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  1. MariaDB Server
  2. MDEV-27023

Type difference when returning integer column value from JAVA in MariaDB 10.2 and MariaDB 10.5

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    Details

    • Type: Bug
    • Status: Open (View Workflow)
    • Priority: Major
    • Resolution: Unresolved
    • Affects Version/s: 10.2.29, 10.5.12
    • Fix Version/s: 10.2, 10.3, 10.4, 10.5
    • Labels:
      None
    • Environment:
      [DB]
      MariaDB 10.2.29
      MariaDB 10.5.12

      [Development]
      JAVA 1.7
      Mybatis
      Framework spring
      mysql-connector-java-5.1.43-bin.jar

      Description

      [Problem]
      In JAVA, the BOX_CNT column of MariaDB 10.2.29 is returned as a long.
      In JAVA, the BOX_CNT column of MariaDB 10.5.12 is returned as an integer.
      Different versions have different return types, which causes casting problems.
      What is causing the problem?

      [DDL]
      CREATE TABLE `tb_order_item_distbox` (
      `ORDER_ITEM_SEQ` bigint(20) NOT NULL COMMENT '',
      `BOX_SEQ` bigint(20) NOT NULL COMMENT '',
      `ORDER_KG` double(11,2) NOT NULL COMMENT '',
      `FIX_KG` double(11,2) DEFAULT NULL COMMENT '',
      `BOX_CNT` int(11) DEFAULT 1 COMMENT '',
      PRIMARY KEY (`ORDER_ITEM_SEQ`,`BOX_SEQ`),
      ) ENGINE=InnoDB DEFAULT CHARSET=utf8 COMMENT='';

      [Read Query]
      SELECT A.order_item_seq
      , A.box_seq
      , ifnull(A.box_cnt, 0) box_cnt
      FROM tb_order_item_distbox A

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            Assignee:
            bar Alexander Barkov
            Reporter:
            jmlee 이종명
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              Dates

              Created:
              Updated:

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