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<br />6.0 The Query Menu <br /> <br />6.0 The Query Menu <br /> <br />6.1 What is a Query? <br /> <br />Within the context of the SPWRMS application, a query is a request to view <br />data from the SPWRMS central database. The data resulting from a query are <br />read-only and are displayed in various formats appropriate to the particular <br />data. <br /> <br />6.2 Streamftows <br /> <br />The Streamflow dialog can be reached via the Query / Streamflows menu <br />item. <br /> <br />The Streamflow dialog provides the user with a view of real-time streamflow <br />data. Streamflow data are supplied by SEO's satellite monitoring system. The <br />time interval for which streamflow data are displayed is specified via the <br />Preferences dialog <br /> <br />6.2.1 Performing a Streamflow Query <br /> <br />To perform a query of streamflow data, first specify the desired time <br />interval in the Preferences dialog. Then select the gages of interest. <br />Gages can be selected in two ways: by clicking the gage location on <br />the map display or by clicking on the Satellite Flow Structures list <br />available via the Palette / Show Lists menu item (discussed below). <br />Selected gages will be added to the Currently Selected Stream- <br />gages list in the Streamflow dialog. To remove a gage from the list <br />of Currently Selected Streamgages, single-click on the item to be <br />removed, or if all gages are to be cleared, click on the Deselect All <br />button below the list of gages. Next select the display method. <br />Streamflow data can be displayed in various ways. If multiple gages <br />are selected, the user has the option of displaying all streamflow data <br />in a single window or separated out in multiple windows (one stream- <br />gage record per window). The streamflow data may be displayed as <br />tabular output or as a hydrograph. The user also has the option of dis- <br />playing real-time, hourly, or daily streamflow. After choosing the <br />appropriate display method, click on the Display button to view the <br />data. <br /> <br />.,., <br />