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  1. MariaDB Server
  2. MDEV-29624

Memory leak on pushdown of a merged derived table

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      Description

      Test case below to reproduce the bug using FederatedX engine.

      On the first server (remote, runs on 127.0.0.1 port 3310):

      CREATE DATABASE mdev;
      USE mdev;
      CREATE TABLE `t1` ( `a` int(11)) ENGINE=InnoDB;
      

      On the second server (local):

      CREATE TABLE `t1` ( `a` int(11)) ENGINE=FEDERATED CONNECTION='mysql://root@127.0.0.1:3310/mdev/t1'
       
      CREATE TABLE `t2` (`a` int(11)) ENGINE=InnoDB;
       
      SELECT * FROM t2, (SELECT * FROM t1 WHERE a > 3) dt WHERE t2.a=dt.a;
      

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              Assignee:
              oleg.smirnov Oleg Smirnov
              Reporter:
              oleg.smirnov Oleg Smirnov
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                Resolved:

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