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https://issues.apache.org/jira/browse/CALCITE-1625?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15860087#comment-15860087
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Julian Hyde commented on CALCITE-1625:
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You mentioned {{getImportedKeys}}, which is about foreign keys. Anyway,
CALCITE-1545 covers both primary and foreign keys. Maybe the first commit only
fixes part of it.
> add basic JDBC statistics
> -------------------------
>
> Key: CALCITE-1625
> URL: https://issues.apache.org/jira/browse/CALCITE-1625
> Project: Calcite
> Issue Type: Improvement
> Components: core
> Reporter: Jess Balint
> Assignee: Julian Hyde
> Priority: Minor
>
> basic JDBC statistics can be retrieved via
> {{DatabaseMetaData.getIndexInfo()}}. This can be used in the underlying
> {{JdbcTable}} to provide stats/key info during planning.
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