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2359fbe8f1
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1.开启按需回放时，按需回放阶段从磁盘中读取xlog日志，降低内存消耗
2.解决按需回放内存配置较小时，HashMap构建卡住的问题
3.规范按需回放与按需回放的日志回放阶段变量命名
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2023-07-20 19:51:30 +08:00 |
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88d8d07346
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解决多次进入按需回放时，回放日志选择出错的问题
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2023-07-04 21:29:05 +08:00 |
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ffbc0ac3b7
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兼容MySQL多字符集
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2023-06-29 20:42:59 +08:00 |
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73f1671580
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!3550 [DFX]支持switchover超时打印数据库内核的堆栈
Merge pull request !3550 from Jenny/dev-I6DCAO
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2023-06-28 02:40:11 +00:00 |
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13edddf64a
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!3381 解决兼容B库下，可以成功创建user@localhost用户 但是无法连接
Merge pull request !3381 from 王修强/user_host_new_bug
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2023-06-27 07:39:45 +00:00 |
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8cb65a6156
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修改打开按需回放时，数据库启动阶段就申请HashMap所需内存，防止真正回放时内存申请不足导致回放失败
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2023-06-26 19:39:00 +08:00 |
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c1a393d612
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解决兼容B库下，可以成功创建user@localhost用户 但是无法连接
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2023-06-21 10:16:47 +08:00 |
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b0a69f6e9f
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解决dorado sharestorage init失败的问题
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2023-06-19 16:54:56 +08:00 |
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d014bdb3db
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!3544 openGauss资源池化支持极致RTO按需回放
Merge pull request !3544 from 陈栋/ondemand
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2023-06-14 02:28:32 +00:00 |
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210c113df2
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openGauss资源池化支持按需回放
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2023-06-14 09:59:01 +08:00 |
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ca5ca8d04d
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!3539 修复发布端主备切换后，订阅端无法自动连接到新主的问题
Merge pull request !3539 from pengjiong/fix_date
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2023-06-14 01:30:50 +00:00 |
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a1ec02e7a5
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!3363 IndexScan优化
Merge pull request !3363 from yyl/4-20-commit
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2023-06-12 03:37:30 +00:00 |
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4ed1ca2310
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Fix pub switchover bug.
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2023-06-07 16:25:57 +08:00 |
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4aca86c51d
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IndexScan优化
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2023-06-06 12:15:29 +08:00 |
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93c14c3ab4
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[资源池化]flush_copy阶段异常场景下的退出分支
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2023-06-02 15:33:41 +08:00 |
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f8b94a21e2
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!3013 合并pg pr：PrivateRefCount相关问题修复
Merge pull request !3013 from ab2020c/master_PrivateRefCount
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2023-06-01 11:33:43 +00:00 |
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b4b86ac6d0
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!3512 [资源池化]在线failover停止业务线程步骤前移+failover微重构
Merge pull request !3512 from 董宁/dn_fix18_up
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2023-06-01 11:17:21 +00:00 |
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b90288d51e
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!3186 对同事务中批量逐条INSERT场景进行opfusion对象复用的优化
Merge pull request !3186 from cc_db_dev/opfusion_master
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2023-06-01 09:11:12 +00:00 |
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8fec329f5d
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[资源池化]在线failover停止业务线程前移 + failover微重构
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2023-05-31 19:40:04 +08:00 |
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f120bdefa1
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!3200 内存优化
Merge pull request !3200 from april01xxx/master_memopt
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2023-05-24 01:57:05 +00:00 |
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339c1fe65b
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[资源池化]增加recovery流程异常退出分支
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2023-05-11 11:16:07 +08:00 |
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f83ae1c2d0
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opfusion复用
在事务内，允许操作相同表的insert操作复用
上一个opfusion对象
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2023-04-27 15:07:39 +08:00 |
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5c25b5d90d
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内存优化重构：在openGauss中新增了一套内存管理接口和MemoryContext类型
（详见opt_mcxt.cpp和opt_aset.cpp），并对MemoryContext的管理接口（如
reset、delete等操作）进行抽象，带来以下优势：
1. 新增的MemoryContext类型支持MemoryContext复用，减少频繁创建和销毁
MemoryContext的开销；
2. 新增的STANDARD_CONTEXT内存管理接口删除了内存跟踪统计操作，提升了
内存申请和释放时的性能。
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2023-04-27 14:20:26 +08:00 |
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6f84a789ee
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fix logical decoding bugs
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2023-04-03 13:25:09 +08:00 |
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9a7990d935
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add backtrace in switchover
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2023-03-27 21:52:38 +08:00 |
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702a434fbf
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【共享存储】add lock check mechanism
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2023-03-27 16:56:41 +08:00 |
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4df45c74a5
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repair no support thread pool in libpqsw
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2023-03-15 09:54:06 +08:00 |
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980e75155a
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flatten expr framework
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2023-03-12 19:16:08 -07:00 |
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5dde94aeb4
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解决部分场景下备机未能跳过回放的问题
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2023-03-07 21:37:10 +08:00 |
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9f8064bb24
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实现事件触发器
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2023-03-02 11:09:39 -05:00 |
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94979ef4d5
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合并pg pr：PrivateRefCount相关问题修复
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2023-03-02 16:36:12 +08:00 |
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41078c951a
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!2979 Seqscan底噪消除-单表查询无索引性能优化
* Seqscan性能优化
* Seqscan性能优化
* Seqscan性能优化
* SeqScan性能优化
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2023-02-28 09:34:49 +00:00 |
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f7d23913d6
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sync all inner code
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2023-02-27 14:08:20 +08:00 |
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49eae2eb2c
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!2940 修复explain后导致匿名块无法调用存储过程的bug
Merge pull request !2940 from Cross-罗/explain_bugfix
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2023-02-23 01:56:36 +00:00 |
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548a2950a6
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explain bugfix
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2023-02-22 21:42:36 +08:00 |
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b768b63576
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!2928 1 load_relcache_init_file/write_relcache_init_file 使用512对齐的缓存读写，规避对接DSS后无法非512读写
Merge pull request !2928 from 陈超/master
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2023-02-21 06:20:19 +00:00 |
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67dd64aa1b
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[共享存储]load_relcache_init_file/write_relcache_init_file 使用512对齐的缓存读写，规避对接DSS后无法非512读写
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2023-02-21 11:12:36 +08:00 |
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ba442ff864
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!2921 【bugfixed】解决参数max_processes=200000+开启线程池，启动数据库coredump 的问题
Merge pull request !2921 from laishenghao/connections-core
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2023-02-18 06:52:46 +00:00 |
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c9baf1bd5b
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解决参数max_processes=200000+开启线程池，启动数据库coredump 的问题
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2023-02-18 09:48:58 +08:00 |
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1d57ca36ad
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Let internal thread report appname and status.
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2023-02-03 14:14:32 +08:00 |
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5ef3bc90a3
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1
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2023-01-17 20:14:51 +08:00 |
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aaff16b088
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!2813 【共享存储】【DTS2023010305621】共享存储对于双写部分调整
Merge pull request !2813 from 董宁/ss_fix6_up
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2023-01-17 02:20:29 +00:00 |
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ded16a65b4
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[共享存储] dw adapt shared_storage
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2023-01-14 17:16:44 +08:00 |
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f984b85ce6
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[共享存储] failover: restart when backend exit failed
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2023-01-14 14:46:37 +08:00 |
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500d43fd7a
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[共享存储] failed to judge RecoveryInProgress in failover
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2023-01-13 15:13:18 +08:00 |
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1a4ec792e8
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support multi standby write feature
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2022-12-13 16:39:18 +08:00 |
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dbafedc46f
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!2580 共享存储bugfix_1130
Merge pull request !2580 from 刘博文/master
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2022-12-10 03:45:08 +00:00 |
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5624f47847
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1130 bugfix
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2022-12-09 14:50:49 +08:00 |
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ae4c1b345e
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!2515 【2.0.0回合master】gs_probackup对应walsender的超时时间改为至少30分钟，确保备份不因超时而失败
Merge pull request !2515 from Cross-罗/walsender_30min
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2022-12-08 07:44:44 +00:00 |
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7784e48e23
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MOT new features:
1. JIT support for stored procedures
2. MVCC & Cross-Txn support
3. Alter Table support (Add/Drop/Rename Column)
4. Low RTO
5. More stabilizations
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2022-12-01 18:18:05 +08:00 |
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