如果我们接下来尝试插入一个CustomerID为 1 的客户: INSERTINTOCustomers(CustomerID,CustomerName,Email)VALUES(1,'Charlie','charlie@example.com'); 1. 2. 此时会遇到以下错误提示: Msg 2627, Level 14, State 1, Line 1 Violation of PRIMARY KEY constraint 'PK_Customers'. Cannot insert duplicate key i...
INSERTINTOEmployee(EmployeeID,Name,Email)VALUES(1,'Charlie','charlie@example.com'); 1. 将会抛出如下错误: Violation of PRIMARY KEY constraint 'PK__Employee__EmployeeID'. Cannot insert duplicate key in object 'dbo.Employee'. 1. 同样,我们尝试插入一个重复的邮箱地址: INSERTINTOEmployee(EmployeeID,...
create table A (id int) insert A(id) values (4),(345),(2),(56) create table B (id int) GO INSERT A(id) SELECT id from B GO It sounds as if this table has a default for the PK column which is a call to this scalar UDF. That design is not very fortunate, because ...
Cannot insert duplicate key exception when executing non-query: System.Data.SqlClient.SqlCommand Exception: System.Data.SqlClient.SqlException (0x80131904): 违反了 PRIMARY KEY 约束“cndx_PrimaryKey_Report”。不能在对象“dbo.ReportBase”中插入重复键。重复键值为 (a71a8c16-9d10-ed11-b391-0050568e9...
Cannot insert duplicate key in object 'dbo.t_unique'. The duplicate key value is (<NULL>, <NULL>). 只有SQL Server 执行出错,也就是说: SQL Server 会索引 NULL 值,所以唯一索引只能有一个 NULL 值。 Oracle 索引中如果部分字段为空,会索引其他不为空的字段;如果所有字段都为空,不会建立索引。
2627 - Violation of PRIMARY KEY constraint ‘PK_TBL’. Cannot insert duplicate key in object ‘dbo.TBL’. 利用如下SQL可以监控事务复制中发生的错误信息: UseDistributiongoDeclare@RepErrorsNewint--check last 5 mins; sql job executes every 5 minsSelect@RepErrorsNew=(selecttop1IDfromDistribution.dbo...
Violation of PRIMARY KEY constraint 'PK_test'. Cannot insert duplicate key in object 'dbo.test'. The duplicate key value is (12610). (Source: MSSQLServer, Error number: 2627) ? Thanks, Ram RAM There can be two reasons 1. The insert script used is having multiple instances of the recor...
Cannot grant, deny, or revoke permissions to sa, dbo, entity owner, information_schema, sys, or yourself. Cannot insert duplicate key row in object... Cannot insert the value NULL into column 'ID', table Cannot open backup device 'C:\TEMP\Demo.bak'. Operating system error 2(The system...
We are trying to update a SQL Table using the SQL Table Destination in SmartConnect and continue to get a ‘Violation of unique key constraint Cannot insert duplicate key.’ We do not get this error updating other SQL tables using this method. We also have the Update Existing checkbox marked...
Flink SQL 不支持 INSERT INTO… ON DUPLICATE KEY UPDATE你好，我们用的1.11版本。如果我沒有理解錯...