[DRILL-6150] org.apache.drill.exec.store.easy.text.compliant.TextReader is subject of java.lang.StackOverflowError

• Type: Bug
• Status: Open
• Priority: Major
• Resolution: Unresolved
• Affects Version/s: 1.12.0
• Component/s: Storage - Text & CSV
• Assignee: Unassigned
• Reporter: Vlad Rozov
• Created: 12/Feb/18 23:11
• Updated: 06/Mar/18 17:33

Description

TextReader uses recursion to parse quoted values causing StackOverflowError:

select count(*) from dfs.`test.tsv`; (extractHeader should be set to true).

Exception in thread "drill-executor-26" java.lang.StackOverflowError
        at org.apache.drill.exec.store.easy.text.compliant.TextReader.parseQuotedValue(TextReader.java:269)
        at org.apache.drill.exec.store.easy.text.compliant.TextReader.parseQuotedValue(TextReader.java:242)
        at org.apache.drill.exec.store.easy.text.compliant.TextReader.parseQuotedValue(TextReader.java:293)
        at org.apache.drill.exec.store.easy.text.compliant.TextReader.parseQuotedValue(TextReader.java:242)
        at org.apache.drill.exec.store.easy.text.compliant.TextReader.parseQuotedValue(TextReader.java:293)

Issue Links

• relates to: DRILL-6152 For CSV and TSV files splitting should be disabled in case of quoted processing
• relates to: DRILL-6151 Fragment executors may terminate without sending final batch to a downstream causing query to hang