In a data service, sometimes the result of one /wiki/spaces/DEL/pages/6258843 may be used as an input parameter for another query. In such situations, we use the nested query feature available in the WSO2 Data Services ServerEnterprise Integrator (WSO2 EI).
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The sample data service NestedQuerySample should be deployed using the instructions in Samples Setup.
Running the sample
The sample service can be run using the TryIt tool, which is bundled with the WSO2 Data Services ServerEI, or a code-generated java client sample as discussed in the Data Services Clients section.
Follow the steps below to demonstrate this functionality using the TryIt tool:
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