[
https://issues.apache.org/jira/browse/CALCITE-5354?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Jiajun Xie reassigned CALCITE-5354:
-----------------------------------
Assignee: Jiajun Xie
> JDBC with UNNEST not working
> ----------------------------
>
> Key: CALCITE-5354
> URL: https://issues.apache.org/jira/browse/CALCITE-5354
> Project: Calcite
> Issue Type: Bug
> Components: core
> Affects Versions: 1.32.0
> Reporter: Ulrich Kramer
> Assignee: Jiajun Xie
> Priority: Major
>
> Adding the following unit test to {{JdbcAdapterTest.java}} will throw an
> exception
>
> {code:java}
> @Test void testUnnest() {
> CalciteAssert.model(FoodmartSchema.FOODMART_MODEL)
> .query("SELECT * FROM \"store\" A\n" +
> "NATURAL JOIN UNNEST(SELECT ARRAY[A.\"store_id\"])\n")
> .runs();
> } {code}
> {code}
> Caused by: java.lang.IllegalStateException: Unable to implement
> EnumerableCalc(expr#0..25=[{inputs}], proj#0..23=[{exprs}], EXPR$0=[$t25]):
> rowcount = 100.0, cumulative cost = {780.0 rows, 7501.0 cpu, 0.0 io}, id = 160
> EnumerableCorrelate(correlation=[$cor0], joinType=[inner],
> requiredColumns=[{24}]): rowcount = 100.0, cumulative cost = {680.0 rows,
> 2401.0 cpu, 0.0 io}, id = 156
> JdbcToEnumerableConverter: rowcount = 100.0, cumulative cost = {190.0
> rows, 2111.0 cpu, 0.0 io}, id = 147
> JdbcProject(store_id=[$0], store_type=[$1], region_id=[$2],
> store_name=[$3], store_number=[$4], store_street_address=[$5],
> store_city=[$6], store_state=[$7], store_postal_code=[$8],
> store_country=[$9], store_manager=[$10], store_phone=[$11], store_fax=[$12],
> first_opened_date=[$13], last_remodel_date=[$14], store_sqft=[$15],
> grocery_sqft=[$16], frozen_sqft=[$17], meat_sqft=[$18], coffee_bar=[$19],
> video_store=[$20], salad_bar=[$21], prepared_food=[$22], florist=[$23],
> $f24=[ARRAY($0)]): rowcount = 100.0, cumulative cost = {180.0 rows, 2101.0
> cpu, 0.0 io}, id = 145
> JdbcTableScan(table=[[foodmart, store]]): rowcount = 100.0,
> cumulative cost = {100.0 rows, 101.0 cpu, 0.0 io}, id = 1
> EnumerableUncollect: rowcount = 1.0, cumulative cost =
> {2.9000000000000004 rows, 2.9000000000000004 cpu, 0.0 io}, id = 154
> JdbcToEnumerableConverter: rowcount = 1.0, cumulative cost =
> {1.9000000000000001 rows, 1.9000000000000001 cpu, 0.0 io}, id = 152
> JdbcProject(EXPR$0=[$cor0.$f24]): rowcount = 1.0, cumulative cost =
> {1.8 rows, 1.8 cpu, 0.0 io}, id = 150
> JdbcValues(tuples=[[{ 0 }]]): rowcount = 1.0, cumulative cost =
> {1.0 rows, 1.0 cpu, 0.0 io}, id = 115
> at
> org.apache.calcite.adapter.enumerable.EnumerableRelImplementor.implementRoot(EnumerableRelImplementor.java:114)
> at
> org.apache.calcite.adapter.enumerable.EnumerableInterpretable.toBindable(EnumerableInterpretable.java:114)
> at
> org.apache.calcite.prepare.CalcitePrepareImpl$CalcitePreparingStmt.implement(CalcitePrepareImpl.java:1131)
> at org.apache.calcite.prepare.Prepare.prepareSql(Prepare.java:324)
> at org.apache.calcite.prepare.Prepare.prepareSql(Prepare.java:220)
> at
> org.apache.calcite.prepare.CalcitePrepareImpl.prepare2_(CalcitePrepareImpl.java:648)
> at
> org.apache.calcite.prepare.CalcitePrepareImpl.prepare_(CalcitePrepareImpl.java:514)
> at
> org.apache.calcite.prepare.CalcitePrepareImpl.prepareSql(CalcitePrepareImpl.java:484)
> at
> org.apache.calcite.jdbc.CalciteConnectionImpl.parseQuery(CalciteConnectionImpl.java:234)
> at
> org.apache.calcite.jdbc.CalciteMetaImpl.prepareAndExecute(CalciteMetaImpl.java:623)
> at
> org.apache.calcite.avatica.AvaticaConnection.prepareAndExecuteInternal(AvaticaConnection.java:674)
> at
> org.apache.calcite.avatica.AvaticaStatement.executeInternal(AvaticaStatement.java:156)
> ... 63 more
> Suppressed: java.lang.NullPointerException: variable $cor0 is not found
> at java.base/java.util.Objects.requireNonNull(Objects.java:334)
> at
> org.apache.calcite.rel.rel2sql.SqlImplementor$BaseContext.getAliasContext(SqlImplementor.java:1451)
> at
> org.apache.calcite.rel.rel2sql.SqlImplementor$Context.toSql(SqlImplementor.java:643)
> at
> org.apache.calcite.rel.rel2sql.RelToSqlConverter.visit(RelToSqlConverter.java:446)
> at
> java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:104)
> at java.base/java.lang.reflect.Method.invoke(Method.java:577)
> at
> org.apache.calcite.util.ReflectUtil$2.invoke(ReflectUtil.java:531)
> at
> org.apache.calcite.rel.rel2sql.RelToSqlConverter.dispatch(RelToSqlConverter.java:139)
> at
> org.apache.calcite.rel.rel2sql.RelToSqlConverter.visitInput(RelToSqlConverter.java:147)
> at
> org.apache.calcite.rel.rel2sql.SqlImplementor.visitInput(SqlImplementor.java:216)
> at
> org.apache.calcite.rel.rel2sql.SqlImplementor.visitInput(SqlImplementor.java:204)
> at
> org.apache.calcite.rel.rel2sql.SqlImplementor.visitRoot(SqlImplementor.java:180)
> at
> org.apache.calcite.adapter.jdbc.JdbcToEnumerableConverter.generateSql(JdbcToEnumerableConverter.java:351)
> at
> org.apache.calcite.adapter.jdbc.JdbcToEnumerableConverter.implement(JdbcToEnumerableConverter.java:107)
> at
> org.apache.calcite.adapter.enumerable.EnumerableRelImplementor.visitChild(EnumerableRelImplementor.java:104)
> at
> org.apache.calcite.adapter.enumerable.EnumerableUncollect.implement(EnumerableUncollect.java:84)
> at
> org.apache.calcite.adapter.enumerable.EnumerableRelImplementor.visitChild(EnumerableRelImplementor.java:104)
> at
> org.apache.calcite.adapter.enumerable.EnumerableCorrelate.implement(EnumerableCorrelate.java:139)
> at
> org.apache.calcite.adapter.enumerable.EnumerableRelImplementor.visitChild(EnumerableRelImplementor.java:104)
> at
> org.apache.calcite.adapter.enumerable.EnumerableCalc.implement(EnumerableCalc.java:118)
> at
> org.apache.calcite.adapter.enumerable.EnumerableRelImplementor.implementRoot(EnumerableRelImplementor.java:111)
> ... 74 more
> {code}
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