little Rock

4. 4 Types of Data in the Data Warehouse Chemical groups –nutrients –major elements –trace metals –pesticides –volatile/semi-volatile organic compounds

5. 5 Types of Data in the Data Warehouse—cont. Daily streamflow values Network and site data Stream habitat and community data GIS-based ancillary data

6. 6 Discoverer Features Integrated data (chemical, biological, network, GIS) Pick lists for valid values Annotate queries Export to popular data formats Reusable/shareable queries Scheduler (background)

7. 7 Data Warehouse/Discoverer Features—cont. Excel-like Formatting, Tables, Cross-Tabs Filters, Sorts, Totals, Percentages Roll-Up and Drill-Down Simple Graphs Ad Hoc / Exploratory Data Analysis

8. 8 Components of a Discoverer Query Select -display (table type) -data items -layout -conditions (filters) -sorts, calculations Run query Modify as needed

9. Create Query / Select Display #9

10. 10 Select Data Items—Primary Folders

11. 11 — Ancillary Folders

12. Items Selected #12

13. 13 Items Selected—cont.

14. 14 Arrange the layout

15. 15 Conditions

16. #16 New Condition

17. 17 Choose Value(s) for Item

18. 18 Wildcard Matches

19. 19 Conditions for Query

20. #20 we’ll be right back …

21. Query Output #21

22. 22 Modify the Query

23. 23 Add new items

24. 24 Output with new items

25. 25 Table  Crosstab

26. 26 Arrange Layout of Crosstab

27. 27 Crosstab Output

28. 28 Pivot Example

29. 29 Pivot Example—cont.

30. 30 Pivot Example—cont.

31. 31 Menu Review

32. 32 Schedule a Query

33. 33 Select Options for Scheduler

34. 34 Edit Menu

35. 35 Activate “Page Items”

36. 36 Display with Page Item

37. 37 Display with a Different Page Option

38. 38 Display with a New Page Item

39. 39 Edit Title

40. 40 Choose Items for Title

41. 41 Display with Title

42. 42 Drill

43. 43 Select an Item for a Drill

44. 44 Drill Output

45. 45 Drill Output—cont.

46. 46 Drill Output—cont.

47. 47 Display Data “Exceptions”

48. 48 Choose Items for Exception Display

49. 49 Select “Exception” Criteria

50. 50 Exception Output

51. 51 Tools Menu

52. 52 Totals

53. 53 Create a New Total

54. 54 Create a New Total—cont.

55. 55 Totals Output

56. 56 Calculations

57. 57 Define a Calculation

58. 58 Calculation Output

59. 59 “Parameters”

60. 60 Parameter Form for Users

61. 61 Options

62. 62 Query Governor Settings

63. 63 Crosstab Settings

64. 64 “Outline” Style

65. 65 Graphs

66. 66 Types of Graphs

67. 67 Types of Graphs—cont.

68. 68 Excel Toolbar

69. 69 Export to Excel

70. 70 Health Criteria

71. 71 Health Criteria—cont.

72. 72 Filter: Values > Health Criteria

73. 73 Condition for Value > Health Std

74. 74 Regular vs. Replicate Samples

75. 75 Atrazine vs. Well Depth

76. 76 Sub-query, part 1

77. 77 Sub-query, part 2

78. 78 Sub-query, part 3

79. 79 Map Items

80. 80 Map Items — cont.

81. 81 Tiger Map

82. 82 Topo Map

83. 83 Miscellaneous Data Warehouse Homepage http://infotrek.er.usgs.gov/wdbctx/nawqa_www/nawqa_www.home Public version of Data Warehouse http://infotrek.er.usgs.gov/wdbctx/nawqa/nawqa.wwv_main.gohome Discoverer 4i (web version) Sample queries --- public directory Web page with ppt presentation slides http://ar.water.usgs.gov/nawqa/national.meeting/nat-meeting.ppt

84. 84 Data Warehouse Page

85. 85 Data Warehouse---Public Version

86. 86

87. 87

88. 88 Accessing “Common Area” Queries

89. 89 Some “Common Area” Queries