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https://issues.apache.org/jira/browse/SOLR-15802?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Timothy Potter updated SOLR-15802:
----------------------------------
Labels: RobustSQL (was: )
> Solr SQL doesn't support DESCRIBE table syntax
> ----------------------------------------------
>
> Key: SOLR-15802
> URL: https://issues.apache.org/jira/browse/SOLR-15802
> Project: Solr
> Issue Type: Improvement
> Security Level: Public(Default Security Level. Issues are Public)
> Components: Parallel SQL
> Reporter: Timothy Potter
> Assignee: Timothy Potter
> Priority: Major
> Labels: RobustSQL
>
> Ugh. Just tried {{DESCRIBE <table>}} and got back:
> {code}
> 2021-11-16 16:28:22.141 ERROR (qtp414225167-147) [c:books s:shard1
> r:core_node2 x:books_shard1_replica_n1] o.a.s.c.s.i.s.ExceptionStream
> java.io.IOException: Failed to execute sqlQuery 'DESCRIBE books' against JDBC
> connection 'jdbc:calcitesolr:'.
> Caused by: Error while executing SQL "DESCRIBE books": From line 1, column 10
> to line 1, column 14: Column 'books' not found in any table =>
> java.io.IOException: Failed to execute sqlQuery 'DESCRIBE books' against JDBC
> connection 'jdbc:calcitesolr:'.
> Caused by: Error while executing SQL "DESCRIBE books": From line 1, column 10
> to line 1, column 14: Column 'books' not found in any table
> java.io.IOException: Failed to execute sqlQuery 'DESCRIBE books' against JDBC
> connection 'jdbc:calcitesolr:'.
> Caused by: Error while executing SQL "DESCRIBE books": From line 1, column 10
> to line 1, column 14: Column 'books' not found in any table
> at
> org.apache.solr.client.solrj.io.stream.JDBCStream.open(JDBCStream.java:286)
> ~[?:?]
> at
> org.apache.solr.client.solrj.io.stream.ExceptionStream.open(ExceptionStream.java:52)
> ~[?:?]
> at
> org.apache.solr.handler.StreamHandler$TimerStream.open(StreamHandler.java:462)
> ~[?:?]
> at
> org.apache.solr.client.solrj.io.stream.TupleStream.writeMap(TupleStream.java:82)
> ~[?:?]
> at
> org.apache.solr.common.util.JsonTextWriter.writeMap(JsonTextWriter.java:163)
> ~[?:?]
> at org.apache.solr.common.util.TextWriter.writeMap(TextWriter.java:219)
> ~[?:?]
> at org.apache.solr.common.util.TextWriter.writeVal(TextWriter.java:72)
> ~[?:?]
> at
> org.apache.solr.response.TextResponseWriter.writeVal(TextResponseWriter.java:153)
> ~[?:?]
> at
> org.apache.solr.common.util.JsonTextWriter.writeNamedListAsMapWithDups(JsonTextWriter.java:385)
> ~[?:?]
> at
> org.apache.solr.common.util.JsonTextWriter.writeNamedList(JsonTextWriter.java:291)
> ~[?:?]
> at
> org.apache.solr.response.JSONWriter.writeResponse(JSONWriter.java:73) ~[?:?]
> at
> org.apache.solr.response.JSONResponseWriter.write(JSONResponseWriter.java:66)
> ~[?:?]
> at
> org.apache.solr.response.QueryResponseWriterUtil.writeQueryResponse(QueryResponseWriterUtil.java:65)
> ~[?:?]
> Caused by: java.sql.SQLException: Error while executing SQL "DESCRIBE books":
> From line 1, column 10 to line 1, column 14: Column 'books' not found in any
> table
> at org.apache.calcite.avatica.Helper.createException(Helper.java:56)
> ~[?:?]
> at org.apache.calcite.avatica.Helper.createException(Helper.java:41)
> ~[?:?]
> at
> org.apache.calcite.avatica.AvaticaStatement.executeInternal(AvaticaStatement.java:163)
> ~[?:?]
> at
> org.apache.calcite.avatica.AvaticaStatement.executeQuery(AvaticaStatement.java:227)
> ~[?:?]
> at
> org.apache.solr.client.solrj.io.stream.JDBCStream.open(JDBCStream.java:283)
> ~[?:?]
> ... 55 more
> Caused by: org.apache.calcite.runtime.CalciteContextException: From line 1,
> column 10 to line 1, column 14: Column 'books' not found in any table
> at
> jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance0(Native
> Method) ~[?:?]
> at
> jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
> ~[?:?]
> at
> jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
> ~[?:?]
> at java.lang.reflect.Constructor.newInstance(Constructor.java:490)
> ~[?:?]
> at
> org.apache.calcite.runtime.Resources$ExInstWithCause.ex(Resources.java:506)
> ~[?:?]
> at org.apache.calcite.sql.SqlUtil.newContextException(SqlUtil.java:917)
> ~[?:?]
> at org.apache.calcite.sql.SqlUtil.newContextException(SqlUtil.java:902)
> ~[?:?]
> at
> org.apache.calcite.sql.validate.SqlValidatorImpl.newValidationError(SqlValidatorImpl.java:5271)
> ~[?:?]
> at
> org.apache.calcite.sql.validate.DelegatingScope.fullyQualify(DelegatingScope.java:273)
> ~[?:?]
> at
> org.apache.calcite.sql.validate.SqlValidatorImpl.validateIdentifier(SqlValidatorImpl.java:3211)
> ~[?:?]
> at
> org.apache.calcite.sql.SqlIdentifier.validateExpr(SqlIdentifier.java:305)
> ~[?:?]
> at
> org.apache.calcite.sql.SqlOperator.validateCall(SqlOperator.java:472) ~[?:?]
> at
> org.apache.calcite.sql.validate.SqlValidatorImpl.validateCall(SqlValidatorImpl.java:5951)
> ~[?:?]
> at org.apache.calcite.sql.SqlCall.validate(SqlCall.java:138) ~[?:?]
> at
> org.apache.calcite.sql.validate.SqlValidatorImpl.validateScopedExpression(SqlValidatorImpl.java:1044)
> ~[?:?]
> at
> org.apache.calcite.sql.validate.SqlValidatorImpl.validate(SqlValidatorImpl.java:750)
> ~[?:?]
> at
> org.apache.calcite.sql2rel.SqlToRelConverter.convertQuery(SqlToRelConverter.java:585)
> ~[?:?]
> at org.apache.calcite.prepare.Prepare.prepareSql(Prepare.java:251)
> ~[?:?]
> at org.apache.calcite.prepare.Prepare.prepareSql(Prepare.java:215)
> ~[?:?]
> at
> org.apache.calcite.prepare.CalcitePrepareImpl.prepare2_(CalcitePrepareImpl.java:647)
> ~[?:?]
> at
> org.apache.calcite.prepare.CalcitePrepareImpl.prepare_(CalcitePrepareImpl.java:513)
> ~[?:?]
> at
> org.apache.calcite.prepare.CalcitePrepareImpl.prepareSql(CalcitePrepareImpl.java:483)
> ~[?:?]
> at
> org.apache.calcite.jdbc.CalciteConnectionImpl.parseQuery(CalciteConnectionImpl.java:249)
> ~[?:?]
> at ...
> {code}
> Solr has a schema, so we should be able to produce a description of the table!
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