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Posted to issues@calcite.apache.org by "Haisheng Yuan (JIRA)" <ji...@apache.org> on 2019/03/08 22:08:00 UTC
[jira] [Created] (CALCITE-2903) Exception thrown when decorrelating
streaming query
Haisheng Yuan created CALCITE-2903:
--------------------------------------
Summary: Exception thrown when decorrelating streaming query
Key: CALCITE-2903
URL: https://issues.apache.org/jira/browse/CALCITE-2903
Project: Calcite
Issue Type: Bug
Components: core
Reporter: Haisheng Yuan
Repro:
In SqlToRelConverterTest.java, add the following case:
{code:java}
@Test public void testStreamLateralJoin() {
final String sql = "select stream *\n"
+ "from orders\n"
+ "cross join lateral ("
+ " select * from products_temporal for system_time as of orders.rowtime\n"
+ " where orders.productid = products_temporal.productid)\n";
sql(sql).ok();
}
{code}
We will see the exception:
{code:java}
java.lang.RuntimeException: While invoking method 'public org.apache.calcite.sql2rel.RelDecorrelator$Frame org.apache.calcite.sql2rel.RelDecorrelator.decorrelateRel(org.apache.calcite.rel.RelNode)'
at org.apache.calcite.util.ReflectUtil$2.invoke(ReflectUtil.java:527)
at org.apache.calcite.sql2rel.RelDecorrelator.getInvoke(RelDecorrelator.java:613)
at org.apache.calcite.sql2rel.RelDecorrelator.decorrelate(RelDecorrelator.java:254)
at org.apache.calcite.sql2rel.RelDecorrelator.decorrelateQuery(RelDecorrelator.java:214)
at org.apache.calcite.sql2rel.SqlToRelConverter.decorrelateQuery(SqlToRelConverter.java:3073)
at org.apache.calcite.sql2rel.SqlToRelConverter.decorrelate(SqlToRelConverter.java:483)
at org.apache.calcite.test.SqlToRelTestBase$TesterImpl.convertSqlToRel(SqlToRelTestBase.java:616)
at org.apache.calcite.test.SqlToRelTestBase$TesterImpl.assertConvertsTo(SqlToRelTestBase.java:723)
at org.apache.calcite.test.SqlToRelConverterTest$Sql.convertsTo(SqlToRelConverterTest.java:3096)
at org.apache.calcite.test.SqlToRelConverterTest$Sql.ok(SqlToRelConverterTest.java:3088)
.........
Caused by: java.lang.reflect.InvocationTargetException
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:498)
at org.apache.calcite.util.ReflectUtil$2.invoke(ReflectUtil.java:524)
... 32 more
Caused by: java.lang.RuntimeException: While invoking method 'public org.apache.calcite.sql2rel.RelDecorrelator$Frame org.apache.calcite.sql2rel.RelDecorrelator.decorrelateRel(org.apache.calcite.rel.logical.LogicalProject)'
at org.apache.calcite.util.ReflectUtil$2.invoke(ReflectUtil.java:527)
at org.apache.calcite.sql2rel.RelDecorrelator.getInvoke(RelDecorrelator.java:613)
at org.apache.calcite.sql2rel.RelDecorrelator.decorrelateRel(RelDecorrelator.java:369)
{code}
Inside
{noformat}
public Frame decorrelateRel(LogicalCorrelate rel)
{noformat}
, assertion failure happened:
{code:java}
assert rel.getRequiredColumns().cardinality()
<= rightFrame.corDefOutputs.keySet().size();
{code}
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