Can Teiid be used to access parquet files stored in external directory (out side the web container) in Wildfly web application? Appreciate any help on this
Accessing Parquet files form Teiid
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yes, you can here is the translator [1] the data can be in a file, hdfs or S3 is done as part of [2]. You can see an example in WildFly here [3].
it looks like we have not added in the Teiid SpringBoot, but should be simple enough to add if you are using that.
[1] http://teiid.github.io/teiid-documents/master/content/reference/r_parquet-translator.html
[2] https://issues.redhat.com/browse/TEIID-4594
[3] https://github.com/teiid/teiid/blob/master/wildfly/test-integration/common/src/test/java/org/teiid/arquillian/IntegrationTestParquet.java