How to get the return code of sp_executesql? How to get the Row count of all tables from all Databases of a SQL Server? How to get the rowcount for rows inserted and updated in merge procedure how to get the statement of each spid if it is still running How to get the Stored Proc...
Cells[1].Range.Text) Add a trailing back slash if one doesn't exist. Add a user to local admin group from c# Add and listen to event from static class add characters to String add column value to specific row in datatable Add comments in application setting. Add Embedded Image to Body...
GO INSERTINTOTestBatchVALUES(1,'aaa'); INSERTINTOTestBatchVALUES(2,'bbb');INSERTINTOTestBatchVALUES(1,'ccc');-- Duplicate key error.GOSELECT*FROMTestBatch;-- Returns rows 1 and 2.GO 数据库引擎使用延迟的名称解析,在执行时间之前,对象名称不会解析。 在下面的...
pgsql=# 此时,可以如此操作: pgsql$#RETURNQUERYSELECTsales.quantity, sales.quantity*sales.priceFROMsales pgsql$#WHEREitemno=p_itemno; pgsql$#END; pgsql$# $$ LANGUAGE plpgsql;CREATEFUNCTIONpgsql=# pgsql=#selectextended_sales(101); extended_sales---(22,270.6) (1row) pgsql=# 也可以采用别...
Transaction B acquires a share lock on row 2. Transaction A now requests an exclusive lock on row 2, and is blocked until transaction B finishes and releases the share lock it has on row 2. Transaction B now requests an exclusive lock on row 1, and is blocked until transaction A finishe...
(1 row(s) affected) 在此示例中,以数字表示日期。注意:SQL Server 将 0 解释为 01/01/1900。 SELECT DATEPART(m, 0), DATEPART(d, 0), DATEPART(yy, 0) 下面是结果集: --- --- --- 1 1 1900 7、SUBSTRING 功能:返回字符、二进制、文本或图像表达式的一部分 语法:SUBSTRING...
当调用 SQLExecute、SQLExecDirect、SQLBulkOperations、SQLSetPos 或 SQLMoreResults 时,诊断数据结构的SQL_DIAG_ROW_COUNT字段将设置为行计数,并且行计数以依赖于实现的方式缓存。 SQLRowCount 返回缓存的行计数值。 缓存行计数值有效,直到将语句句柄设置回已准备或分配的状态、重新执行语句或 调...
<before|after> -- 定义触发时机<insert|delete|update> -- 定义DML类型ON for each row -- 声明为杭集触发器(只要操作一条记录 触发器就执行一次)SQL -- 触发器操作 -- 创建触发器:当学生信息表添加操作时,则向日志信息表中记录一条rizhicreate trigger tri_test1after insert on studentsfor each row ...
MORE THAN 1 ROW SELECTED -143 INVALID PLAN OPTION: DECPOINT -144 TRX ISOLATION LEVELS UNMATCHED -145 INVALID PLAN OPTION: ISOLEVEL -146 AUTHORIZATION ID LENGTH > 18 -147 OP. NOT ALLOWED AT ISOL. LEVEL U -148 SUBQUERY AT LVL aaaa NBR bbbb RETURNED MORE THAN 1 ROW ...
If the last processed statement referenced by the input statement handle is not an SELECT from INSERT, UPDATE, INSERT, MERGE, or DELETE statement, or if it is not processed successfully, then the function sets the contents ofpcrowto 0. ...