With a prepared statement, I can't do something like: INSERT INTO TABLEA(COLA, COLB) VALUES (1,2); SET @identity = SCOPE_IDENTITY(); INSERT INTO TABLEB_A(FK_A, COLC) VALUES(@identity, 3); I get this is, in part, to prevent script injecti...
You can breakdown a complex query and create multiple temporary tables. Then you can run “sanity check” queries against those tables to make sure they contain correct entries. I highly recommend this approach when designing a new non-trivial query or report. 代码语言:javascript 复制 DROPTABLEIF...
VALUES (42, 'GRIMLEY', 15, 'SALES', 10, 19264.50, 656.34) If the query contains multiple statements and one of the statements fails, processing stops and no subsequent statements are run. If statements before the failing statement changed the database, these changes are rolled back (not appl...
import java.sql.Connection; import java.sql.DriverManager; import java.sql.SQLException; import java.sql.Statement; public class jdbcTest { public static void main(String[] arg) throws ClassNotFoundException, SQLException { Class.forName("com.microsoft.sqlserver.jdbc.SQLServerDriver"); String conne...
支援Multiple Active Result Sets (MARS)。 如果 MARS 工作階段在有作用中結果集的情況下,發出資料修改陳述式 (例如 INSERTUPDATE或DELETE),就會為修改陳述式所影響的資料列建立版本。 支援指定 ONLINE 選項的索引作業。 支援以資料列版本設定為基礎的交易隔離等級: 新的READ COMMITTED 隔離等級實作方式,使...
SQL_MULTIPLE_ACTIVE_TXN SQL_NEED_LONG_DATA_LEN SQL_NULL_COLLATION SQL_PROCEDURE_TERM SQL_SCHEMA_TERM SQL_SCROLL_OPTIONS SQL_TABLE_TERM SQL_TXN_CAPABLE SQL_TXN_ISOLATION_OPTION SQL_USER_NAME支持的 SQLInfoType 参数的以下值返回有关数据源支持的 SQL 语句的信息。 这些信息类型描述的每个功能的 SQL ...
Note: You can create multiple triggers of the same type (BEFORE, AFTER, or INSTEAD OF) that fire for the same statement on the same table. The order in which Oracle fires these triggers is indeterminate. If your application requires that one trigger be fired before another of the same ty...
Multi-Statement SQL Posted by:David Roberts Date: April 05, 2005 01:15PM I am using Delphi 7 ADO components (TADOQuery) to integrate with MySQL 4.1. Whenever I issue multiple SQL DML statements (like several INSERT statements) in a single query string it fails because there is more than ...
报错:Update row with Key (id)=(xxxx) multiple times或者duplicate key value violates unique constraint 问题原因:违反唯一性约束,执行UPDATE、INSERT ON CONFLICT或INSERT操作时,主键存在重复数据。 解决方法: 若INSERT语法报错:可以改为INSERT INTO xx ON CONFLICT的语法,实现主键去重,详情请参见INSERT ON CONFLIC...
https://stackoverflow.com/questions/28481189/exec-sp-executesql-with-multiple-parameters Here is a simple example: EXECsp_executesql@sql, N'@p1 INT, @p2 INT, @p3 INT',@p1,@p2,@p3; Your call will be something like this EXECsp_executesql@statement, N'@LabID int, @BeginDate date, @...