Below are some practical using examples of the excel tags.
 

1 Ejemplo 1

Example

In this example it is showed how to generate an EXCEL document taking the data from the database demo_foodmart using a SELECT.

It also shows how to send this document by email.

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<xsql-script>
    <body>
        <!-- Create the workbook -->
        <set name='wb'>
            <excel.Workbook />
        </set>

        <!-- Create the workbook sheet with name Hoja_1 -->
        <set name="sheet">
            <excel.Workbook.createSheet name="Hoja_1">
                <wb/>
            </excel.Workbook.createSheet>
        </set>

        <!--  SELECT the first 30 rows of employee table and load them in a workbook -->    
        <excel.Sheet.fromResultSet >
            <sheet/>
            <sql.toResultSet>
                <select first='30'>
                    <columns>
                        employee.employee_id Identidicador,
                        employee.first_name Nombre,
                        employee.last_name Apellido,
                        employee.gender Genero,
                        employee.education_level Estudios,                        
                        employee.position_title Cargo,
                        employee.department_id Departamento
                    </columns>
                    <from table='employee'>
                    </from>            
                    <order>employee_id</order>
                </select>          
            </sql.toResultSet>
        </excel.Sheet.fromResultSet>

        <!-- Select cell 1:0 to workbook sheet Hoja_1 -->
        <set name='my_cell'>
            <excel.Row.getCell col='0'>
                <excel.Sheet.getRow row='1'>
                    <excel.Workbook.getSheet name='Hoja_1'>
                        <wb />
                    </excel.Workbook.getSheet>
                </excel.Sheet.getRow>
            </excel.Row.getCell>    
        </set>        

        <!-- Check if the cell is null in case the SELECT does not return rows. -->
        <if>
            <expr><isnull><my_cell/></isnull></expr>
            <then>
                <exception>Cell at row 1 col 0 not found.</exception>
            </then>
        </if>

        <!-- Set color red for the cell at 1:0 -->
        <excel.Cell.setCellStyle css="font-color: red;">
            <wb/>
            <my_cell />    
        </excel.Cell.setCellStyle>

        <!-- Creating a temporary EXCEL file with the workbook data -->
        <excel.Workbook.write>
            <wb/>
            <file name="test.xls" type="temp"/>
        </excel.Workbook.write>        
                
        <println>
            <!-- Return the font color to cell indicated -->    
            Font color row='1' col='0': 
            <excel.Cell.getFontColor>
                <wb/>
                <my_cell />    
            </excel.Cell.getFontColor>
            <!-- Return the sheet Name to workbook index indicated -->    
            Name to first workbook sheet: 
            <excel.Workbook.getSheetName index='0'>
                <wb />
            </excel.Workbook.getSheetName>
        </println>       
                
        <!-- Prints the ResultSet -->        
        <println>
            <!-- Load workbook into ResultSet -->
            <excel.Workbook.toResultSet start-header-row='1' start-column='A'>
                <wb/>
            </excel.Workbook.toResultSet>   
        </println>

        <!-- Send e-mail with the excel.-->
        <mail
            smtphost='localhost'
            from='no-reply@deister.es'
            to='mymail@mydomain.com'
            subject='Excel test'>
            <content>
                Attached file
            </content>
            <attachs>
                <mail.attach type='file/xls'>
                    <file type='temp' name='test.xls' />
                </mail.attach>
            </attachs>
        </mail>
        
    </body>
</xsql-script>
Font color row='1' col='0': #ff0000
            
Name to first workbook sheet: Hoja_1
            
+-------------+----------+---------+------+------------------+----------------------+------------+
|identificator|name      |surname  |gender|studies           |position              |departament |
+-------------+----------+---------+------+------------------+----------------------+------------+
|            1|Sheri     |Nowmer   |F     |Graduate Degree   |President             |           1|
|            2|Derrick   |Whelply  |M     |Graduate Degree   |VP Country Manager    |           1|
|            4|Michael   |Spence   |M     |Graduate Degree   |VP Country Manager    |           1|
|            5|Maya      |Gutierrez|F     |Bachelors Degree  |VP Country Manager    |           1|
|            6|Roberta   |Damstra  |F     |Bachelors Degree  |VP Information Systems|           2|
|            7|Rebecca   |Kanagaki |F     |Bachelors Degree  |VP Human Resources    |           3|
|            8|Kim       |Brunner  |F     |Bachelors Degree  |Store Manager         |          11|
|            9|Brenda    |Blumberg |F     |Graduate Degree   |Store Manager         |          11|
|           10|Darren    |Stanz    |M     |Partial College   |VP Finance            |           5|
|           11|Jonathan  |Murraiin |M     |Graduate Degree   |Store Manager         |          11|
|           12|Jewel     |Creek    |F     |Graduate Degree   |Store Manager         |          11|
|           13|Peggy     |Medina   |F     |Bachelors Degree  |Store Manager         |          11|
|           14|Bryan     |Rutledge |M     |Bachelors Degree  |Store Manager         |          11|
|           15|Walter    |Cavestany|M     |Bachelors Degree  |Store Manager         |          11|
|           16|Peggy     |Planck   |F     |Bachelors Degree  |Store Manager         |          11|
|           17|Brenda    |Marshall |F     |Partial College   |Store Manager         |          11|
|           18|Daniel    |Wolter   |M     |Partial College   |Store Manager         |          11|
|           19|Dianne    |Collins  |F     |Bachelors Degree  |Store Manager         |          11|
|           20|Beverly   |Baker    |F     |Bachelors Degree  |VP Country Manager    |           1|
|           21|Pedro     |Castillo |M     |Bachelors Degree  |VP Country Manager    |           1|
|           22|Laurie    |Borges   |F     |Bachelors Degree  |VP Country Manager    |           1|
|           23|Shauna    |Wyro     |F     |Bachelors Degree  |Store Manager         |          11|
|           24|Jacqueline|Wyllie   |F     |Partial College   |Store Manager         |          11|
|           25|Lin       |Conley   |F     |Graduate Degree   |Store Manager         |          11|
|           26|Jose      |Bernard  |M     |High School Degree|Store Manager         |          11|
|           27|Charles   |Macaluso |M     |Bachelors Degree  |Store Manager         |          11|
|           28|Lois      |Wood     |F     |Partial College   |Store Manager         |          11|
|           29|Kevin     |Armstrong|M     |Graduate Degree   |Store Manager         |          11|
|           30|Cody      |Goldey   |M     |Partial College   |Store Manager         |          11|
|           31|Paula     |Nickell  |F     |Partial College   |Store Manager         |          11|
+-------------+----------+---------+------+------------------+----------------------+------------+
 

2 Ejemplo 2

Example

In this example it is showed how to generate an EXCEL document from a virtual table to which the data will be inserted with the function matrix.

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<xsql-script>
    <body>
        
        <!-- Create virtual table with matrix data-->
        <vtable name='v_music'>
            <column name='artist'        type='string' />
            <column name='title_album'   type='string' />
            <column name='tracks'        type='integer' />
            <column name='genre'         type='string' />
        </vtable>

        <vtable.insert name='v_music'>
            <matrix>
                { "ACDC"                  , "TNT"                             , "9" , "Hard rock"   },
                { "Accept"                , "Balls to the Wall"               , "10", "Heavy metal" },
                { "Aerosmith"             , "Big Ones"                        , "16", "Hard rock"   },
                { "Alice in Chains"       , "Facelift"                        , "12", "Grunge"      },
                { "Apocalyptica"          , "Plays Metallica By Four Cellos"  , "8" , "Cello rock"  },
                { "Black Label Society"   , "Sonic Brew"                      , "15", "Hard rock"   },
                { "Black Sabbath"         , "Black Sabbath"                   , "7" , "Heavy metal" },
                { "Led Zeppelin"          , "Led Zeppelin II"                 , "9" , "Hard rock"   },
                { "Queen"                 , "A Kind of Magic"                 , "9" , "Hard rock"   },
                { "Motörhead"             , "Motorizer"                       , "11", "Heavy metal" },
            </matrix>
        </vtable.insert>

        <!-- Create the workbook -->
        <set name='wb'>
            <excel.Workbook />
        </set>

        <!-- Create the workbook sheet with name Hoja_1 -->
        <set name="sheet">
            <excel.Workbook.createSheet name="Hoja_1">
                <wb/>
            </excel.Workbook.createSheet>
        </set>

        <!--  Create a workbook sheet from ResultSet -->    
        <excel.Sheet.fromResultSet >
            <sheet/>
            <!-- ResultSet to virtual table  -->
            <vtable.toResultSet>
                <v_music />
            </vtable.toResultSet>
        </excel.Sheet.fromResultSet>

        <!-- Select cell 1:0 to workbook sheet Hoja_1 -->
        <set name='my_cell'>
            <excel.Row.getCell col='0'>
                <excel.Sheet.getRow row='1'>
                    <excel.Workbook.getSheet name='Hoja_1'>
                        <wb />
                    </excel.Workbook.getSheet>
                </excel.Sheet.getRow>
            </excel.Row.getCell>    
        </set>        

        <!-- Check if the cell is null in case the SELECT does not return rows. -->
        <if>
            <expr><isnull><my_cell/></isnull></expr>
            <then>
                <exception>Cell at row 1 col 0 not found.</exception>
            </then>
        </if>

        <!-- Set color red for the cell at 1:0 -->
        <excel.Cell.setCellStyle css="font-color: red;">
            <wb/>
            <my_cell />    
        </excel.Cell.setCellStyle>

        <!-- Creating a temporary EXCEL file with the workbook data -->
        <excel.Workbook.write>
            <wb/>
            <file name="test.xls" type="temp"/>
        </excel.Workbook.write>        
                
        <println>
            <!-- Return the font color to cell indicated -->    
            Font color row='1' col='0': 
            <excel.Cell.getFontColor>
                <wb/>
                <my_cell />    
            </excel.Cell.getFontColor>
            <!-- Return the sheet Name to workbook index indicated -->    
            Name to first workbook sheet: 
            <excel.Workbook.getSheetName index='0'>
                <wb />
            </excel.Workbook.getSheetName>
        </println>       
                
        <!-- Prints the ResultSet -->        
        <println>
            <!-- Load workbook into ResultSet -->
            <excel.Workbook.toResultSet start-header-row='1' start-column='A'>
                <wb/>
            </excel.Workbook.toResultSet>   
        </println>

        <!-- Send e-mail with the excel.-->
        <mail
            smtphost='localhost'
            from='no-reply@deister.es'
            to='mymail@mydomain.com'
            subject='Excel test'>
            <content>
                Informe adjunto
            </content>
            <attachs>
                <mail.attach type='file/xls'>
                    <file type='temp' name='test.xls' />
                </mail.attach>
            </attachs>
        </mail>
        
    </body>
</xsql-script>
Font color row='1' col='0': #ff0000

Name to first workbook sheet: Hoja_1

+-------------------+------------------------------+------+-----------+
|artist             |title_album                   |tracks|genre      |
+-------------------+------------------------------+------+-----------+
|ACDC               |TNT                           | 9    |Hard rock  |
|Accept             |Balls to the Wall             | 10   |Heavy metal|
|Aerosmith          |Big Ones                      | 16   |Hard rock  |
|Alice in Chains    |Facelift                      | 12   |Grunge     |
|Apocalyptica       |Plays Metallica By Four Cellos| 8    |Cello rock |
|Black Label Society|Sonic Brew                    | 15   |Hard rock  |
|Black Sabbath      |Black Sabbath                 | 7    |Heavy metal|
|Led Zeppelin       |Led Zeppelin II               | 9    |Hard rock  |
|Queen              |A Kind of Magic               | 9    |Hard rock  |
|Motörhead          |Motorizer                     | 11   |Heavy metal|
+-------------------+------------------------------+------+-----------+
 

3 Ejemplo 3

Example

In this example it is showed how to generate a EXCEL document using a virtual table.

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<xsql-script>
    <body>
        
        <!-- Create empty virtual table -->    
        <vtable name='v_random'>
            <column name='random_1' type='integer' />
            <column name='random_2' type='integer' />
            <column name='random_3' type='integer' />
        </vtable>
        
        <!-- Insert data into vtable -->
        <for name='m_degrees' start='0' end='30' >
            <do>

                <!-- Calculate random numbers -->
                <set name='random_1' type='decimal'>
                    <math.trunc><mul><math.random/>100</mul></math.trunc>
                </set>

                <set name='random_2' type='decimal'>
                    <math.trunc><mul><math.random/>1000</mul></math.trunc>
                </set>

                <set name='random_3' type='decimal'>
                    <math.trunc><mul><math.random/>25</mul></math.trunc>
                </set>

                <vtable.insert name='v_random'>
                    <number><random_1 /></number>
                    <number><random_2 /></number>
                    <number><random_3 /></number>
                </vtable.insert>
            </do>
        </for>

        <!-- Create the workbook -->
        <set name='wb'>
            <excel.Workbook />
        </set>

        <!-- Create the workbook sheet with name Hoja_1 -->
        <set name="sheet">
            <excel.Workbook.createSheet name="Hoja_1">
                <wb/>
            </excel.Workbook.createSheet>
        </set>

        <!--  Create a workbook sheet from ResultSet -->    
        <excel.Sheet.fromResultSet >
            <sheet/>
            <!-- ResultSet to virtual table  -->
            <vtable.toResultSet>
                <v_random />
            </vtable.toResultSet>
        </excel.Sheet.fromResultSet>

        <!-- Creating a temporary EXCEL file with the workbook data -->
        <excel.Workbook.write>
            <wb/>
            <file name="test.xls" type="temp"/>
        </excel.Workbook.write>        
               
        <!-- Prints the ResultSet -->        
        <println>
            <!-- Load workbook into ResultSet -->
            <excel.Workbook.toResultSet start-header-row='1' start-column='A'>
                <wb/>
            </excel.Workbook.toResultSet>   
        </println>
        
    </body>
</xsql-script>
+--------+--------+--------+
|random_1|random_2|random_3|
+--------+--------+--------+
| 49	 | 403	  | 5 	   |
| 1 	 | 169	  | 12 	   |
| 33	 | 943	  | 24 	   |
| 38	 | 961	  | 19 	   |
| 41	 | 25 	  | 24 	   |
| 60	 | 512	  | 16 	   |
| 54	 | 893	  | 12 	   |
| 77	 | 670	  | 3  	   |
| 59	 | 30 	  | 7  	   |
| 75	 | 222	  | 17 	   |
| 68	 | 29 	  | 15 	   |
| 83	 | 400	  | 16 	   |
| 30	 | 87	  | 22 	   |
| 77	 | 133	  | 13 	   |
| 47	 | 668	  | 20 	   |
| 12	 | 604	  | 6  	   |
| 79	 | 525	  | 10 	   |
| 45	 | 91 	  | 12 	   |
| 64	 | 502	  | 0  	   |
| 17	 | 923	  | 17 	   |
| 38	 | 225	  | 4  	   |
| 90	 | 322	  | 21 	   |
| 23	 | 216	  | 6  	   |
| 63	 | 140	  | 21 	   |
| 54	 | 585	  | 8  	   |
| 96	 | 576	  | 2  	   |
| 94	 | 697	  | 3  	   |
| 44	 | 422	  | 24 	   |
| 17	 | 28	  | 14 	   |
| 6 	 | 604	  | 22 	   |
| 50 	 | 445	  | 5  	   |
+--------+--------+--------+