dhatchayani created CARBONDATA-247:
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Summary: Higher MAXCOLUMNS value in load DML options is leading to
out of memory error
Key: CARBONDATA-247
URL: https://issues.apache.org/jira/browse/CARBONDATA-247
Project: CarbonData
Issue Type: Bug
Reporter: dhatchayani
Priority: Minor
When a higher value lets say Integer max value is configured for maxcolumns
option in load DML and executor memory is less, then in that case
UnivocityCsvParser throws an out of memory error when it tries to create an
array of size of maxColumns option value.
java.lang.OutOfMemoryError: Java heap space
at
com.univocity.parsers.common.ParserOutput.<init>(ParserOutput.java:86)
at
com.univocity.parsers.common.AbstractParser.<init>(AbstractParser.java:66)
at com.univocity.parsers.csv.CsvParser.<init>(CsvParser.java:50)
at
org.apache.carbondata.processing.csvreaderstep.UnivocityCsvParser.initialize(UnivocityCsvParser.java:114)
at
org.apache.carbondata.processing.csvreaderstep.CsvInput.doProcessUnivocity(CsvInput.java:427)
at
org.apache.carbondata.processing.csvreaderstep.CsvInput.access$100(CsvInput.java:60)
at
org.apache.carbondata.processing.csvreaderstep.CsvInput$1.call(CsvInput.java:389)
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