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Posted to dev@asterixdb.apache.org by abdullah alamoudi <ba...@gmail.com> on 2017/11/08 04:38:47 UTC

Re: [jira] [Commented] (ASTERIXDB-2157) Parsing metadata of UDF with UnorderedList return type

Hi Tomasz,
Thanks for creating the issue and for the fix.

@Ian,
I looked at the PR and it looked good to me. How can we get this in? through Gerrit?

Cheers,
Abdullah.

> On Nov 7, 2017, at 1:21 PM, Tomasz Pawłowski (JIRA) <ji...@apache.org> wrote:
> 
> 
>    [ https://issues.apache.org/jira/browse/ASTERIXDB-2157?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16242901#comment-16242901 ] 
> 
> Tomasz Pawłowski commented on ASTERIXDB-2157:
> ---------------------------------------------
> 
> I have already created a pull request for this bug https://github.com/apache/asterixdb/pull/6 including a proper unit test.
> 
>> Parsing metadata of UDF with UnorderedList return type
>> ------------------------------------------------------
>> 
>>                Key: ASTERIXDB-2157
>>                URL: https://issues.apache.org/jira/browse/ASTERIXDB-2157
>>            Project: Apache AsterixDB
>>         Issue Type: Bug
>>         Components: MTD - Metadata
>>           Reporter: Tomasz Pawłowski
>>           Priority: Minor
>>             Labels: easyfix, newbie
>> 
>> While defining a library UDF with return_type representing a unordered list (eg. {{ ASTRING }}). UDF is created with result type {{ {{ ASTRING }} }}. 
>> This error can be replicated with libraryFunction:
>>  <libraryFunction>
>>      <function_type>SCALAR</function_type>
>>      <name>test</name>
>>      <arguments>ASTRING</arguments>
>>      <return_type>{{ ASTRING }}</return_type>
>>      <definition>org.apache.asterix.external.library.TestFactory</definition>
>>    </libraryFunction>
>> TestFactory.java:
>> package org.apache.asterix.external.library;
>> import org.apache.asterix.external.api.IExternalScalarFunction;
>> import org.apache.asterix.external.api.IFunctionFactory;
>> public class TestFactory implements IFunctionFactory {
>>    @Override
>>    public IExternalScalarFunction getExternalFunction() {
>>        return new TestFunction();
>>    }
>> }
>> // END of TestFactory.java
>> TestFunction.java:
>> package org.apache.asterix.external.library;
>> import org.apache.asterix.external.api.IExternalScalarFunction;
>> import org.apache.asterix.external.api.IFunctionHelper;
>> import org.apache.asterix.external.library.java.JObjects;
>> import org.apache.asterix.om.types.BuiltinType;
>> public class TestFunction implements IExternalScalarFunction {
>>    private JObjects.JUnorderedList results;
>>    @Override
>>    public void deinitialize() {}
>>    @Override
>>    public void evaluate(IFunctionHelper functionHelper) throws Exception {
>>        JObjects.JString input = (JObjects.JString) functionHelper.getArgument(0);
>>        results.reset();
>>        JObjects.JUnorderedList test = new JObjects.JUnorderedList(BuiltinType.ASTRING);
>>        test.add(input);
>>        test.add(input);
>>        test.add(input);
>>        results.add(test);
>>        functionHelper.setResult(results);
>>    }
>>    @Override
>>    public void initialize(IFunctionHelper functionHelper) throws Exception{
>>        results = (JObjects.JUnorderedList) functionHelper.getResultObject();
>>    }
>> }
>> // END of TestFunction.java
>> And executing (AQL):
>> use dataverse test;
>> testlib#test("test")
>> Which results in:
>> {{ {{ "test", "test", "test" }} }}
>> At the same time writing TestFunction evaluate to return {{ ASTRING }} results in error:
>> org.apache.hyracks.algebricks.common.exceptions.AlgebricksException: java.io.EOFException
>> 	at org.apache.asterix.optimizer.rules.ConstantFoldingRule$ConstantFoldingVisitor.visitScalarFunctionCallExpression(ConstantFoldingRule.java:231)
>> 	at org.apache.asterix.optimizer.rules.ConstantFoldingRule$ConstantFoldingVisitor.visitScalarFunctionCallExpression(ConstantFoldingRule.java:153)
>> 	at org.apache.hyracks.algebricks.core.algebra.expressions.ScalarFunctionCallExpression.accept(ScalarFunctionCallExpression.java:55)
>> 	at org.apache.asterix.optimizer.rules.ConstantFoldingRule$ConstantFoldingVisitor.transform(ConstantFoldingRule.java:163)
>> 	at org.apache.hyracks.algebricks.core.algebra.operators.logical.AbstractAssignOperator.acceptExpressionTransform(AbstractAssignOperator.java:67)
>> 	at org.apache.asterix.optimizer.rules.ConstantFoldingRule.rewritePost(ConstantFoldingRule.java:150)
>> 	at org.apache.hyracks.algebricks.core.rewriter.base.AbstractRuleController.rewriteOperatorRef(AbstractRuleController.java:126)
>> 	at org.apache.hyracks.algebricks.core.rewriter.base.AbstractRuleController.rewriteOperatorRef(AbstractRuleController.java:100)
>> 	at org.apache.hyracks.algebricks.core.rewriter.base.AbstractRuleController.rewriteOperatorRef(AbstractRuleController.java:100)
>> 	at org.apache.hyracks.algebricks.compiler.rewriter.rulecontrollers.SequentialFixpointRuleController.rewriteWithRuleCollection(SequentialFixpointRuleController.java:53)
>> 	at org.apache.hyracks.algebricks.core.rewriter.base.HeuristicOptimizer.runOptimizationSets(HeuristicOptimizer.java:102)
>> 	at org.apache.hyracks.algebricks.core.rewriter.base.HeuristicOptimizer.optimize(HeuristicOptimizer.java:82)
>> 	at org.apache.hyracks.algebricks.compiler.api.HeuristicCompilerFactoryBuilder$1$1.optimize(HeuristicCompilerFactoryBuilder.java:90)
>> 	at org.apache.asterix.api.common.APIFramework.compileQuery(APIFramework.java:267)
>> 	at org.apache.asterix.app.translator.QueryTranslator.rewriteCompileQuery(QueryTranslator.java:1834)
>> 	at org.apache.asterix.app.translator.QueryTranslator.lambda$handleQuery$1(QueryTranslator.java:2307)
>> 	at org.apache.asterix.app.translator.QueryTranslator.createAndRunJob(QueryTranslator.java:2407)
>> 	at org.apache.asterix.app.translator.QueryTranslator.deliverResult(QueryTranslator.java:2340)
>> 	at org.apache.asterix.app.translator.QueryTranslator.handleQuery(QueryTranslator.java:2319)
>> 	at org.apache.asterix.app.translator.QueryTranslator.compileAndExecute(QueryTranslator.java:370)
>> 	at org.apache.asterix.app.translator.QueryTranslator.compileAndExecute(QueryTranslator.java:253)
>> 	at org.apache.asterix.api.http.server.ApiServlet.post(ApiServlet.java:153)
>> 	at org.apache.hyracks.http.server.AbstractServlet.handle(AbstractServlet.java:78)
>> 	at org.apache.hyracks.http.server.HttpRequestHandler.handle(HttpRequestHandler.java:70)
>> 	at org.apache.hyracks.http.server.HttpRequestHandler.call(HttpRequestHandler.java:55)
>> 	at org.apache.hyracks.http.server.HttpRequestHandler.call(HttpRequestHandler.java:36)
>> 	at java.util.concurrent.FutureTask.run(FutureTask.java:266)
>> 	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
>> 	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
>> 	at java.lang.Thread.run(Thread.java:745)
>> Caused by: org.apache.hyracks.api.exceptions.HyracksDataException: java.io.EOFException
>> 	at org.apache.hyracks.api.exceptions.HyracksDataException.create(HyracksDataException.java:45)
>> 	at org.apache.asterix.dataflow.data.nontagged.serde.AUnorderedListSerializerDeserializer.deserialize(AUnorderedListSerializerDeserializer.java:102)
>> 	at org.apache.asterix.dataflow.data.nontagged.serde.AUnorderedListSerializerDeserializer.deserialize(AUnorderedListSerializerDeserializer.java:43)
>> 	at org.apache.asterix.dataflow.data.nontagged.serde.AUnorderedListSerializerDeserializer.deserialize(AUnorderedListSerializerDeserializer.java:96)
>> 	at org.apache.asterix.dataflow.data.nontagged.serde.AUnorderedListSerializerDeserializer.deserialize(AUnorderedListSerializerDeserializer.java:43)
>> 	at org.apache.asterix.formats.nontagged.SerializerDeserializerProvider$1.deserialize(SerializerDeserializerProvider.java:191)
>> 	at org.apache.asterix.formats.nontagged.SerializerDeserializerProvider$1.deserialize(SerializerDeserializerProvider.java:173)
>> 	at org.apache.asterix.optimizer.rules.ConstantFoldingRule$ConstantFoldingVisitor.visitScalarFunctionCallExpression(ConstantFoldingRule.java:228)
>> 	... 29 more
>> Caused by: java.io.EOFException
>> 	at java.io.DataInputStream.readInt(DataInputStream.java:392)
>> 	at org.apache.asterix.dataflow.data.nontagged.serde.AUnorderedListSerializerDeserializer.deserialize(AUnorderedListSerializerDeserializer.java:92)
>> 	... 35 more
> 
> 
> 
> --
> This message was sent by Atlassian JIRA
> (v6.4.14#64029)


Re: [jira] [Commented] (ASTERIXDB-2157) Parsing metadata of UDF with UnorderedList return type

Posted by abdullah alamoudi <ba...@gmail.com>.
Awesome,

Thanks Ian,
~Abdullah.
> On Dec 8, 2017, at 6:44 PM, Ian Maxon <im...@uci.edu> wrote:
> 
> Change is up here: https://asterix-gerrit.ics.uci.edu/#/c/2211/, I'll
> email him and the reviewers since I am not sure whether or not he is
> on this list.
> 
> On Fri, Dec 8, 2017 at 4:42 PM, abdullah alamoudi <ba...@gmail.com> wrote:
>> Ian,
>> Let's not drop this?
>> 
>> Cheers,
>> Abdullah.
>> 
>> 
>>> Begin forwarded message:
>>> 
>>> From: abdullah alamoudi <ba...@gmail.com>
>>> Subject: Re: [jira] [Commented] (ASTERIXDB-2157) Parsing metadata of UDF with UnorderedList return type
>>> Date: November 7, 2017 at 8:38:47 PM PST
>>> To: dev@asterixdb.apache.org
>>> Cc: notifications@asterixdb.incubator.apache.org
>>> 
>>> Hi Tomasz,
>>> Thanks for creating the issue and for the fix.
>>> 
>>> @Ian,
>>> I looked at the PR and it looked good to me. How can we get this in? through Gerrit?
>>> 
>>> Cheers,
>>> Abdullah.
>>> 
>>>> On Nov 7, 2017, at 1:21 PM, Tomasz Pawłowski (JIRA) <ji...@apache.org> wrote:
>>>> 
>>>> 
>>>>  [ https://issues.apache.org/jira/browse/ASTERIXDB-2157?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16242901#comment-16242901 ]
>>>> 
>>>> Tomasz Pawłowski commented on ASTERIXDB-2157:
>>>> ---------------------------------------------
>>>> 
>>>> I have already created a pull request for this bug https://github.com/apache/asterixdb/pull/6 including a proper unit test.
>>>> 
>>>>> Parsing metadata of UDF with UnorderedList return type
>>>>> ------------------------------------------------------
>>>>> 
>>>>>              Key: ASTERIXDB-2157
>>>>>              URL: https://issues.apache.org/jira/browse/ASTERIXDB-2157
>>>>>          Project: Apache AsterixDB
>>>>>       Issue Type: Bug
>>>>>       Components: MTD - Metadata
>>>>>         Reporter: Tomasz Pawłowski
>>>>>         Priority: Minor
>>>>>           Labels: easyfix, newbie
>>>>> 
>>>>> While defining a library UDF with return_type representing a unordered list (eg. {{ ASTRING }}). UDF is created with result type {{ {{ ASTRING }} }}.
>>>>> This error can be replicated with libraryFunction:
>>>>> <libraryFunction>
>>>>>    <function_type>SCALAR</function_type>
>>>>>    <name>test</name>
>>>>>    <arguments>ASTRING</arguments>
>>>>>    <return_type>{{ ASTRING }}</return_type>
>>>>>    <definition>org.apache.asterix.external.library.TestFactory</definition>
>>>>>  </libraryFunction>
>>>>> TestFactory.java:
>>>>> package org.apache.asterix.external.library;
>>>>> import org.apache.asterix.external.api.IExternalScalarFunction;
>>>>> import org.apache.asterix.external.api.IFunctionFactory;
>>>>> public class TestFactory implements IFunctionFactory {
>>>>>  @Override
>>>>>  public IExternalScalarFunction getExternalFunction() {
>>>>>      return new TestFunction();
>>>>>  }
>>>>> }
>>>>> // END of TestFactory.java
>>>>> TestFunction.java:
>>>>> package org.apache.asterix.external.library;
>>>>> import org.apache.asterix.external.api.IExternalScalarFunction;
>>>>> import org.apache.asterix.external.api.IFunctionHelper;
>>>>> import org.apache.asterix.external.library.java.JObjects;
>>>>> import org.apache.asterix.om.types.BuiltinType;
>>>>> public class TestFunction implements IExternalScalarFunction {
>>>>>  private JObjects.JUnorderedList results;
>>>>>  @Override
>>>>>  public void deinitialize() {}
>>>>>  @Override
>>>>>  public void evaluate(IFunctionHelper functionHelper) throws Exception {
>>>>>      JObjects.JString input = (JObjects.JString) functionHelper.getArgument(0);
>>>>>      results.reset();
>>>>>      JObjects.JUnorderedList test = new JObjects.JUnorderedList(BuiltinType.ASTRING);
>>>>>      test.add(input);
>>>>>      test.add(input);
>>>>>      test.add(input);
>>>>>      results.add(test);
>>>>>      functionHelper.setResult(results);
>>>>>  }
>>>>>  @Override
>>>>>  public void initialize(IFunctionHelper functionHelper) throws Exception{
>>>>>      results = (JObjects.JUnorderedList) functionHelper.getResultObject();
>>>>>  }
>>>>> }
>>>>> // END of TestFunction.java
>>>>> And executing (AQL):
>>>>> use dataverse test;
>>>>> testlib#test("test")
>>>>> Which results in:
>>>>> {{ {{ "test", "test", "test" }} }}
>>>>> At the same time writing TestFunction evaluate to return {{ ASTRING }} results in error:
>>>>> org.apache.hyracks.algebricks.common.exceptions.AlgebricksException: java.io.EOFException
>>>>>    at org.apache.asterix.optimizer.rules.ConstantFoldingRule$ConstantFoldingVisitor.visitScalarFunctionCallExpression(ConstantFoldingRule.java:231)
>>>>>    at org.apache.asterix.optimizer.rules.ConstantFoldingRule$ConstantFoldingVisitor.visitScalarFunctionCallExpression(ConstantFoldingRule.java:153)
>>>>>    at org.apache.hyracks.algebricks.core.algebra.expressions.ScalarFunctionCallExpression.accept(ScalarFunctionCallExpression.java:55)
>>>>>    at org.apache.asterix.optimizer.rules.ConstantFoldingRule$ConstantFoldingVisitor.transform(ConstantFoldingRule.java:163)
>>>>>    at org.apache.hyracks.algebricks.core.algebra.operators.logical.AbstractAssignOperator.acceptExpressionTransform(AbstractAssignOperator.java:67)
>>>>>    at org.apache.asterix.optimizer.rules.ConstantFoldingRule.rewritePost(ConstantFoldingRule.java:150)
>>>>>    at org.apache.hyracks.algebricks.core.rewriter.base.AbstractRuleController.rewriteOperatorRef(AbstractRuleController.java:126)
>>>>>    at org.apache.hyracks.algebricks.core.rewriter.base.AbstractRuleController.rewriteOperatorRef(AbstractRuleController.java:100)
>>>>>    at org.apache.hyracks.algebricks.core.rewriter.base.AbstractRuleController.rewriteOperatorRef(AbstractRuleController.java:100)
>>>>>    at org.apache.hyracks.algebricks.compiler.rewriter.rulecontrollers.SequentialFixpointRuleController.rewriteWithRuleCollection(SequentialFixpointRuleController.java:53)
>>>>>    at org.apache.hyracks.algebricks.core.rewriter.base.HeuristicOptimizer.runOptimizationSets(HeuristicOptimizer.java:102)
>>>>>    at org.apache.hyracks.algebricks.core.rewriter.base.HeuristicOptimizer.optimize(HeuristicOptimizer.java:82)
>>>>>    at org.apache.hyracks.algebricks.compiler.api.HeuristicCompilerFactoryBuilder$1$1.optimize(HeuristicCompilerFactoryBuilder.java:90)
>>>>>    at org.apache.asterix.api.common.APIFramework.compileQuery(APIFramework.java:267)
>>>>>    at org.apache.asterix.app.translator.QueryTranslator.rewriteCompileQuery(QueryTranslator.java:1834)
>>>>>    at org.apache.asterix.app.translator.QueryTranslator.lambda$handleQuery$1(QueryTranslator.java:2307)
>>>>>    at org.apache.asterix.app.translator.QueryTranslator.createAndRunJob(QueryTranslator.java:2407)
>>>>>    at org.apache.asterix.app.translator.QueryTranslator.deliverResult(QueryTranslator.java:2340)
>>>>>    at org.apache.asterix.app.translator.QueryTranslator.handleQuery(QueryTranslator.java:2319)
>>>>>    at org.apache.asterix.app.translator.QueryTranslator.compileAndExecute(QueryTranslator.java:370)
>>>>>    at org.apache.asterix.app.translator.QueryTranslator.compileAndExecute(QueryTranslator.java:253)
>>>>>    at org.apache.asterix.api.http.server.ApiServlet.post(ApiServlet.java:153)
>>>>>    at org.apache.hyracks.http.server.AbstractServlet.handle(AbstractServlet.java:78)
>>>>>    at org.apache.hyracks.http.server.HttpRequestHandler.handle(HttpRequestHandler.java:70)
>>>>>    at org.apache.hyracks.http.server.HttpRequestHandler.call(HttpRequestHandler.java:55)
>>>>>    at org.apache.hyracks.http.server.HttpRequestHandler.call(HttpRequestHandler.java:36)
>>>>>    at java.util.concurrent.FutureTask.run(FutureTask.java:266)
>>>>>    at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
>>>>>    at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
>>>>>    at java.lang.Thread.run(Thread.java:745)
>>>>> Caused by: org.apache.hyracks.api.exceptions.HyracksDataException: java.io.EOFException
>>>>>    at org.apache.hyracks.api.exceptions.HyracksDataException.create(HyracksDataException.java:45)
>>>>>    at org.apache.asterix.dataflow.data.nontagged.serde.AUnorderedListSerializerDeserializer.deserialize(AUnorderedListSerializerDeserializer.java:102)
>>>>>    at org.apache.asterix.dataflow.data.nontagged.serde.AUnorderedListSerializerDeserializer.deserialize(AUnorderedListSerializerDeserializer.java:43)
>>>>>    at org.apache.asterix.dataflow.data.nontagged.serde.AUnorderedListSerializerDeserializer.deserialize(AUnorderedListSerializerDeserializer.java:96)
>>>>>    at org.apache.asterix.dataflow.data.nontagged.serde.AUnorderedListSerializerDeserializer.deserialize(AUnorderedListSerializerDeserializer.java:43)
>>>>>    at org.apache.asterix.formats.nontagged.SerializerDeserializerProvider$1.deserialize(SerializerDeserializerProvider.java:191)
>>>>>    at org.apache.asterix.formats.nontagged.SerializerDeserializerProvider$1.deserialize(SerializerDeserializerProvider.java:173)
>>>>>    at org.apache.asterix.optimizer.rules.ConstantFoldingRule$ConstantFoldingVisitor.visitScalarFunctionCallExpression(ConstantFoldingRule.java:228)
>>>>>    ... 29 more
>>>>> Caused by: java.io.EOFException
>>>>>    at java.io.DataInputStream.readInt(DataInputStream.java:392)
>>>>>    at org.apache.asterix.dataflow.data.nontagged.serde.AUnorderedListSerializerDeserializer.deserialize(AUnorderedListSerializerDeserializer.java:92)
>>>>>    ... 35 more
>>>> 
>>>> 
>>>> 
>>>> --
>>>> This message was sent by Atlassian JIRA
>>>> (v6.4.14#64029)
>>> 
>> 


Re: [jira] [Commented] (ASTERIXDB-2157) Parsing metadata of UDF with UnorderedList return type

Posted by Ian Maxon <im...@uci.edu>.
Change is up here: https://asterix-gerrit.ics.uci.edu/#/c/2211/, I'll
email him and the reviewers since I am not sure whether or not he is
on this list.

On Fri, Dec 8, 2017 at 4:42 PM, abdullah alamoudi <ba...@gmail.com> wrote:
> Ian,
> Let's not drop this?
>
> Cheers,
> Abdullah.
>
>
>> Begin forwarded message:
>>
>> From: abdullah alamoudi <ba...@gmail.com>
>> Subject: Re: [jira] [Commented] (ASTERIXDB-2157) Parsing metadata of UDF with UnorderedList return type
>> Date: November 7, 2017 at 8:38:47 PM PST
>> To: dev@asterixdb.apache.org
>> Cc: notifications@asterixdb.incubator.apache.org
>>
>> Hi Tomasz,
>> Thanks for creating the issue and for the fix.
>>
>> @Ian,
>> I looked at the PR and it looked good to me. How can we get this in? through Gerrit?
>>
>> Cheers,
>> Abdullah.
>>
>>> On Nov 7, 2017, at 1:21 PM, Tomasz Pawłowski (JIRA) <ji...@apache.org> wrote:
>>>
>>>
>>>   [ https://issues.apache.org/jira/browse/ASTERIXDB-2157?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16242901#comment-16242901 ]
>>>
>>> Tomasz Pawłowski commented on ASTERIXDB-2157:
>>> ---------------------------------------------
>>>
>>> I have already created a pull request for this bug https://github.com/apache/asterixdb/pull/6 including a proper unit test.
>>>
>>>> Parsing metadata of UDF with UnorderedList return type
>>>> ------------------------------------------------------
>>>>
>>>>               Key: ASTERIXDB-2157
>>>>               URL: https://issues.apache.org/jira/browse/ASTERIXDB-2157
>>>>           Project: Apache AsterixDB
>>>>        Issue Type: Bug
>>>>        Components: MTD - Metadata
>>>>          Reporter: Tomasz Pawłowski
>>>>          Priority: Minor
>>>>            Labels: easyfix, newbie
>>>>
>>>> While defining a library UDF with return_type representing a unordered list (eg. {{ ASTRING }}). UDF is created with result type {{ {{ ASTRING }} }}.
>>>> This error can be replicated with libraryFunction:
>>>> <libraryFunction>
>>>>     <function_type>SCALAR</function_type>
>>>>     <name>test</name>
>>>>     <arguments>ASTRING</arguments>
>>>>     <return_type>{{ ASTRING }}</return_type>
>>>>     <definition>org.apache.asterix.external.library.TestFactory</definition>
>>>>   </libraryFunction>
>>>> TestFactory.java:
>>>> package org.apache.asterix.external.library;
>>>> import org.apache.asterix.external.api.IExternalScalarFunction;
>>>> import org.apache.asterix.external.api.IFunctionFactory;
>>>> public class TestFactory implements IFunctionFactory {
>>>>   @Override
>>>>   public IExternalScalarFunction getExternalFunction() {
>>>>       return new TestFunction();
>>>>   }
>>>> }
>>>> // END of TestFactory.java
>>>> TestFunction.java:
>>>> package org.apache.asterix.external.library;
>>>> import org.apache.asterix.external.api.IExternalScalarFunction;
>>>> import org.apache.asterix.external.api.IFunctionHelper;
>>>> import org.apache.asterix.external.library.java.JObjects;
>>>> import org.apache.asterix.om.types.BuiltinType;
>>>> public class TestFunction implements IExternalScalarFunction {
>>>>   private JObjects.JUnorderedList results;
>>>>   @Override
>>>>   public void deinitialize() {}
>>>>   @Override
>>>>   public void evaluate(IFunctionHelper functionHelper) throws Exception {
>>>>       JObjects.JString input = (JObjects.JString) functionHelper.getArgument(0);
>>>>       results.reset();
>>>>       JObjects.JUnorderedList test = new JObjects.JUnorderedList(BuiltinType.ASTRING);
>>>>       test.add(input);
>>>>       test.add(input);
>>>>       test.add(input);
>>>>       results.add(test);
>>>>       functionHelper.setResult(results);
>>>>   }
>>>>   @Override
>>>>   public void initialize(IFunctionHelper functionHelper) throws Exception{
>>>>       results = (JObjects.JUnorderedList) functionHelper.getResultObject();
>>>>   }
>>>> }
>>>> // END of TestFunction.java
>>>> And executing (AQL):
>>>> use dataverse test;
>>>> testlib#test("test")
>>>> Which results in:
>>>> {{ {{ "test", "test", "test" }} }}
>>>> At the same time writing TestFunction evaluate to return {{ ASTRING }} results in error:
>>>> org.apache.hyracks.algebricks.common.exceptions.AlgebricksException: java.io.EOFException
>>>>     at org.apache.asterix.optimizer.rules.ConstantFoldingRule$ConstantFoldingVisitor.visitScalarFunctionCallExpression(ConstantFoldingRule.java:231)
>>>>     at org.apache.asterix.optimizer.rules.ConstantFoldingRule$ConstantFoldingVisitor.visitScalarFunctionCallExpression(ConstantFoldingRule.java:153)
>>>>     at org.apache.hyracks.algebricks.core.algebra.expressions.ScalarFunctionCallExpression.accept(ScalarFunctionCallExpression.java:55)
>>>>     at org.apache.asterix.optimizer.rules.ConstantFoldingRule$ConstantFoldingVisitor.transform(ConstantFoldingRule.java:163)
>>>>     at org.apache.hyracks.algebricks.core.algebra.operators.logical.AbstractAssignOperator.acceptExpressionTransform(AbstractAssignOperator.java:67)
>>>>     at org.apache.asterix.optimizer.rules.ConstantFoldingRule.rewritePost(ConstantFoldingRule.java:150)
>>>>     at org.apache.hyracks.algebricks.core.rewriter.base.AbstractRuleController.rewriteOperatorRef(AbstractRuleController.java:126)
>>>>     at org.apache.hyracks.algebricks.core.rewriter.base.AbstractRuleController.rewriteOperatorRef(AbstractRuleController.java:100)
>>>>     at org.apache.hyracks.algebricks.core.rewriter.base.AbstractRuleController.rewriteOperatorRef(AbstractRuleController.java:100)
>>>>     at org.apache.hyracks.algebricks.compiler.rewriter.rulecontrollers.SequentialFixpointRuleController.rewriteWithRuleCollection(SequentialFixpointRuleController.java:53)
>>>>     at org.apache.hyracks.algebricks.core.rewriter.base.HeuristicOptimizer.runOptimizationSets(HeuristicOptimizer.java:102)
>>>>     at org.apache.hyracks.algebricks.core.rewriter.base.HeuristicOptimizer.optimize(HeuristicOptimizer.java:82)
>>>>     at org.apache.hyracks.algebricks.compiler.api.HeuristicCompilerFactoryBuilder$1$1.optimize(HeuristicCompilerFactoryBuilder.java:90)
>>>>     at org.apache.asterix.api.common.APIFramework.compileQuery(APIFramework.java:267)
>>>>     at org.apache.asterix.app.translator.QueryTranslator.rewriteCompileQuery(QueryTranslator.java:1834)
>>>>     at org.apache.asterix.app.translator.QueryTranslator.lambda$handleQuery$1(QueryTranslator.java:2307)
>>>>     at org.apache.asterix.app.translator.QueryTranslator.createAndRunJob(QueryTranslator.java:2407)
>>>>     at org.apache.asterix.app.translator.QueryTranslator.deliverResult(QueryTranslator.java:2340)
>>>>     at org.apache.asterix.app.translator.QueryTranslator.handleQuery(QueryTranslator.java:2319)
>>>>     at org.apache.asterix.app.translator.QueryTranslator.compileAndExecute(QueryTranslator.java:370)
>>>>     at org.apache.asterix.app.translator.QueryTranslator.compileAndExecute(QueryTranslator.java:253)
>>>>     at org.apache.asterix.api.http.server.ApiServlet.post(ApiServlet.java:153)
>>>>     at org.apache.hyracks.http.server.AbstractServlet.handle(AbstractServlet.java:78)
>>>>     at org.apache.hyracks.http.server.HttpRequestHandler.handle(HttpRequestHandler.java:70)
>>>>     at org.apache.hyracks.http.server.HttpRequestHandler.call(HttpRequestHandler.java:55)
>>>>     at org.apache.hyracks.http.server.HttpRequestHandler.call(HttpRequestHandler.java:36)
>>>>     at java.util.concurrent.FutureTask.run(FutureTask.java:266)
>>>>     at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
>>>>     at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
>>>>     at java.lang.Thread.run(Thread.java:745)
>>>> Caused by: org.apache.hyracks.api.exceptions.HyracksDataException: java.io.EOFException
>>>>     at org.apache.hyracks.api.exceptions.HyracksDataException.create(HyracksDataException.java:45)
>>>>     at org.apache.asterix.dataflow.data.nontagged.serde.AUnorderedListSerializerDeserializer.deserialize(AUnorderedListSerializerDeserializer.java:102)
>>>>     at org.apache.asterix.dataflow.data.nontagged.serde.AUnorderedListSerializerDeserializer.deserialize(AUnorderedListSerializerDeserializer.java:43)
>>>>     at org.apache.asterix.dataflow.data.nontagged.serde.AUnorderedListSerializerDeserializer.deserialize(AUnorderedListSerializerDeserializer.java:96)
>>>>     at org.apache.asterix.dataflow.data.nontagged.serde.AUnorderedListSerializerDeserializer.deserialize(AUnorderedListSerializerDeserializer.java:43)
>>>>     at org.apache.asterix.formats.nontagged.SerializerDeserializerProvider$1.deserialize(SerializerDeserializerProvider.java:191)
>>>>     at org.apache.asterix.formats.nontagged.SerializerDeserializerProvider$1.deserialize(SerializerDeserializerProvider.java:173)
>>>>     at org.apache.asterix.optimizer.rules.ConstantFoldingRule$ConstantFoldingVisitor.visitScalarFunctionCallExpression(ConstantFoldingRule.java:228)
>>>>     ... 29 more
>>>> Caused by: java.io.EOFException
>>>>     at java.io.DataInputStream.readInt(DataInputStream.java:392)
>>>>     at org.apache.asterix.dataflow.data.nontagged.serde.AUnorderedListSerializerDeserializer.deserialize(AUnorderedListSerializerDeserializer.java:92)
>>>>     ... 35 more
>>>
>>>
>>>
>>> --
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>>> (v6.4.14#64029)
>>
>

Fwd: [jira] [Commented] (ASTERIXDB-2157) Parsing metadata of UDF with UnorderedList return type

Posted by abdullah alamoudi <ba...@gmail.com>.
Ian,
Let's not drop this?

Cheers,
Abdullah.


> Begin forwarded message:
> 
> From: abdullah alamoudi <ba...@gmail.com>
> Subject: Re: [jira] [Commented] (ASTERIXDB-2157) Parsing metadata of UDF with UnorderedList return type
> Date: November 7, 2017 at 8:38:47 PM PST
> To: dev@asterixdb.apache.org
> Cc: notifications@asterixdb.incubator.apache.org
> 
> Hi Tomasz,
> Thanks for creating the issue and for the fix.
> 
> @Ian,
> I looked at the PR and it looked good to me. How can we get this in? through Gerrit?
> 
> Cheers,
> Abdullah.
> 
>> On Nov 7, 2017, at 1:21 PM, Tomasz Pawłowski (JIRA) <ji...@apache.org> wrote:
>> 
>> 
>>   [ https://issues.apache.org/jira/browse/ASTERIXDB-2157?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16242901#comment-16242901 ] 
>> 
>> Tomasz Pawłowski commented on ASTERIXDB-2157:
>> ---------------------------------------------
>> 
>> I have already created a pull request for this bug https://github.com/apache/asterixdb/pull/6 including a proper unit test.
>> 
>>> Parsing metadata of UDF with UnorderedList return type
>>> ------------------------------------------------------
>>> 
>>>               Key: ASTERIXDB-2157
>>>               URL: https://issues.apache.org/jira/browse/ASTERIXDB-2157
>>>           Project: Apache AsterixDB
>>>        Issue Type: Bug
>>>        Components: MTD - Metadata
>>>          Reporter: Tomasz Pawłowski
>>>          Priority: Minor
>>>            Labels: easyfix, newbie
>>> 
>>> While defining a library UDF with return_type representing a unordered list (eg. {{ ASTRING }}). UDF is created with result type {{ {{ ASTRING }} }}. 
>>> This error can be replicated with libraryFunction:
>>> <libraryFunction>
>>>     <function_type>SCALAR</function_type>
>>>     <name>test</name>
>>>     <arguments>ASTRING</arguments>
>>>     <return_type>{{ ASTRING }}</return_type>
>>>     <definition>org.apache.asterix.external.library.TestFactory</definition>
>>>   </libraryFunction>
>>> TestFactory.java:
>>> package org.apache.asterix.external.library;
>>> import org.apache.asterix.external.api.IExternalScalarFunction;
>>> import org.apache.asterix.external.api.IFunctionFactory;
>>> public class TestFactory implements IFunctionFactory {
>>>   @Override
>>>   public IExternalScalarFunction getExternalFunction() {
>>>       return new TestFunction();
>>>   }
>>> }
>>> // END of TestFactory.java
>>> TestFunction.java:
>>> package org.apache.asterix.external.library;
>>> import org.apache.asterix.external.api.IExternalScalarFunction;
>>> import org.apache.asterix.external.api.IFunctionHelper;
>>> import org.apache.asterix.external.library.java.JObjects;
>>> import org.apache.asterix.om.types.BuiltinType;
>>> public class TestFunction implements IExternalScalarFunction {
>>>   private JObjects.JUnorderedList results;
>>>   @Override
>>>   public void deinitialize() {}
>>>   @Override
>>>   public void evaluate(IFunctionHelper functionHelper) throws Exception {
>>>       JObjects.JString input = (JObjects.JString) functionHelper.getArgument(0);
>>>       results.reset();
>>>       JObjects.JUnorderedList test = new JObjects.JUnorderedList(BuiltinType.ASTRING);
>>>       test.add(input);
>>>       test.add(input);
>>>       test.add(input);
>>>       results.add(test);
>>>       functionHelper.setResult(results);
>>>   }
>>>   @Override
>>>   public void initialize(IFunctionHelper functionHelper) throws Exception{
>>>       results = (JObjects.JUnorderedList) functionHelper.getResultObject();
>>>   }
>>> }
>>> // END of TestFunction.java
>>> And executing (AQL):
>>> use dataverse test;
>>> testlib#test("test")
>>> Which results in:
>>> {{ {{ "test", "test", "test" }} }}
>>> At the same time writing TestFunction evaluate to return {{ ASTRING }} results in error:
>>> org.apache.hyracks.algebricks.common.exceptions.AlgebricksException: java.io.EOFException
>>> 	at org.apache.asterix.optimizer.rules.ConstantFoldingRule$ConstantFoldingVisitor.visitScalarFunctionCallExpression(ConstantFoldingRule.java:231)
>>> 	at org.apache.asterix.optimizer.rules.ConstantFoldingRule$ConstantFoldingVisitor.visitScalarFunctionCallExpression(ConstantFoldingRule.java:153)
>>> 	at org.apache.hyracks.algebricks.core.algebra.expressions.ScalarFunctionCallExpression.accept(ScalarFunctionCallExpression.java:55)
>>> 	at org.apache.asterix.optimizer.rules.ConstantFoldingRule$ConstantFoldingVisitor.transform(ConstantFoldingRule.java:163)
>>> 	at org.apache.hyracks.algebricks.core.algebra.operators.logical.AbstractAssignOperator.acceptExpressionTransform(AbstractAssignOperator.java:67)
>>> 	at org.apache.asterix.optimizer.rules.ConstantFoldingRule.rewritePost(ConstantFoldingRule.java:150)
>>> 	at org.apache.hyracks.algebricks.core.rewriter.base.AbstractRuleController.rewriteOperatorRef(AbstractRuleController.java:126)
>>> 	at org.apache.hyracks.algebricks.core.rewriter.base.AbstractRuleController.rewriteOperatorRef(AbstractRuleController.java:100)
>>> 	at org.apache.hyracks.algebricks.core.rewriter.base.AbstractRuleController.rewriteOperatorRef(AbstractRuleController.java:100)
>>> 	at org.apache.hyracks.algebricks.compiler.rewriter.rulecontrollers.SequentialFixpointRuleController.rewriteWithRuleCollection(SequentialFixpointRuleController.java:53)
>>> 	at org.apache.hyracks.algebricks.core.rewriter.base.HeuristicOptimizer.runOptimizationSets(HeuristicOptimizer.java:102)
>>> 	at org.apache.hyracks.algebricks.core.rewriter.base.HeuristicOptimizer.optimize(HeuristicOptimizer.java:82)
>>> 	at org.apache.hyracks.algebricks.compiler.api.HeuristicCompilerFactoryBuilder$1$1.optimize(HeuristicCompilerFactoryBuilder.java:90)
>>> 	at org.apache.asterix.api.common.APIFramework.compileQuery(APIFramework.java:267)
>>> 	at org.apache.asterix.app.translator.QueryTranslator.rewriteCompileQuery(QueryTranslator.java:1834)
>>> 	at org.apache.asterix.app.translator.QueryTranslator.lambda$handleQuery$1(QueryTranslator.java:2307)
>>> 	at org.apache.asterix.app.translator.QueryTranslator.createAndRunJob(QueryTranslator.java:2407)
>>> 	at org.apache.asterix.app.translator.QueryTranslator.deliverResult(QueryTranslator.java:2340)
>>> 	at org.apache.asterix.app.translator.QueryTranslator.handleQuery(QueryTranslator.java:2319)
>>> 	at org.apache.asterix.app.translator.QueryTranslator.compileAndExecute(QueryTranslator.java:370)
>>> 	at org.apache.asterix.app.translator.QueryTranslator.compileAndExecute(QueryTranslator.java:253)
>>> 	at org.apache.asterix.api.http.server.ApiServlet.post(ApiServlet.java:153)
>>> 	at org.apache.hyracks.http.server.AbstractServlet.handle(AbstractServlet.java:78)
>>> 	at org.apache.hyracks.http.server.HttpRequestHandler.handle(HttpRequestHandler.java:70)
>>> 	at org.apache.hyracks.http.server.HttpRequestHandler.call(HttpRequestHandler.java:55)
>>> 	at org.apache.hyracks.http.server.HttpRequestHandler.call(HttpRequestHandler.java:36)
>>> 	at java.util.concurrent.FutureTask.run(FutureTask.java:266)
>>> 	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
>>> 	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
>>> 	at java.lang.Thread.run(Thread.java:745)
>>> Caused by: org.apache.hyracks.api.exceptions.HyracksDataException: java.io.EOFException
>>> 	at org.apache.hyracks.api.exceptions.HyracksDataException.create(HyracksDataException.java:45)
>>> 	at org.apache.asterix.dataflow.data.nontagged.serde.AUnorderedListSerializerDeserializer.deserialize(AUnorderedListSerializerDeserializer.java:102)
>>> 	at org.apache.asterix.dataflow.data.nontagged.serde.AUnorderedListSerializerDeserializer.deserialize(AUnorderedListSerializerDeserializer.java:43)
>>> 	at org.apache.asterix.dataflow.data.nontagged.serde.AUnorderedListSerializerDeserializer.deserialize(AUnorderedListSerializerDeserializer.java:96)
>>> 	at org.apache.asterix.dataflow.data.nontagged.serde.AUnorderedListSerializerDeserializer.deserialize(AUnorderedListSerializerDeserializer.java:43)
>>> 	at org.apache.asterix.formats.nontagged.SerializerDeserializerProvider$1.deserialize(SerializerDeserializerProvider.java:191)
>>> 	at org.apache.asterix.formats.nontagged.SerializerDeserializerProvider$1.deserialize(SerializerDeserializerProvider.java:173)
>>> 	at org.apache.asterix.optimizer.rules.ConstantFoldingRule$ConstantFoldingVisitor.visitScalarFunctionCallExpression(ConstantFoldingRule.java:228)
>>> 	... 29 more
>>> Caused by: java.io.EOFException
>>> 	at java.io.DataInputStream.readInt(DataInputStream.java:392)
>>> 	at org.apache.asterix.dataflow.data.nontagged.serde.AUnorderedListSerializerDeserializer.deserialize(AUnorderedListSerializerDeserializer.java:92)
>>> 	... 35 more
>> 
>> 
>> 
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>