CREATE DATABASE database_name [COLLATE collation_name ]In the above query,- database_name - is the name of the database to be created- collation_name - is the default collation (character set) for the database. This, collation_name, is an optional field and if not provided then ...
To create the database, select OK. Use Transact-SQL Connect to the Database Engine. From the Standard bar, select New Query. Copy and paste the following example into the query window and select Execute. This example creates the database Sales. Because the keyword PRIMARY isn't used, the...
Database 属性 方法 BeginTransaction CompatibleWithModel Create CreateIfNotExists Delete Equals ExecuteSqlCommand ExecuteSqlCommandAsync Exists GetHashCode GetType Initialize SetInitializer SqlQuery ToString UseTransaction DbConfiguration DbConfigurationTypeAttribute ...
使用create database创建数据库: mysql>createdatabase test; ##创建数据库成功 Query OK,1rowaffected (0.08sec) mysql>createdatabase test; ##再次创建数据库失败 ERROR1007(HY000): Can't create database 'test'; database exists mysql> create database if not exists test; ##语句执行成功 Query OK,...
Learn How to create and manage a database in SQL, this is the place to start! you will be rewarded with learning some very dry material,The classic SQL Query for iPad, iPhone and iPod touch. “SQL Query “is a perfect tool for studying, complex , daily use SQL Query in company ...
Type 'help;' or '\h' for help. Type '\c' to clear the current input statement. mysql> 新建userdb库,切换到userdb库: mysql> CREATE DATABASE userdb; Query OK, 1 row affected (0.00 sec) mysql> USE userdb; Database changed 新建userlist表,字段设置及相关操作参考如下: ...
Lesson 1: Create and query database objectsArticle 11/23/2024 17 contributors Feedback In this article Prerequisites Create a database Create a table Insert and update data in a table Show 3 more Applies to: SQL Server Azure SQL Database Azure SQL Managed Instance Analytics Platform ...
IF NOT EXISTS (SELECTnameFROMsys.databasesWHEREname= N'Library')CREATEDATABASELibrary; 如果尚未存在,此腳本會建立名為Library的新資料庫。 新的Library資料庫會出現在資料庫清單中。 If you don't see it immediately, refresh the Object Explorer. ...
Query data Reporting & Analytics Security Security Overview Best practices How-to Secure SQL Server Authentication Access Determine effective permissions Create a login Create a database user Create a database schema Join a role Grant permission to a principal Create a server role Create an application...
使用CREATE DATABASE来创建数据库: CREATE DATABASE [IF NOT EXISTS] db; -- IF NOT EXISTS字段(可省略)用于检查是否已存在同名数据库 创建一个名为study_notes的数据库,用于存储本系列学习笔记中用到的全部数据,并选定该数据库: CREATE DATABASE study_notes; USE study_notes; 4.2 创建和操纵表 使用CREATE ...