filename='D:\DataBase\CompanyDB_S2.ndf', size=20MB, maxsize=200MB, filegrowth=10MB ) log on ( name='CompanyDB_Log1', filename='D:\DataBase\CompanyDB_Log1.ldf', size=10MB, maxsize=100MB, filegrowth=10% ), ( name='CompanyDB_Log2', filename='D:\DataBase\CompanyDB_Log2.ldf'...
CREATE DATABASE 语句的语法格式为: CREATEDATABASEdatabase_name [ON [PRIMARY] [<filespec> [, n]] [, <filegroup> [, n]] ] [LOG ON { <filespec> [, n]} ] [FOR LOAD | FOR ATTACH] <filespec>::= ([NAME = logical_file_name,] FILENAME='os_file_name' [, SIZE = size] [, MAX...
与ADD FILE 一起指定时,size是文件的初始大小。与 MODIFY FILE 一起指定时,size是文件的新大小,而且必须大于文件的当前大小。 如果没有为主文件提供size,则 SQL Server 2005 数据库引擎将使用model数据库中的主文件的大小。如果指定了辅助数据文件或日志文件,但未指定该文件的size,则数据库引擎将以 1 MB 作为该...
DROP DATABASE陳述式 ALTER DATABASE陳述式的子集,如下所示: ALTER DATABASE ... ADD SECONDARY ON SERVER ALTER DATABASE ... REMOVE SECONDARY ON SERVER ALTER DATABASE ... FAILOVER ALTER DATABASE ... MODIFY NAME ... ALTER DATABASE ... MODIFY (MAXSIZE | EDITION | SERVICE_OBJECTIVE ...) ...
從資料庫快照集的 sys.database_files 或從sys.master_files 選取size 資料行。 在 SQL 頁面中, size 資料行的值會反映出快照集可以使用的空間上限;此數值相當於 Windows 的 [大小] 欄位,只不過它代表檔案中的 SQL 頁面數;以位元組計算的大小如下: ( ...
This lesson shows you how to create a database, create a table in the database, and then access and change the data in the table.
Find a database size limit from within the SQL Server Find a String inside nvarchar(max) Find all rows where the value in one column only occurs once Find All Special Characters in a SQL Server Find and insert missing records Find cascading deletes that effect a specific table Find creator...
[ database_name . ] [ schema_name . ] sequence_name [ OVER (<over_order_by_clause>) ] –=== –获取范围的序列值 sp_sequence_get_range [ @sequence_name = ] N'<sequence>’ , [ @range_size = ] range_size , [ @range_first_value = ] range_first_value OUTPUT [, [ @range_...
背景YashanDB 创建表用的是小写做为表名,对函数参数有表名,要如何输入小写表名。...DBMS_STATS.GATHER_TABLE_STATS('SYS', '"t_lower"', '', 1, FALSE, 'FOR ALL COLUMNS SIZE AUTO', 4, 'AUTO', TRUE); -- 收集小写表名统计信息 5200 python sqlite 获取表名、表 data.sqlite') # 链接数据库...
Before it came along, we scripted out database objects, which is a pain. At one point in one company, we used the Visual Studio version, and that’s painful as well because you don’t get the immediate gratification of knowing what’s changed. You have to actually bring in the changes...