How can I list all foreign keys referencing a given table in SQL Server? how to check if columns in table was used as foreign key in other tables Not sure why no one suggested but I usesp_fkeysto query foreign keys for a given table: EXECsp_fkeys'TableName' You can also specify t...
@@FETCH_STATUS in nested loops @@ServerName returns wrong value in SQL SERVER 2008 ##TempTable and INSERT-SELECT FROM an existing Table with an IDENTITY column %rowtype equivalent in SQL server ++ operator in TSQL - bug or feature? 2 tables referencing each other using foreign key.is it ...
How can I list all foreign keys referencing a given table in SQL Server? how to check if columns in table was used as foreign key in other tables Not sure why no one suggested but I usesp_fkeysto query foreign keys for a given table: EXEC sp_fkeys 'TableName' 1. You can also s...
mysqldump-S/tmp/mysql.sock4--extended-insert --no-create-info test > /data/test-data-`date +%F`.sql #3、导出数据内容vim/data/test-data-`date+%F`.sqlLOCK TABLES `table10` WRITE;setnames utf8; #4、这一行是多加的,自己指定想要转换的字符集INSERTINTO`table10`VALUES(1,'云中鹤'); UNLOC...
https://www.mssqltips.com/sqlservertip/5431/surrogate-key-vs-natural-key-differences-and-when-to-use-in-sql-server/ Rule #1: Never, repeat NEVER, create a PK on a value the user could ever change. If you do this, and the value changes, you must rekey every FK to the new value. ...
后续版本的 Microsoft SQL Server 将删除该功能。 请避免在新的开发工作中使用该功能,并着手修改当前还在使用该功能的应用程序。 The EnumReferencingTables method returns a QueryResults object that enumerates user-defined tables on which a FOREIGN KEY constraint is defined. 语法 复制 object.EnumReferencing...
(SELECT tc.CONSTRAINT_CATALOG, tc.TABLE_SCHEMA, tc.TABLE_NAME, tc.CONSTRAINT_NAME FROM INFORMATION_SCHEMA.TABLE_CONSTRAINTS tc WHERE tc.CONSTRAINT_TYPE = 'FOREIGN KEY' AND tc.CONSTRAINT_NAME = rc.CONSTRAINT_NAME AND tc.CONSTRAINT_CATALOG = rc.CONSTRAINT_CATALOG ) AS tc CROSS APPLY (SELECT ...
后续版本的 Microsoft SQL Server 将删除该功能。请避免在新的开发工作中使用该功能,并着手修改当前还在使用该功能的应用程序。The EnumReferencingKeys method returns a QueryResults object that enumerates the FOREIGN KEY constraints depending on a candidate key defined on the referenced table.语法...
[转]How can I list all foreign keysreferencinga given table in SQL Server? EXEC sp_fkeys 'TableName' SELECT 'ALTER TABLE ['+sch.name+'].['+referencingTable.Name+'] DROP CONSTRAINT ['+foreignKey.name+']' '[DropCommand]'FROM sys.foreign_key_columns fk JOIN sys.t...
SQLSTATE[HY000]: General error: 3780 Referencing column, The type of foreign key must be exactly the same with id which we want to refference to. In this case you have to change the foreign key columns Compatibility Issue with MySQL Foreign Key Constraints ...