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Re: How to calcute cumulative data [message #546346 is a reply to message #546190] |
Mon, 12 July 2010 13:58 |
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Yes on the dataset add a computed column and use the RUNNINGSUM
aggregate and the Value column as the expression. Take a look at the
attached example.
Jason
<?xml version="1.0" encoding="UTF-8"?>
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<list-property name="computedColumns">
<structure>
<property name="name">runningqty</property>
<property name="dataType">integer</property>
<property
name="aggregateFunction">RUNNINGSUM</property>
<list-property name="arguments">
<structure>
<property name="name">Expression</property>
<expression
name="value">row["QUANTITYORDERED"]</expression>
</structure>
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<structure>
<property name="columnName">ORDERNUMBER</property>
<text-property
name="displayName">ORDERNUMBER</text-property>
</structure>
<structure>
<property name="columnName">PRODUCTCODE</property>
<text-property
name="displayName">PRODUCTCODE</text-property>
</structure>
<structure>
<property name="columnName">QUANTITYORDERED</property>
<text-property
name="displayName">QUANTITYORDERED</text-property>
</structure>
<structure>
<property name="columnName">PRICEEACH</property>
<text-property
name="displayName">PRICEEACH</text-property>
</structure>
<structure>
<property name="columnName">ORDERLINENUMBER</property>
<text-property
name="displayName">ORDERLINENUMBER</text-property>
</structure>
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<list-property name="resultSet">
<structure>
<property name="position">1</property>
<property name="name">ORDERNUMBER</property>
<property name="dataType">integer</property>
</structure>
<structure>
<property name="position">2</property>
<property name="name">PRODUCTCODE</property>
<property name="dataType">string</property>
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<structure>
<property name="position">3</property>
<property name="name">QUANTITYORDERED</property>
<property name="dataType">integer</property>
</structure>
<structure>
<property name="position">4</property>
<property name="name">PRICEEACH</property>
<property name="dataType">float</property>
</structure>
<structure>
<property name="position">5</property>
<property name="name">ORDERLINENUMBER</property>
<property name="dataType">integer</property>
</structure>
<structure>
<property name="position">6</property>
<property name="name">runningqty</property>
<property name="dataType">integer</property>
</structure>
</list-property>
</structure>
<property name="dataSource">Data Source</property>
<list-property name="resultSet">
<structure>
<property name="position">1</property>
<property name="name">ORDERNUMBER</property>
<property name="nativeName">ORDERNUMBER</property>
<property name="dataType">integer</property>
<property name="nativeDataType">4</property>
</structure>
<structure>
<property name="position">2</property>
<property name="name">PRODUCTCODE</property>
<property name="nativeName">PRODUCTCODE</property>
<property name="dataType">string</property>
<property name="nativeDataType">12</property>
</structure>
<structure>
<property name="position">3</property>
<property name="name">QUANTITYORDERED</property>
<property name="nativeName">QUANTITYORDERED</property>
<property name="dataType">integer</property>
<property name="nativeDataType">4</property>
</structure>
<structure>
<property name="position">4</property>
<property name="name">PRICEEACH</property>
<property name="nativeName">PRICEEACH</property>
<property name="dataType">float</property>
<property name="nativeDataType">8</property>
</structure>
<structure>
<property name="position">5</property>
<property name="name">ORDERLINENUMBER</property>
<property name="nativeName">ORDERLINENUMBER</property>
<property name="dataType">integer</property>
<property name="nativeDataType">5</property>
</structure>
</list-property>
<xml-property name="queryText"><![CDATA[select *
from orderdetails
where ordernumber = 10101]]></xml-property>
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<design:displayName>ORDERNUMBER</design:displayName>
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<design:label>ORDERNUMBER</design:label>
<design:formattingHints>
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<design:name>PRICEEACH</design:name>
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<design:label>PRICEEACH</design:label>
<design:formattingHints>
<design:displaySize>22</design:displaySize>
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<design:resultColumnDefinitions>
<design:attributes>
<design:name>ORDERLINENUMBER</design:name>
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<design:nativeDataTypeCode>5</design:nativeDataTypeCode>
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<design:displayName>ORDERLINENUMBER</design:displayName>
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<design:usageHints>
<design:label>ORDERLINENUMBER</design:label>
<design:formattingHints>
<design:displaySize>6</design:displaySize>
</design:formattingHints>
</design:usageHints>
</design:resultColumnDefinitions>
</design:resultSetColumns>
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On 7/12/2010 1:48 AM, Fan Song wrote:
> I have a data set in following format:
> Date-------Value
> Jun 1-------2
> Jun 2-------3
> Jun 3-------1
> Jun 4-------2
>
> I would add a new column called CumulativeValue to calcute the
> cumulative value, for example:
>
> Date-------Value-------CumulativeValue Jun 1-------2--------------2
> Jun 2-------3--------------5-------(3+2)
> Jun 3-------1--------------6-------(3+2+1)
> Jun 4-------2--------------8-------3+2+2)
>
> Do we have related aggregate function to do it?
>
> Appreicate for your help!
>
>
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Re: How to calcute cumulative data [message #546604 is a reply to message #546503] |
Tue, 13 July 2010 14:17 |
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You can always sort it in the table and then add the aggregation. Take
a look at the modified example (last column).
Jason
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<property name="createdBy">Eclipse BIRT Designer Version
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<property name="units">in</property>
<method
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<property name="iconFile">/templates/blank_report.gif</property>
<property name="bidiLayoutOrientation">ltr</property>
<property name="imageDPI">96</property>
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<oda-data-source
extensionID="org.eclipse.birt.report.data.oda.jdbc" name="Data Source"
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<property
name="odaDriverClass">org.eclipse.birt.report.data.oda.sampledb.Driver </property>
<property name="odaURL">jdbc:classicmodels:sampledb</property>
<property name="odaUser">ClassicModels</property>
<property name="OdaConnProfileName"></property>
</oda-data-source>
</data-sources>
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<oda-data-set
extensionID="org.eclipse.birt.report.data.oda.jdbc.JdbcSelectDataSet "
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<list-property name="computedColumns">
<structure>
<property name="name">runningqty</property>
<property name="dataType">integer</property>
<property
name="aggregateFunction">RUNNINGSUM</property>
<list-property name="arguments">
<structure>
<property name="name">Expression</property>
<expression
name="value">row["QUANTITYORDERED"]</expression>
</structure>
</list-property>
</structure>
</list-property>
<list-property name="columnHints">
<structure>
<property name="columnName">ORDERNUMBER</property>
<text-property
name="displayName">ORDERNUMBER</text-property>
</structure>
<structure>
<property name="columnName">PRODUCTCODE</property>
<text-property
name="displayName">PRODUCTCODE</text-property>
</structure>
<structure>
<property name="columnName">QUANTITYORDERED</property>
<text-property
name="displayName">QUANTITYORDERED</text-property>
</structure>
<structure>
<property name="columnName">PRICEEACH</property>
<text-property
name="displayName">PRICEEACH</text-property>
</structure>
<structure>
<property name="columnName">ORDERLINENUMBER</property>
<text-property
name="displayName">ORDERLINENUMBER</text-property>
</structure>
</list-property>
<structure name="cachedMetaData">
<list-property name="resultSet">
<structure>
<property name="position">1</property>
<property name="name">ORDERNUMBER</property>
<property name="dataType">integer</property>
</structure>
<structure>
<property name="position">2</property>
<property name="name">PRODUCTCODE</property>
<property name="dataType">string</property>
</structure>
<structure>
<property name="position">3</property>
<property name="name">QUANTITYORDERED</property>
<property name="dataType">integer</property>
</structure>
<structure>
<property name="position">4</property>
<property name="name">PRICEEACH</property>
<property name="dataType">float</property>
</structure>
<structure>
<property name="position">5</property>
<property name="name">ORDERLINENUMBER</property>
<property name="dataType">integer</property>
</structure>
<structure>
<property name="position">6</property>
<property name="name">runningqty</property>
<property name="dataType">integer</property>
</structure>
</list-property>
</structure>
<property name="dataSource">Data Source</property>
<list-property name="resultSet">
<structure>
<property name="position">1</property>
<property name="name">ORDERNUMBER</property>
<property name="nativeName">ORDERNUMBER</property>
<property name="dataType">integer</property>
<property name="nativeDataType">4</property>
</structure>
<structure>
<property name="position">2</property>
<property name="name">PRODUCTCODE</property>
<property name="nativeName">PRODUCTCODE</property>
<property name="dataType">string</property>
<property name="nativeDataType">12</property>
</structure>
<structure>
<property name="position">3</property>
<property name="name">QUANTITYORDERED</property>
<property name="nativeName">QUANTITYORDERED</property>
<property name="dataType">integer</property>
<property name="nativeDataType">4</property>
</structure>
<structure>
<property name="position">4</property>
<property name="name">PRICEEACH</property>
<property name="nativeName">PRICEEACH</property>
<property name="dataType">float</property>
<property name="nativeDataType">8</property>
</structure>
<structure>
<property name="position">5</property>
<property name="name">ORDERLINENUMBER</property>
<property name="nativeName">ORDERLINENUMBER</property>
<property name="dataType">integer</property>
<property name="nativeDataType">5</property>
</structure>
</list-property>
<xml-property name="queryText"><![CDATA[select *
from orderdetails
]]></xml-property>
<xml-property name="designerValues"><![CDATA[<?xml
version="1.0" encoding="UTF-8"?>
<model:DesignValues
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<design:displayName>ORDERNUMBER</design:displayName>
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<design:usageHints>
<design:label>ORDERNUMBER</design:label>
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<design:displaySize>11</design:displaySize>
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<design:resultColumnDefinitions>
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<design:usageHints>
<design:label>PRODUCTCODE</design:label>
<design:formattingHints>
<design:displaySize>15</design:displaySize>
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<design:resultColumnDefinitions>
<design:attributes>
<design:name>QUANTITYORDERED</design:name>
<design:position>3</design:position>
<design:nativeDataTypeCode>4</design:nativeDataTypeCode>
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<design:displayName>QUANTITYORDERED</design:displayName>
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<design:usageHints>
<design:label>QUANTITYORDERED</design:label>
<design:formattingHints>
<design:displaySize>11</design:displaySize>
</design:formattingHints>
</design:usageHints>
</design:resultColumnDefinitions>
<design:resultColumnDefinitions>
<design:attributes>
<design:name>PRICEEACH</design:name>
<design:position>4</design:position>
<design:nativeDataTypeCode>8</design:nativeDataTypeCode>
<design:precision>15</design:precision>
<design:scale>0</design:scale>
<design:nullability>Nullable</design:nullability>
<design:uiHints>
<design:displayName>PRICEEACH</design:displayName>
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<design:usageHints>
<design:label>PRICEEACH</design:label>
<design:formattingHints>
<design:displaySize>22</design:displaySize>
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</design:resultColumnDefinitions>
<design:resultColumnDefinitions>
<design:attributes>
<design:name>ORDERLINENUMBER</design:name>
<design:position>5</design:position>
<design:nativeDataTypeCode>5</design:nativeDataTypeCode>
<design:precision>5</design:precision>
<design:scale>0</design:scale>
<design:nullability>Nullable</design:nullability>
<design:uiHints>
<design:displayName>ORDERLINENUMBER</design:displayName>
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</design:attributes>
<design:usageHints>
<design:label>ORDERLINENUMBER</design:label>
<design:formattingHints>
<design:displaySize>6</design:displaySize>
</design:formattingHints>
</design:usageHints>
</design:resultColumnDefinitions>
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<body>
<table id="9">
<property name="dataSet">Data Set</property>
<list-property name="boundDataColumns">
<structure>
<property name="name">ORDERNUMBER</property>
<text-property
name="displayName">ORDERNUMBER</text-property>
<expression name="expression"
type="javascript">dataSetRow["ORDERNUMBER"]</expression >
<property name="dataType">integer</property>
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<structure>
<property name="name">PRODUCTCODE</property>
<text-property
name="displayName">PRODUCTCODE</text-property>
<expression name="expression"
type="javascript">dataSetRow["PRODUCTCODE"]</expression >
<property name="dataType">string</property>
</structure>
<structure>
<property name="name">QUANTITYORDERED</property>
<text-property
name="displayName">QUANTITYORDERED</text-property>
<expression name="expression"
type="javascript">dataSetRow["QUANTITYORDERED"]</expression >
<property name="dataType">integer</property>
</structure>
<structure>
<property name="name">PRICEEACH</property>
<text-property
name="displayName">PRICEEACH</text-property>
<expression name="expression"
type="javascript">dataSetRow["PRICEEACH"]</expression>
<property name="dataType">float</property>
</structure>
<structure>
<property name="name">ORDERLINENUMBER</property>
<text-property
name="displayName">ORDERLINENUMBER</text-property>
<expression name="expression"
type="javascript">dataSetRow["ORDERLINENUMBER"]</expression >
<property name="dataType">integer</property>
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<structure>
<property name="name">runningqty</property>
<text-property
name="displayName">runningqty</text-property>
<expression name="expression"
type="javascript">dataSetRow["runningqty"]</expression>
<property name="dataType">integer</property>
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<structure>
<property name="name">Aggregation</property>
<property name="dataType">float</property>
<property
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</structure>
</list-property>
<list-property name="sort">
<structure>
<expression name="key"
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<property name="direction">asc</property>
<property name="strength">-1</property>
</structure>
</list-property>
<column id="43"/>
<column id="44"/>
<column id="45"/>
<column id="46"/>
<column id="47"/>
<column id="48"/>
<column id="54"/>
<header>
<row id="10">
<cell id="11">
<label id="12">
<text-property
name="text">ORDERNUMBER</text-property>
</label>
</cell>
<cell id="13">
<label id="14">
<text-property
name="text">PRODUCTCODE</text-property>
</label>
</cell>
<cell id="15">
<label id="16">
<text-property
name="text">QUANTITYORDERED</text-property>
</label>
</cell>
<cell id="17">
<label id="18">
<text-property
name="text">PRICEEACH</text-property>
</label>
</cell>
<cell id="19">
<label id="20">
<text-property
name="text">ORDERLINENUMBER</text-property>
</label>
</cell>
<cell id="21">
<label id="22">
<text-property
name="text">runningqty</text-property>
</label>
</cell>
<cell id="51">
<label id="56">
<text-property name="text">runningqty after
sort</text-property>
</label>
</cell>
</row>
</header>
<detail>
<row id="23">
<cell id="24">
<data id="25">
<property
name="resultSetColumn">ORDERNUMBER</property>
</data>
</cell>
<cell id="26">
<data id="27">
<property
name="resultSetColumn">PRODUCTCODE</property>
</data>
</cell>
<cell id="28">
<data id="29">
<property
name="resultSetColumn">QUANTITYORDERED</property>
</data>
</cell>
<cell id="30">
<data id="31">
<property
name="resultSetColumn">PRICEEACH</property>
</data>
</cell>
<cell id="32">
<data id="33">
<property
name="resultSetColumn">ORDERLINENUMBER</property>
</data>
</cell>
<cell id="34">
<data id="35">
<property
name="resultSetColumn">runningqty</property>
</data>
</cell>
<cell id="52">
<data id="55">
<property
name="resultSetColumn">Aggregation</property>
</data>
</cell>
</row>
</detail>
<footer>
<row id="36">
<cell id="37"/>
<cell id="38"/>
<cell id="39"/>
<cell id="40"/>
<cell id="41"/>
<cell id="42"/>
<cell id="53"/>
</row>
</footer>
</table>
</body>
</report>
On 7/13/2010 4:37 AM, Fan Song wrote:
> Hi Jason,
>
> Really thanks for your help! But the running sum function populate the
> cumulative value according to the order of the rows. So the cumulative
> value is not correct if the data set is not sort by column "date".
>
> Is there any resolution to let running sum pupulate it according to the
> column "date", or sort the joint data set by date before using it?
>
> for example:
> Date-------Value-------CumulativeValue
> Jun 1-------2--------------2
> Jun 4-------2--------------8-------(2+1+3+2)
> Jun 2-------3--------------5-------(3+2)
> Jun 3-------1--------------6-------(1+3+2)
>
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