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https://issues.apache.org/jira/browse/CALCITE-6790?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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ASF GitHub Bot updated CALCITE-6790:
------------------------------------
    Labels: Vertica dialect pull-request-available  (was: Vertica dialect)

> Write LIMIT for fetch operations in Vertica
> -------------------------------------------
>
>                 Key: CALCITE-6790
>                 URL: https://issues.apache.org/jira/browse/CALCITE-6790
>             Project: Calcite
>          Issue Type: Bug
>          Components: core
>    Affects Versions: 1.38.0
>            Reporter: Illes S
>            Assignee: Illes S
>            Priority: Trivial
>              Labels: Vertica, dialect, pull-request-available
>
> Vertica does not support {{FETCH NEXT ? ROWS ONLY}} syntax:
> *SQL*
> {code:sql}
> SELECT * FROM dual LIMIT 1 {code}
> *actual*
> {code:sql}
> SELECT *
> FROM "dual"
> FETCH NEXT 1 ROWS ONLY
> {code}
> *expected*
> {code:sql}
> SELECT *
> FROM "dual"
> LIMIT 1
> {code}
> The fix seems to be adding this to 
> [VerticaSqlDialect.java|https://github.com/apache/calcite/blob/main/core/src/main/java/org/apache/calcite/sql/dialect/VerticaSqlDialect.java]:
> {code:java}
>     @Override
>     public void unparseOffsetFetch(SqlWriter writer, @Nullable SqlNode 
> offset, @Nullable SqlNode fetch) {
>         unparseFetchUsingLimit(writer, offset, fetch);
>     }
> {code}



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