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 語法慣例語法syntaxsql 複製 CREATE SEQUENCE [schema_name . ] sequence_name [ AS [ built_in_integer_type | user-defined_integer_type ] ] [ START ...
循环SEQUENCE 从最小值或最大值(而不是从起始值)重新开始。 [ CACHE [<constant> ] | NO CACHE ] 通过最大限度地减少生成序列编号所需的磁盘 IO 数,可以提高使用序列对象的应用程序的性能。 默认值为 CACHE。 例如,如果选择的缓存大小为 50,SQL Server 并不会缓存 50 个单个值。 它只是缓存当前值和缓存...
--1. 使用序列 (Sequence) https://docs.microsoft.com/zh-cn/sql/t-sql/statements/create-sequence-transact-sql?view=sql-server-ver15 --2. 为SQL Server 注册启动参数 -t272 IF EXISTS(SELECT*FROMsys.sequencesWHEREname= N'Id_Sequence') DROPSEQUENCEId_Sequence; GO CREATESEQUENCEId_Sequence ASINT ...
Note To view Transact-SQL syntax for SQL Server 2014 (12.x) and earlier versions, see Previous versions documentation.Argumentssequence_name Specifies the unique name by which the sequence is known in the database. Type is sysname.[ built_in_integer_type | user-defined_integer_type A ...
If the Database Engine is stopped after you use 22 numbers, the next intended sequence number in memory (23) is written to the system tables, replacing the previously stored number.After SQL Server restarts and a sequence number is needed, the starting number is read from the system tables ...
Applies to: SQL Server Azure SQL Database Azure SQL Managed Instance Creates a sequence object and specifies its properties. A sequence is a user-defined schema bound object that generates a sequence of numeric values according to the specification with which the sequence was created. The sequence...
Applies to: SQL Server Azure SQL Database Azure SQL Managed Instance Creates a sequence object and specifies its properties. A sequence is a user-defined schema bound object that generates a sequence of numeric values according to the specification with which the sequence was created. The sequence...
Applies to: SQL Server Azure SQL Database Azure SQL Managed Instance Creates a sequence object and specifies its properties. A sequence is a user-defined schema bound object that generates a sequence of numeric values according to the specification with which the sequence was created. The seq...
The CREATE SEQUENCE statement defines a sequence at the application server.Invocation This statement can be embedded in an application program or issued through the use of dynamic SQL statements. It is an executable statement that can be dynamically prepared only if DYNAMICRULES run behavior is in...
The CREATE SEQUENCE statement creates a sequence at the current server. Invocation This statement can be embedded in an application program or issued interactively. It is an executable statement that can be dynamically prepared only if DYNAMICRULES run behavior is implicitly or explicitly specified. ...