Here, the SQL command checks if a table namedCompaniesexists, and if not, it creates a table with specified columns. Create Table Using Another Existing Table In SQL, we can create a new table by duplicating an existing table's structure. Let's look at an example. -- create a backup t...
table > CREATE TABLE student (id INT, name STRING, age INT) PARTITIONED BY (age); -- Create a table with a generated column > CREATE TABLE rectangles(a INT, b INT, area INT GENERATED ALWAYS AS (a * b)); -- Create an external table connected to Oracle > CREATE TABLE IF N...
CREATE TABLE语句用于在Lindorm宽表引擎或时序引擎中创建表,支持多种数据类型,例如VARCHAR、TIMESTAMP、BIGINT等;支持多种表属性,例如数据有效期TTL、压缩算法COMPRESSION等。您可以灵活搭配各种表属性和数据类型,设计出更贴合业务场景的表。 引擎与版本 CREATE TABLE适用于宽表引擎和时序引擎。 时序引擎自3.4.32版本开始支...
The following example creates a ledger database in Azure SQL Database and an updatable ledger table using the default settings. Creating an updatable ledger table in a ledger database doesn't require using WITH (SYSTEM_VERSIONING = ON, LEDGER = ON);. sql Copy CREATE DATABASE MyLedgerDB (...
If the table is not partitioned and the FILESTREAM_ON clause is not specified, the FILESTREAM filegroup that has the DEFAULT property set is used. If there is no FILESTREAM filegroup, an error is raised. As with ON and TEXTIMAGE_ON, the value set by using CREATE TABLE for FILESTREAM_ON ...
The following example creates a ledger database in Azure SQL Database and an updatable ledger table using the default settings. Creating an updatable ledger table in a ledger database doesn't require using WITH (SYSTEM_VERSIONING = ON, LEDGER = ON);. SQL Kopiera CREATE DATABASE MyLedgerDB...
Header checkbox, when enabled, marks the first row of your table as columns’ header. Its default background color is set to light-gray, but you can change that freely using the table tools above the table. If you have merged cells in first and second column, this...
CREATE TABLE功能描述 在当前数据库中创建一个新的空白表,该表由命令执行者所有。 注意事项 若对非分布键添加主键约束或唯一约束,将默认建立全局二级索引。 分布方式默认取值为HASH(column_name),column_name取表的主键列或唯一约束列(如果有的话)或首个数据类型支持作为分布列的列,优先级别:主键列>唯一约束列>首...
Access creates the new table and displays it in the Navigation Pane. Top of Page Use a SharePoint site to create a table You can create a table in your database that imports from or links to a SharePoint list. You can also create a new SharePoint list by using a predefined template....
Create a new table using Excel Spreadsheet. Excel Spreadsheet (copy and paste existing worksheet) In the old days, Excel spreadsheets had to be imported into Word. Now you can just copy and paste. Open Excel, highlight the spreadsheet, and copy it. Then open Word, position your cursor at...