The default is 4096. A larger packet size can enhance performance for execution of scripts that have lots of Transact-SQL statements between GO commands. You can request a larger packet size. However, if the request is denied, sqlcmd uses the server default for packet size....
settable.sql-dialect=default;setexecution.runtime-mode=streaming;settable.cml-sync=false;--异步提交作业--开启检查点setexecution.checkpointing.interval=30s;insert into dwd_category_by_day select i_category,sum(ss_sales_price)asmonth_sales,count(1)asorder_cnt,year(window_start)as`year`,dayofyear(...
Initiates the asynchronous execution of the Transact-SQL statement or stored procedure that is described by this SqlCommand, and retrieves one or more result sets from the server.
这里SparkSQL 在真正执行时,会调用 prepareForExecution 将 sparkPlan 转换成 executedPlan,并在 sparkPlan 中执行过程中,如果出现 stage 分区规则不同时插入 Shuffle 操作以及进行一些数据格式转换操作等等: 代码语言:javascript 复制 // executedPlan should not be used to initialize any SparkPlan. It should be ...
REM This script generates another thatcontainsthe commandsto REMcreatea manual customSQLProfileoutofa known planfrom REM memoryorAWR. The manual custom profile can be implemented REMintothe sameSOURCEsystemwherethe plan was retrieved, REMorintoanothersimilarTARGETsystemthat has sameschema ...
HELP Prints the available commands. SHOW TABLES Shows all registered tables. SHOW FUNCTIONS Shows all registered user-defined functions. DESCRIBE Describes the schema of a table with the given name. EXPLAIN Describes the execution plan of a query or table with the given name. SELECT Executes a ...
2451 Enables the equivalent of the last actual execution plan in sys.dm_exec_query_plan_stats.Applies to: SQL Server 2019 (15.x) and later versions.Note: Starting with SQL Server 2019 (15.x) to accomplish this at the database level, see the LAST_QUERY_PLAN_STATS option in ALTER DATA...
JOIN [MSrepl_commands](nolock) C ON T.[xact_seqno] = C.[xact_seqno] GROUP BY T.[publisher_database_id] ,datepart(mm,[entry_time]) , datepart(dd,[entry_time]) , datepart(hh,[entry_time]) order by 1,2,3,4 OK,上面该设置的都设置好了,由于第一次执行删除大量数据的话,可能会比较...
When an instance ofSqlCommandis created, the read/write properties are set to their initial values. For a list of these values, see theSqlCommandconstructor. SqlCommandfeatures the following methods for executing commands at a SQL Server database: ...
BeginExecuteNonQuery Initiates the asynchronous execution of the Transact-SQL statement or stored procedure that is described by this SqlCommand, generally executing commands such as INSERT, DELETE, UPDATE, and SET statements. Each call to BeginExecuteNonQuery must be paired with a call to EndExecuteNonQu...