CREATE DATABASE [TutorialDB] GO USE [TutorialDB] -- Create a new table called 'Customers' in schema 'dbo' -- Drop the table if it already exists IF OBJECT_ID('dbo.Customers', 'U') IS NOT NULL DROP TABLE dbo.Cus
As mentioned, you can also create your tables programmatically. This enables you to save a script and run it whenever you need to restore your tables (or the even whole database). MySQL Tutorial MySQL Installation MySQL Workbench MySQL Create Database MySQL Create Table MySQL Insert Data MySQL...
CREATE [ [ GLOBAL | LOCAL ] { TEMPORARY | TEMP } | UNLOGGED ] TABLE [ IF NOT EXISTS ] table_name { ({ column_name data_type [ compress_mode ] [ COLLATE collation ] [ column_constraint [ ... ] ] | table_constraint | LIKE source_table [ like_option [...] ] } [, ... ]...
syntaxsql复制 -- Create a new table.CREATETABLE{database_name.schema_name.table_name|schema_name.table_name|table_name} ( {column_name<data_type>[<column_options>] } [ ,...n ] ) [WITH(<table_option>[ ,...n ] ) ] [;]<column_options>::=[COLLATEWindows_collation_name] [NULL|...
CREATETABLETestTableAS SELECTcustomername, contactname FROMcustomers; Exercise? What is the primary purpose of the SQLCREATE TABLEstatement? To create a new table in a database To insert data into a table To join a table To delete a table from a database ...
Here, the SQL command creates a database namedCompanieswith the columns:id,name,address,emailandphone. SQL CREATE TABLE Syntax CREATETABLEtable_name ( column1 datatype, column2 datatype, column3 datatype, ... ); Here, table_nameis name of the table you want to create column...
記憶體優化 CREATE TABLE 語法: syntaxsql 複製 CREATE TABLE { database_name.schema_name.table_name | schema_name.table_name | table_name } ( { <column_definition> | [ <table_constraint> ] [ ,... n ] | [ <table_index> ] [ ,... n ] } [ PERIOD FOR SYSTEM_TIME ( system_star...
Applies to: SQL Server Azure SQL Database Azure SQL Managed Instance SQL database in Microsoft Fabric Creates a new table in the database. Note For reference to Warehouse in Microsoft Fabric, visit CREATE TABLE (Fabric Data Warehouse). For reference to Azure Synapse Analytics and Analytics ...
In this case, we can also use CREATE TABLE to make a copy of the table structure so we do not need to type all the column names, data types, and constraints in detail. The syntax for doing this is: CREATE TABLE "table_name" AS [SQL Statement]; ...
看完这篇文章你会学习到以下内容: 1. 在创建或者写复杂逻辑时,做好备份 两种方法介绍: 1)INSERT INTO Table SELECT * FROM TABLE 2)CREATE TABLE AS ... ... Select * from TABLE 两者区别: INSERT INTO …