amandeep-sharma opened a new pull request #2407:
URL: https://github.com/apache/calcite/pull/2407
…rter
Correlation context is populated in RelToSqlConverter for the followings:
- Project
- Filter
- Calc
- Correlate
But it is not populated for Join. Because of it, using joiner's correlation
id causes below exception
`Caused by:
java.lang.NullPointerException
at
org.apache.calcite.rel.rel2sql.SqlImplementor$Context.toSql(SqlImplementor.java:506)
at
org.apache.calcite.rel.rel2sql.SqlImplementor$Context.toSql(SqlImplementor.java:828)
at
org.apache.calcite.rel.rel2sql.SqlImplementor$Context.toSql(SqlImplementor.java:668)
at
org.apache.calcite.rel.rel2sql.SqlImplementor$Context.toSql(SqlImplementor.java:828)
at
org.apache.calcite.rel.rel2sql.SqlImplementor$Context.toSql(SqlImplementor.java:668)
at
org.apache.calcite.rel.rel2sql.RelToSqlConverter.visit(RelToSqlConverter.java:213)
... 65 more`
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