PG cannot execute UPDATE in a read-only transaction出现这种情况时,说明SQL语句可能是运行在一个PG集群中的非master节点上。查看data/pg_hba.conf。 SELECT pg_is_in_recovery(); This cannot return true in a master server because the only time a master server can be in recovery。 还有如下可能Normal...
postgres=#insertintot1values(1); ERROR: cannotexecuteINSERTinaread-onlytransactionpostgres=#begintransactionreadwrite; ERROR: cannotsettransactionread-writemode during recovery 软锁定 1、设置default_transaction_read_only postgres=# altersystemsetdefault_transaction_read_only=on; ALTERSYSTEM 2、重载配置 postg...
ERROR: cannot execute CREATE DATABASE in a read-only transaction 2.设置关闭session级别的只读模式(当然在退出数据库sql交互窗口的时候设置的模式会失效): testdb01=> set session default_transaction_read_only=off; SET testdb01=> show default_transaction_read_only; default_transaction_read_only --- o...
(errcode(ERRCODE_READ_ONLY_SQL_TRANSACTION), /* translator: %s is name of a SQL command, eg CREATE */errmsg('cannot execute %s in a read-only transaction', cmdname))); } 当XactReadOnly为true时,就抛出报错,XactReadOnly是一个Bool类型的全局变量。那这里大概明白设计思路了,当执行一些操作时调...
ERROR: cannot execute INSERT in a read-only transaction postgres=# begin transaction read write; ERROR: cannot set transaction read-write mode during recovery 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 硬解锁 重命名 recovery.conf 为 recovery.done。
这个例外是什么意思? 代码语言:javascript 运行 AI代码解释 ERROR: cannot execute nextval() in a read-only transaction 它以前工作得很好。我试图在stackoverflow上寻找解决方案,但没有找到任何可以解决这个问题的东西。 postgresql spring 广告 云点播特惠1元起 提供制作上传、存储、转码、媒体处理、媒体 AI、加速...
/* translator: %s is name of a SQL command, eg CREATE */ errmsg('cannot execute %s in a read-only transaction', cmdname))); } 当XactReadOnly为true时,就抛出报错,XactReadOnly是一个Bool类型的全局变量。那这里大概明白设计思路了,当执行一些操作时调用PreventCommandIfReadOnly函数,如果库是只读状态...
ERROR: cannot execute DELETE in a read-only transaction 可以设置事务级WRITE覆盖这个默认值digoal=> begin; BEGIN digoal=> set transaction read write; SET digoal=> delete from tbl_test; DELETE 1008 或者设置SESSION级参数,覆盖之digoal=> set session default_transaction_read_only=off; ...
ERROR: cannot execute DELETE in a read-only transaction # 可以设置事务级WRITE覆盖这个默认值 digoal=> begin; BEGIN digoal=> set transaction read write; SET digoal=> delete from tbl_test; DELETE 1008 # 或者设置SESSION级参数,覆盖之 digoal=>set session default_transaction_read_only=off;#在恢复数...
有了安全快照的概念之后,我们还可以增加延迟事务的概念,用户可以通过“BEGIN TRANSACTION READ ONLY, DEFERRABLE”命令来开启一个延迟事务。 所谓延迟事务指当这个只读事务获得快照后,并不马上执行,而是等待所有的并发事务提交。 如果在等待过程中发生了rw依赖,那么这个快照被废弃,重新获得一个新的快照,并继续等待并发事务...