INSERT INTO OrdersArchive (order_id, order_date, ship_name) ; SELECT order_id, order_date, ship_name FROM Orders ; WHERE order_date >= (DATE()-30) See Also Reference CREATE QUERY Command CREATE TABLE - SQL Command MODIFY QUERY Command _TALLY System Variable Other Resources Commands (Visual FoxPro)中文(简体) 你的隐私选择 主题 管理...
Commands: completion Generate the autocompletion script for the specified shell config Modify sqlconfig files using subcommands like "sqlcmd config use-context mssql" create Install/Create SQL Server, Azure SQL, and Tools delete Uninstall/Delete the current context help Help about any command open ...
datetime: 'YYYY-MM-DD HH:MM:SS' create table order(order_date date); Booleans: bool/boolean: tinyint(1) create table order(fulfilled boolean); 0: false, no-0 is true default values: create table order(coupon varchar(10) default "nodiscount", customer_id integer default null, datetime ...
SQL Commands and Functions ALTER TABLE - SQL Command CREATE CURSOR - SQL Command CREATE SQL VIEW Command CREATE TABLE - SQL Command DELETE - SQL Command INSERT - SQL Command SELECT - SQL Command SQL Pass Through Foundation Class SQLCANCEL( ) Function SQLCOLUMNS( ) Function SQLCOMMIT( ) Functi...
KSQL 是基于 Kafka 的 Streams API 进行构建的,所以它的两个核心概念是流(Stream)和表(Table)。 流是没有边界的结构化数据,数据可以被源源不断地添加到流当中,但流中已有的数据是不会发生变化的,即不会被修改也不会被删除。 代码语言:javascript 代码运行次数:0 运行 AI代码解释 CREATE STREAM pageviews (vi...
解决方法:SQL方式执行INSERT时,需要将数据写入指定的分区子表。详情请参见CREATE PARTITION TABLE。 报错:SELECT INTO is not supported now. 问题原因:Hologres不支持使用SELECT INTO语法。 解决方法:您可使用INSERT INTO SELECT方式插入数据,详情请参见INSERT。
show tables;show databases;show partitions;show functions;describe extended table_name dot col_name; DDL(Data Defination Language):数据库定义语言 建表: 代码语言:javascript 代码运行次数:0 运行 AI代码解释 CREATE[EXTERNAL]TABLE[IFNOTEXISTS]table_name[(col_name data_type[COMMENTcol_comment],...)][...
sqlcmd Commands In addition to Transact-SQL statements withinsqlcmd, the following commands are also available: GO[count] :List [:]RESET :Error [:]ED :Out [:]!! :Perftrace [:]QUIT :Connect [:]EXIT :On Error :r :Help :ServerList ...
Candidate indexes that you create by including the UNIQUE option, which is provided for ANSI compatibility, in SQLCREATE TABLEorALTER TABLEcommands are not the same as indexes created using theINDEXcommand with the UNIQUE option. An index created in theINDEXcommand using the UNIQUE option allows ...
SqlCommandfeatures the following methods for executing commands at a SQL Server database: 展开表 ItemDescription BeginExecuteNonQueryInitiates the asynchronous execution of the Transact-SQL statement or stored procedure that is described by thisSqlCommand, generally executing commands such as INSERT, DELETE,...