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https://issues.apache.org/jira/browse/TAJO-2131?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Hyunsik Choi updated TAJO-2131:
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Summary: Algebra expression and Logical Plan should keep token spans (was:
Algebra expression and Logical Plan should keep token span)
> Algebra expression and Logical Plan should keep token spans
> -----------------------------------------------------------
>
> Key: TAJO-2131
> URL: https://issues.apache.org/jira/browse/TAJO-2131
> Project: Tajo
> Issue Type: Improvement
> Components: Planner/Optimizer, SQL Parser
> Reporter: Hyunsik Choi
>
> Antlr4 provides token span information for each token. If we keep this
> information in algebra expressions and logical plan, we can make much better
> error message which can indicate specific error points.
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