问题描述 1、现网DWS813环境业务报Write to replicated table returned different results from the Datanodes,业务表是复制表。 处理过程 2、收集报错DN日志排查每次报错的时候都有update操作 根因 3、UPDATE操作频繁的表不建议创建为复制表,将业务表调整为HASH运行正常 免责声明: 本案例仅供参考不提供专业意见。收藏...
表是类型为“WRITE TO TABLE”的活动事件监视器的目标表。 9 表处于“无法重新启动装入”状态,这是一种进行了部分装入的状态,该状态不允许执行“重新启动装入”操作。 10 表未处于完全访问方式(SYSCAT.TABLES 中的 ACCESS_MODE='F')。 11 表具有当前正在连接的数据分区 (SYSCAT.DATAPARTITIONS.STATUS ='A')。
4.写入到文本,因code还涉及到别的一些操作,这里只写最简单部分: 1StringBuilder sb =newStringBuilder();2foreach(DataRow rowindt.Rows)3{4sb.AppendLine(dateString +""+ row[0].ToString() +""+ row[1].ToString());5}6using(FileStream fs =newFileStream(filePath, FileMode.Create, FileAccess.Wri...
Write-SqlTableData [-DatabaseName <String>] [-SchemaName <String>] [-TableName <String>] [-IgnoreProviderContext] [-SuppressProviderContextWarning] [-Force] -InputData <PSObject> [-Passthru] [-Timeout <Int32>] [-ConnectToDatabase] [[-ServerInstance] <String[]>] [-Credential <PSCredenti...
Database column types, specified as a character vector, string scalar, cell array of character vectors, or string array. Use this argument to define custom data types for the columns in a database table. Specify a column type for each column in the table. ...
SqlCommand cmd=null;SqlConnection conn=null;try{/// Creates a database connection.conn=newSqlConnection(ConfigurationManager.ConnectionStrings["SQLCONN1"].ToString());conn.Open();/// This is a massive SQL injection vulnerability,/// don't ever write your own SQL statements with string formatting...
报错:failed to import foreign schema from odps:Table not found -xxx 问题原因:查询的表在MaxCompute中不存在。 解决方法:前往MaxCompute确认表是否存在。 ERRCODE_UNIQUE_VIOLATION或者pk violates 报错:Update row with Key (id)=(xxxx) multiple times或者duplicate key value violates unique constraint ...
I’ve been asked on several occasions about how to store the output of PowerShell WMI data into the SQL table. The question comes up so frequently that I decided to write this article. When sending data within a system (such as a PowerShell object to a cmdlet), the process is straightf...
可以看出是从内部的一个ip上用dev_read 用户连接到备库上执行的 查询导致数据库备份拷贝完数据文件后FLUSH NO_WRITE_TO_BINLOG TABLES加锁处等待状态(waiting for table flush) 而由于上述慢sql查询,导致flush table一直无法关闭该表而一直处于等待状态
($_.CookedValue +$avg) /2)),5) } |Format-Table} }write-host"Final_Running_Average: $([Math]::Round($avg, 5)) sec/transfer`n"if($avg-gt0.01) {Write-Host"There ARE indications of slow I/O performance on your system"}else{Write-Host"There is NO indication of slow I/O ...