[jira] [Resolved] (ARROW-17629) [Java] Bind DB column to Arrow Map type in JdbcToArrowUtils

["David Li (Jira)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/ARROW-17629?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

David Li resolved ARROW-17629.
------------------------------
    Fix Version/s: 10.0.0
       Resolution: Fixed

Issue resolved by pull request 14134
[https://github.com/apache/arrow/pull/14134]

> [Java] Bind DB column to Arrow Map type in JdbcToArrowUtils
> -----------------------------------------------------------
>
>                 Key: ARROW-17629
>                 URL: https://issues.apache.org/jira/browse/ARROW-17629
>             Project: Apache Arrow
>          Issue Type: New Feature
>          Components: Java
>    Affects Versions: 9.0.0
>            Reporter: Igor Suhorukov
>            Assignee: Igor Suhorukov
>            Priority: Major
>              Labels: pull-request-available
>             Fix For: 10.0.0
>
>          Time Spent: 1h 10m
>  Remaining Estimate: 0h
>
> I want to convert into Apache Arrow IPC data format in Java existing data from PostgreSQL database.
> [JdbcToArrowUtils.jdbcToArrowSchema|https://github.com/apache/arrow/blob/50a7d15dfb4cbc4dd449ff2bb3ba2b1cde62a3ab/java/adapter/jdbc/src/main/java/org/apache/arrow/adapter/jdbc/JdbcToArrowUtils.java#L111] allows do it for scalar types and arrays.
> org.postgresql.jdbc.PgResultSetMetaData instance from PostgreSQL jdbc driver provide all required info related to column types pgResultSetMetaData.getColumnTypeName().
> But looks like current implementation support only [ArrowType.List|https://github.com/apache/arrow/blob/50a7d15dfb4cbc4dd449ff2bb3ba2b1cde62a3ab/java/adapter/jdbc/src/main/java/org/apache/arrow/adapter/jdbc/JdbcToArrowUtils.java#L266] with no support of Map type mapping in code



--
This message was sent by Atlassian Jira
(v8.20.10#820010)