MAX_ROW: <num_rows> MINIMAL_INTERVAL: <wait_time> CONSISTENCY: { strong | at-least | at-most | none } [POLL: BATCHSIZE: <num_records> TIMEOUT: <poll_time>] [PROPERTIES: <kafka_property_name>: <kafka_property_value> [ ... ]] [SCHEDULE: RETRY_INTERVAL: <retry_time> MAX_RETRIES...
PQconnectPoll函数会为客户端连接推进状态机,为CONNECTION_MADE状态进行处理,这里的主要工作就是启动认证请求。首先我们看一下backend服务端库,实现认证客户端连接\ssl支持等的文件为src/backend/libpq;实现客户端登陆认证的文件为auth.c;实现大对象相关文件为be_fsstubs.c;实现用户连接配置相关的文件为hba.c,实现消息...
[SCHEMA:<metadata_schema_name>]]COMMIT:MAX_ROW:<num_rows>MINIMAL_INTERVAL:<wait_time>CONSISTENCY:{strong|at-least|at-most|none} [POLL:BATCHSIZE:<num_records>TIMEOUT:<poll_time>] [PROPERTIES:<kafka_property_name>:<kafka_property_value>[...]] [SCHEDULE:RETRY_INTERVAL:<retry_time>MAX_...
SELECT * FROM DBS_BACKUP_SCHEDULE WHERE INSTANCE_ID = '实例ID' ● 执行完成,重试。 ● 执行失败,联系技术支持协助解决。2.50 DBS.201020错误码描述 引擎名称不存在。可能原因 查询指定的引擎名称不存在。文档版本 01 (2024-09-30) 版权所有 © 华为云计算技术有限公司 60 云...
() TencentDB for PostgreSQL Summary This document describes two schemes for automatic partition creation as summarized below: The solutions in the scheduled partition creation scenario are simple and easy to understand, but they depend on the schedule management mechanism of the system or extension and...
schedule( 'cron-job-name', '* * * * *', -- Executes every minute (cron syntax) $$ -- SQL query SELECT net.http_get( -- URL of Edge function url:='https://<reference id>.functions.Supabase.co/example', headers:='{ "Content-Type": "application/json", "Authorization": "Bearer...
config:ecto_job,:retry_timeout,30_000 Control the timeout for job execution before an "IN_PROGRESS" job is assumed to have failed. Begins when job is picked up by worker. Similarly toretry_timeout, any configuredexecution_timeoutwill only retry a job as quickly as thepoll_interval. The...
[SCHEMA:<metadata_schema_name>]]COMMIT:MAX_ROW:<num_rows>MINIMAL_INTERVAL:<wait_time>CONSISTENCY:{strong|at-least|at-most|none} [POLL:BATCHSIZE:<num_records>TIMEOUT:<poll_time>] [PROPERTIES:<kafka_property_name>:<kafka_property_value>[...]] [SCHEDULE:RETRY_INTERVAL:<retry_time>MAX_...
event API: select/poll/epoll_create/epoll_ctl/epoll_wait DNS API: gethostbyname/gethostbyname_r/getaddrinfo/freeaddrinfo Support shared stack mode to minimize memory usage Synchronization primitive Coroutine mutex, semphore can be used between coroutines Coroutine event can be used between coroutines...
() The 'during query' one is implemented at DispatcherCheckPerms_hook in function checkDispatchResult(). For queries loading a huge number of data, dispatcher will poll the connnection with a poll timeout. Hook will be called at every poll timeout with waitMode == DISPATCH_WAIT_NONE. ...