SQL Server 使用英语阅读 通过 Facebookx.com 共享LinkedIn电子邮件 CREATE SEQUENCE (Transact-SQL) 2025/01/03 适用于: SQL Server Azure SQL 数据库 Azure SQL 托管实例 创建一个序列对象并指定其属性。 序列是用户定义的绑定到架构的对象,该对象可根据创建序列所依据的规范来
您可以使用 sp_sequence_get_range 一次取得多個序號。如需使用 CREATE SEQUENCE 和NEXT VALUE FOR 函數的相關資訊和案例,請參閱 序號。Transact-SQL 語法慣例Syntaxsyntaxsql 複製 CREATE SEQUENCE [schema_name . ] sequence_name [ AS [ built_in_integer_type | user-defined_integer_type ]...
After SQL Server restarts and a sequence number is needed, the starting number is read from the system tables (23). The cache amount of 15 numbers (23-38) is allocated to memory and the next non-cache number (39) is written to the system tables....
cache size of 50 is chosen, SQL Server does not keep 50 individual values cached. It only caches the current value and the number of values left in the cache. This means that the amount of memory required to store the cache is always two instances of the data type of the sequence ...
After SQL Server restarts and a sequence number is needed, the starting number is read from the system tables (23). The cache amount of 15 numbers (23-38) is allocated to memory and the next non-cache number (39) is written to the system tables. ...
After SQL Server restarts and a sequence number is needed, the starting number is read from the system tables (23). The cache amount of 15 numbers (23-38) is allocated to memory and the next non-cache number (39) is written to the system tables. If the Database Engine stops abnor...
After SQL Server restarts and a sequence number is needed, the starting number is read from the system tables (23). The cache amount of 15 numbers (23-38) is allocated to memory and the next non-cache number (39) is written to the system tables. ...
SQL Server 中创建序列的基本语法为: CREATESEQUENCE sequence_nameSTARTWITHstart_value INCREMENTBYincrement_value[MINVALUE min_value][MAXVALUE max_value][CYCLE|NOCYCLE][CACHE cache_size|NOCACHE]; 1. 2. 3. 4. 5. 6. 7. 以此为基础,以下内容是对其各属性的详细解释: ...
DROPSEQUENCE SequenceName; 1. 代码说明: DROP SEQUENCE将从数据库中删除指定的序列。请注意,删除操作是不可逆的。 旅行图 下面是一个关于实施 SQL Server 序列生成的旅行图,展示了过程中的关键步骤: 角色 创建序列 进入SQL Server 输入`CREATE SEQUENCE` ...
sql server创建序列sequence 1、创建一个序列对象 1CREATESEQUENCE[schema_name .]sequence_name2AS [ built_in_integer_type | user-defined_integer_type]3START WITH <constant>4INCREMENT BY <constant>5{ MINVALUE [ <constant>]}|{ NO MINVALUE }6{ MAXVALUE [ <constant>]}|{ NO MAXVALUE }7CYCLE...