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Data Science Blog

Suppressing repeated subreports in IReport
13 years ago

Suppressing repeated subreports in IReport

You can suppress repeated fields in IReport by going to the repeated field properties box and unchecking the Print Repeated Values box. But how about when an entire subreport is …
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Mixing Custom and jdbc Data Sources in IReport
13 years ago

Mixing Custom and jdbc Data Sources in IReport

There are cases where you will need both custom datasources for your master report and a simple one stage sql query in your subreport. So how do you tell IReport …
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Clob data field handling in IReport
13 years ago

Clob data field handling in IReport

Unfortunately, iReport doesn’t have a field definition for Clobs and the Informix JDBC will report the Clob data field as a String when asked. There is a solution to this …
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Print only the first row of your data in JasperReports
13 years ago

Print only the first row of your data in JasperReports

f you don’t want to code a solution in SQL that will only return the first row of a multi-row data set, there is a solution in JasperReports. Select the …
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Different Data Sources in JasperReport and Subreport
13 years ago

Different Data Sources in JasperReport and Subreport

There are times when we need to use different customized datasources between reports and subreports. This can be done in a JasperReport by adding one line to the .jrxml file. …
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