Postgres-XC 1.1 Documentation
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# E.2. Release 1.0.2

> Release Date: 2013-02-05

This release contains a variety of fixes from 1.0.1. For information about new features in the 1.0 major release, see Section E.4.

## E.2.1. Migration to Version 1.0.2

A dump/restore is not required for those running 1.0.X.

## E.2.2. Changes

- Fix for bug 3602944: Fixed `gtm_ctl` to solve the PATH dependency. (Nikhil Sontakke)

- Fix for bug 3601255: Fixed the planner to disable FQS for all the `OUTER` joins. (Ashutosh Bapat)

- Fix for bug 3600220: Fixed coordinator/datanode to unregister themselves from GTM while restarting after "`-m immediate`" shutdown. (Koichi Suzuki)

- Fixed `gtm_ctl` for "`status`" command with "`-Z gtm`" to show the status correctly. (Koichi Suzuki)

  Now for `-Z gtm` option, `gtm_ctl status` displays if it runs as `master` or `slave`.

- Rebased from PostgreSQL 9.1.6 to 9.1.7, and fixed several regression test failures, which had been newly introduced during the rebase. (Satoshi Nagayasu)

- Fix for bug 3597414: Fixed the planner for JOIN between two distributed tables to be pushable when on only one node. (Ashutosh Bapat)

- Fix for bug 3598637: Fixed GTM standby to avoid occasional crash. (Koichi Suzuki)

- Fixed GTM to deal with a promoted master correctly while restarting. (Nikhil Sontakke, Koichi Suzuki)

- Fix for bug 3583921: Fixed coordinator slave (and possibly datanode too) to avoid crash due to "`too many KnownAssignedXids`". (Koichi Suzuki)

- Fix for bug 3598030: Fixed to allow commit/abort transactions while connecting to the datanode directly.

- Fix for bug 3591285: Fixed autovacuum crash in datanode. (Koichi Suzuki)

- Fix for bug 3571154: Fixed GTM proxy error while reconnecting. (Koichi Suzuki)

- Fixed `libgtmclient.a` to surpress debug messages. (Koichi Suzuki)

- Fixed GTM proxy to have appropriate default values (retry count and retry interval) for GTM proxy HA. (Koichi Suzuki)

- Fix for bug 3588869: Fixed GTM proxy to avoid stall while reconnecting. (Koichi Suzuki)

- Fixed to enforce autocommit when running `ALTER DATABASE SET TABLESPACE`. (Michael Paquier)

- Fixed `pgxc_clean` for `-s`, `--status` option working correctly. (Koichi Suzuki)

- Fixed "`SET XC_MAINTENANCE_MODE = ON`" to ignore "`template0`" database. (Koichi Suzuki)

- Fixed GTM and GTM proxy for inaccurate default values of the port number. (Koichi Suzuki)

- Added GTM header files in installation to allow compiling server modules. (Michael Paquier)

- Added support to create cached plans for XC-specific DDL commands. (Michael Paquier)

  This allows to use cached plans or prepared queries for following commands: `CREATE NODE`, `ALTER NODE`, `DROP NODE`, `CREATE NODE GROUP`, `DROP NODE GROUP`, `CLEAN CONNECTION`.

- Fixed `CREATE NODE GROUP`/`DROP NODE GROUP` commands to stop query pushdown to remote nodes. (Michael Paquier)

- Fixed memory allocation issues pointed by ElectricFence (libefence). (Michael Paquier)

- Fixed memory corruption in GTM/backend buffer for snapshots and transaction IDs. (Michael Paquier)

- Fixed `COPY` command to deal with quoted column names. (Nikhil Sontakke, Michael Paquier)

- Fixed to ignore automatically generated regression outputs specific to Postgres-XC. (Michael Paquier)

- Fixed `COPY` command to avoid crash when involving relation with no locator data. (Michael Paquier)

- Fixed `ALTER NODE` to allow modifying primary node data. (Michael Paquier)

- Fixed compilation error in `pg_dump`. (Michael Paquier)

- Changed current value management of sequences to make it consistent with vanilla. (Michael Paquier)

- Fixed `pg_dump` to get consistent sequence dump value. (Nikkhil Sontakke, Michael Paquier)

- Fixed and improved docs for several XC-specific commands, options and parameters. (Koichi Suzuki, Michael Paquier)

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