SQL USEmaster; GO IF DB_ID (N'mytest') IS NOT NULLDROPDATABASEmytest; GOCREATEDATABASEmytest; GO-- Verify the database files and sizesSELECTname,size,size*1.0/128AS[SizeinMBs]FROMsys.master_filesWHEREname= N'mytest'; GO B. 建立指定資料檔案和交易記錄檔的資料庫 ...
SQL Server Overview In SQL Server, this statement creates a new database and the files used and their filegroups. It can also be used to create a database snapshot, or attach database files to create a database from the detached files of another database. ...
Applies to:SQL Server This article describes how to create a database in SQL Server by using SQL Server Management Studio or Transact-SQL. To create a database in Azure SQL Database using T-SQL, seeCREATE DATAB
Importing to a database in elastic pool isn't supported through the Azure Portal, Azure PowerShell, or Azure CLI. Instead, create a database in the elastic pool and then use SQLPackage Import, or import data using any method into a single database and then move the database to an ...
SQL LIKE, IN SQL NOT IN SQL ORDER BY SQL Group Functions SQL GROUP BY SQL HAVING SQL INSERT SQL UPDATE SQL DELETE SQL CREATE DATABASE SQL USE DATABASE SQL ALTER DATABASE SQL DROP DATABASE SQL DATA TYPES SQL COMMAND Groups SQL CREATE TABLE SQL ALTER TABLE SQL Integrity Constrain SQL AUTO...
需要CREATE DATABASE、CREATE ANY DATABASE或ALTER ANY DATABASE权限。 为了控制对运行 SQL Server 实例的计算机上的磁盘使用,通常只有少数登录帐户才有创建数据库的权限。 以下示例向数据库用户 Fay 提供创建数据库的权限。 SQL USEmaster; GOGRANTCREATEDATABASETO[Fay]; GO ...
In SQL Server, this statement creates a new database and the files used and their filegroups. It can also be used to create a database snapshot, or attach database files to create a database from the detached files of another database. Syntax Create a database. For more information abo...
sql create database 语句用来创建一个新的数据库。 2. 语法 create database 语句的基本语法如下: create database DatabaseName; DatabaseName 为数据库名字,它的名字必须是唯一的,不能和其它数据库重名。 3. 示例 如果希望创建一个名为 test 的数据库,那么 CREATE DATABASE 语句的写法如下: ...
SQL Create Database, Table, and Index Create a Database To create a database: CREATE DATABASE database_name Create a Table To create a table in a database: CREATE TABLE table_name ( column_name1 data_type, column_name2 data_type, ... ) Example This example demonstrates how you can...
CREATE TABLE Persons ( Id_P int, LastName varchar(255), FirstName varchar(255), Address varchar(255), City varchar(255) ) SQL 约束(Constraints) 约束用于限制加入表的数据的类型。 可以在创建表时规定约束(通过 CREATE TABLE 语句),或者在表创建之后也可以(通过 ALTER TABLE 语句)。