[<table_constraint>]表示表约束,即对什么数据能够插入到表中进行限制,与列约束不同的是表约束可以基于一个以上的列。 [ON]指定创建表时把表放置在哪个文件组上。 [TEXTIMAGE_ON]把表非常特殊的部分移到另一个不同的文件组上。当表定义中有text,ntext,image列时,子句才可用。 一个例子: USEAccounting CREATE...
[<table_constraint>]表示表约束,即对什么数据能够插入到表中进行限制,与列约束不同的是表约束可以基于一个以上的列。 [ON]指定创建表时把表放置在哪个文件组上。 [TEXTIMAGE_ON]把表非常特殊的部分移到另一个不同的文件组上。当表定义中有text,ntext,image列时,子句才可用。 一个例子: USEAccounting CREATE...
CONSTRAINT_TABLE_USAGE DOMAIN_CONSTRAINTS DOMAIN KEY_COLUMN_USAGE PARAMETER REFERENTIAL_CONSTRAINTS ROUTINE_COLUMNS ROUTINES SCHEMATA TABLE_CONSTRAINTS TABLE_PRIVILEGES TABLES VIEW_COLUMN_USAGE VIEW_TABLE_USAGE VIEWS Prosedur tersimpan sistem Tabel sistem Referensi Transact-SQL (T-SQL) xQuery Undu...
使用经解释的 Transact-SQL 从显式或隐式事务中访问内存优化表时,你必须至少执行下列操作之一: 指定隔离级别表提示,例如 SNAPSHOT、REPEATABLEREAD 或 SERIALIZABLE。 将数据库选项MEMORY_OPTIMIZED_ELEVATE_TO_SNAPSHOT设置为 ON。 由在自动提交模式下运行的查询访问...
You should get an error notifying you that SQL Server cannot use snapshot isolation to access table T1 in database testdb and that you should retry your transaction. The WAITFOR Command The WAITFOR command has been enhanced in several ways in Yukon. Besides waiting for a specified duration or...
You also can disable encryption on the database. Native backups taken on a SQL Managed Instance can be restored to a SQL Server 2022 instance only. This is because SQL Managed Instance has higher internal database version compared to other versions of SQL Server. For more information, revie...
CONSTRAINT_TABLE_USAGE DOMAIN_CONSTRAINTS DOMAIN KEY_COLUMN_USAGE PARAMETER REFERENTIAL_CONSTRAINTS ROUTINE_COLUMNS ROUTINES SCHEMATA TABLE_CONSTRAINTS TABLE_PRIVILEGES TABLES VIEW_COLUMN_USAGE VIEW_TABLE_USAGE VIEWS Prosedur tersimpan sistem Tabel sistem Referensi Transact-SQL (T-SQL) xQuery Unduh...
"}},"messages({\"constraints\":{\"solution\":{\"eq\":true},\"topicId\":{\"eq\":\"message:3579576\"}},\"first\":10,\"sorts\":{\"postTime\":{\"direction\":\"ASC\"}}})":{"__typename":"MessageConnection","edges":[{"__typename":"MessageEdge","cursor":"MjQuMTB8Mi4xf...
I've been redirected(from there) to ask here about one issue I have. Microsoft Edge Webview2 Runtime keeps getting installed on my PC. I can't...
cl_script_trace_disable_key cl, cheat Turn off a particular trace output by table/instance cl_script_trace_enable cl, cheat Turn on a particular trace output by file or function name cl_script_trace_enable_all cl, cheat Turn on all trace output cl_script_trace_enable_key cl, cheat...