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https://issues.apache.org/jira/browse/SPARK-14224?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15216909#comment-15216909
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Apache Spark commented on SPARK-14224:
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User 'davies' has created a pull request for this issue:
https://github.com/apache/spark/pull/12047
> Cannot project all columns from a table with ~1,100 columns
> -----------------------------------------------------------
>
> Key: SPARK-14224
> URL: https://issues.apache.org/jira/browse/SPARK-14224
> Project: Spark
> Issue Type: Bug
> Affects Versions: 2.0.0
> Reporter: Hossein Falaki
>
> I created a temporary table from 1000 genomes dataset and cached it. When I
> try select all columns for even a single row I get following exception.
> Setting and unsetting {{spark.sql.codegen.wholeStage}} and
> {{spark.sql.codegen}} has no effect.
> {code}
> val vcfData = sqlContext.read.format("csv").options(Map(
> "comment" -> "#", "header" -> "false", "delimiter" -> "\t"
> )).load("/1000genomes/phase1/analysis_results/integrated_call_sets/ALL.chr1.integrated_phase1_v3.20101123.snps_indels_svs.genotypes.vcf")
> vcfData.registerTempTable("genomesTable")
> %sql select * from genomesTable
> Error in SQL statement: RuntimeException: Error while decoding:
> java.util.concurrent.ExecutionException: java.lang.Exception: failed to
> compile: org.codehaus.janino.JaninoRuntimeException: Code of method
> "(Ljava/lang/Object;)Ljava/lang/Object;" of class
> "org.apache.spark.sql.catalyst.expressions.GeneratedClass$SpecificSafeProjection"
> grows beyond 64 KB
> /* 001 */
> /* 002 */ public java.lang.Object generate(Object[] references) {
> /* 003 */ return new SpecificSafeProjection(references);
> {code}
> cc [~rxin]
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