updated sample

Training/Extending_USQL/MVA_MarkDownOutputter/DocumentOutputters/MarkdownOutputer.cs

@@ -82,6 +82,10 @@ public override void Output(USQLINTERFACES.IRow row, USQLINTERFACES.IUnstructure
                         val = row.Get<string>(col.Name).ToString();
                         val = val ?? "NULL";
                     }
+                    else if (coltype == typeof(bool))
+                    {
+                        val = row.Get<bool>(col.Name).ToString();
+                    }
                     else if (coltype == typeof(char))
                     {
                         val = row.Get<char>(col.Name).ToString();
@@ -151,7 +155,7 @@ public override void Output(USQLINTERFACES.IRow row, USQLINTERFACES.IUnstructure
                 catch (System.NullReferenceException)
                 {
                     // Handling NULL values--keeping them empty
-                    val = "EXCEPTION";
+                    val = "NullReferenceException";
                 }
                 streamWriter.Write(" ");
                 streamWriter.Write(val);

Training/Extending_USQL/MVA_MarkDownOutputter/MarkdownOutputter/Maps.usql

@@ -0,0 +1,108 @@
+/*
+@querylog =
+SELECT * FROM ( VALUES
+("Banana" , 300, "Image" ),
+("Cherry" , 300, "Image" ),
+("Durian" , 500, "Image" ),
+("Apple" , 100, "Web" ),
+("Fig" , 200, "Web" ),
+("Papaya" , 200, "Web" ),
+("Avocado" , 300, "Web" ),
+("Cherry" , 400, "Web" ),
+("Durian" , 500, "Web" ) )
+AS T(Query,Latency,Vertical);
+
+@employees =
+SELECT * FROM ( VALUES
+(1, "Noah", "Engineering", 100, 10000),
+(2, "Sophia", "Engineering", 100, 20000),
+(3, "Liam", "Engineering", 100, 30000),
+(4, "Emma", "HR", 200, 10000),
+(5, "Jacob", "HR", 200, 10000),
+(6, "Olivia", "HR", 200, 10000),
+(7, "Mason", "Executive", 300, 50000),
+(8, "Ava", "Marketing", 400, 15000),
+(9, "Ethan", "Marketing", 400, 10000) )
+AS T(EmpID, EmpName, DeptName, DeptID, Salary);
+
+@result=
+    SELECT
+        EmpName,
+        DeptName,
+    SUM(Salary) OVER( PARTITION BY DeptName ) AS SalaryByDept
+    FROM @employees;
+
+
+OUTPUT @result
+    TO "/result.md"
+    USING new MVADemo.MarkdownOutputter();
+
+OUTPUT @querylog
+    TO "/querylog.md"
+    USING new MVADemo.MarkdownOutputter();
+*/
+
+REFERENCE ASSEMBLY [master].[DocumentOutputers];
+
+
+@cities =
+SELECT * FROM
+    ( VALUES
+        ( "Vermont", "Burlington;Essex;South Burlington;Colchester;Rutland" ),
+        ( "Virginia", "Virginia Beach;Norfolk;Chesapeake;Richmond;Newport News" ),
+        ( "Washington", "Seattle;Spokane;Tacoma;Vancouver;Bellevue" ),
+        ( "West Virginia", "Charleston;Huntington;Parkersburg;Morgantown;Wheeling" ),
+        ( "Wisconsin", "Milwaukee;Madison;Green Bay;Kenosha;Racine" ),
+        ( "Wyoming", "Cheyenne;Casper;Laramie;Gillette;Rock Springs" )
+    )
+AS T(State, Cities);
+
+@xxx = 
+    SELECT *
+    FROM
+    ( VALUES
+        ( "Website", new SqlMap<string,string> { 
+                {"Mallory", "PM"}, 
+                {"Bob", "Dev"} ,
+                {"Alice", "Dev"} ,
+                {"Stan", "Dev"} ,
+                {"Chris", "UX"} ,
+             } 
+        ),
+        ( "DB", new SqlMap<string,string> { 
+                {"Ted", "Test"}, 
+                {"Joe", "Dev"} ,
+                {"Chuck", "Dev"} 
+             } 
+        )
+)
+AS T(Category, Dict);
+
+
+@output = 
+    SELECT         
+        State,
+        SqlArray.Create( Cities.Split(';') ) AS Cities
+    FROM @cities;
+
+@output =
+    SELECT
+        State ,
+        SqlArray.Create( Cities.Where( c=>c.StartsWith("C") ) ) AS Cities
+    FROM @output;
+
+@output = 
+    SELECT
+         State ,
+        Cities ,
+        Cities.Count AS NumCities
+    FROM @output;
+
+OUTPUT @output
+    TO "/cities.md"
+    USING new DocumentOutputers.MarkdownOutputer(outputHeader: true, outputHeaderType: true);
+
+OUTPUT @xxx
+    TO "/xxx.md"
+    USING new DocumentOutputers.MarkdownOutputer(outputHeader: true, outputHeaderType: true);
+

Training/Extending_USQL/MVA_MarkDownOutputter/MarkdownOutputter/Maps.usql.cs

@@ -0,0 +1 @@
+

Training/Extending_USQL/MVA_MarkDownOutputter/MarkdownOutputter/MarkdownOutputter.usqlproj

@@ -21,8 +21,12 @@
     <OutputPath>bin\Release\</OutputPath>
   </PropertyGroup>
   <ItemGroup>
+    <Script Include="Maps.usql" />
     <Script Include="Joins.usql" />
     <Script Include="WindowFunctions.usql" />
+    <ScriptCode Include="Maps.usql.cs">
+      <DependentUpon>Maps.usql</DependentUpon>
+    </ScriptCode>
     <ScriptCode Include="Joins.usql.cs">
       <DependentUpon>Joins.usql</DependentUpon>
     </ScriptCode>

Training/Extending_USQL/MVA_MarkDownOutputter/MarkdownOutputter/WindowFunctions.usql

@@ -1,96 +1,44 @@
-/*
-@querylog =
-SELECT * FROM ( VALUES
-("Banana" , 300, "Image" ),
-("Cherry" , 300, "Image" ),
-("Durian" , 500, "Image" ),
-("Apple" , 100, "Web" ),
-("Fig" , 200, "Web" ),
-("Papaya" , 200, "Web" ),
-("Avocado" , 300, "Web" ),
-("Cherry" , 400, "Web" ),
-("Durian" , 500, "Web" ) )
-AS T(Query,Latency,Vertical);
-
-@employees =
-SELECT * FROM ( VALUES
-(1, "Noah", "Engineering", 100, 10000),
-(2, "Sophia", "Engineering", 100, 20000),
-(3, "Liam", "Engineering", 100, 30000),
-(4, "Emma", "HR", 200, 10000),
-(5, "Jacob", "HR", 200, 10000),
-(6, "Olivia", "HR", 200, 10000),
-(7, "Mason", "Executive", 300, 50000),
-(8, "Ava", "Marketing", 400, 15000),
-(9, "Ethan", "Marketing", 400, 10000) )
-AS T(EmpID, EmpName, DeptName, DeptID, Salary);
-
-@result=
-    SELECT
-        EmpName,
-        DeptName,
-    SUM(Salary) OVER( PARTITION BY DeptName ) AS SalaryByDept
-    FROM @employees;
-
-
-OUTPUT @result
-    TO "/result.md"
-    USING new MVADemo.MarkdownOutputter();
-
-OUTPUT @querylog
-    TO "/querylog.md"
-    USING new MVADemo.MarkdownOutputter();
-*/
-
+
 REFERENCE ASSEMBLY [master].[DocumentOutputers];
 
 
-@cities =
-SELECT * FROM
+@projectmembers = 
+    SELECT *
+    FROM
     ( VALUES
-        ( "Vermont", "Burlington;Essex;South Burlington;Colchester;Rutland" ),
-        ( "Virginia", "Virginia Beach;Norfolk;Chesapeake;Richmond;Newport News" ),
-        ( "Washington", "Seattle;Spokane;Tacoma;Vancouver;Bellevue" ),
-        ( "West Virginia", "Charleston;Huntington;Parkersburg;Morgantown;Wheeling" ),
-        ( "Wisconsin", "Milwaukee;Madison;Green Bay;Kenosha;Racine" ),
-        ( "Wyoming", "Cheyenne;Casper;Laramie;Gillette;Rock Springs" )
-    )
-AS T(State, Cities);
-
-@xxx = 
-SELECT *
-FROM
-( VALUES
-( "cat1", new SqlMap<string,string> { {"A", "X"}, {"B", "Y"} } )
-
+        ( "Website", new SqlMap<string,string> { 
+                {"Mallory", "PM"}, 
+                {"Bob", "Dev"} ,
+                {"Alice", "Dev"} ,
+                {"Stan", "Dev"} ,
+                {"Chris", "UX"} ,
+             } 
+        ),
+        ( "DB", new SqlMap<string,string> { 
+                {"Ted", "Test"}, 
+                {"Joe", "Dev"} ,
+                {"Chuck", "Dev"} 
+             } 
+        )
 )
-AS T(Category, Dict);
+AS T(Project, Members);
 
+
+OUTPUT @projectmembers
+    TO "/projectmembers.md"
+    USING new DocumentOutputers.MarkdownOutputer(outputHeader: true );
 
-@output = 
-    SELECT         
-        State,
-        SqlArray.Create( Cities.Split(';') ) AS Cities
-    FROM @cities;
 
 @output =
-    SELECT
-        State ,
-        SqlArray.Create( Cities.Where( c=>c.StartsWith("C") ) ) AS Cities
-    FROM @output;
+    SELECT 
+        Project,
+        Members.ContainsKey("Mallory") AS ContainsMallory
+FROM @projectmembers;
+
+OUTPUT @output
+    TO "/output.md"
+    USING new DocumentOutputers.MarkdownOutputer(outputHeader: true );
 
-@output = 
-    SELECT
-         State ,
-        Cities ,
-        Cities.Count AS NumCities
-    FROM @output;
 
-OUTPUT @output
-    TO "/cities.md"
-    USING new DocumentOutputers.MarkdownOutputer(outputHeader: true, outputHeaderType: true);
 
-OUTPUT @xxx
-    TO "/xxx.md"
-    USING new DocumentOutputers.MarkdownOutputer(outputHeader: true, outputHeaderType: true);
-
+