gabrywu commented on issue #27733:
URL: https://github.com/apache/beam/issues/27733#issuecomment-1657390224
```java
Pipeline pipeline =
Pipeline.create(PipelineOptionsFactory.fromArgs("--runner=FlinkRunner"
, "--fasterCopy=true"
, "--disableMetrics=true"
, "--externalizedCheckpointsEnabled=false").create());
Schema schema = Schema.builder()
.addInt64Field("id")
.addArrayField("arr", Schema.FieldType.STRING)
.build();
Row row = Row.withSchema(schema)
.addValue(System.currentTimeMillis())
.addValue(Arrays.asList("a","b","c"))
.build();
PCollection<Row> output = pipeline.apply(Create.of(row))
.setRowSchema(schema)
.apply("filter",
SqlTransform.query("SELECT * FROM PCOLLECTION a " +
" cross join" +
" UNNEST (a.arr) AS t(str)" +
" where str <> 'a'"));
PAssert.that(output).satisfies(new SimpleFunction<Iterable<Row>,
Void>() {
@Override
public Void apply(Iterable<Row> input) {
for (Row row : input) {
Assert.assertNotEquals("a", row.getString("str"));
}
return null;
}
});
pipeline.run().waitUntilFinish();
```
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