Teradata支持标准的ANSISQL,并在此基础 上作了部分扩展,这和大部分商用数据库是一样的。 2.12.12.12.1Teradata中支持的数据类型 在Teradata环境中,数据是以8比特ASCII码形式存放的。当客户端采用 EBCDIC码时,Teradata能自动作数据的转换,因此对客户端没有任何影响。它所 支持的数据类型如表 类型名字字节长度说明 数...
VARCHAR WildCardInsert = 'N' /*Default */ /*'Y[es]' = builds an INSERT statement 'N[o]' = (default); you must specify a INSERT ... VALUES statement */ ); APPLY ('INSERT INTO Accounts (Account_Number, Street_Number, Street, City, State, Zip_Code, Balance_Forward, Balance_Curren...
; 64 column limit (V2R5 )Documented in data model Defined in CREATE TABLE statement(Optional in CREATE TABLE)Must be uniqueMay be unique or non-uniqueIdentifies each rowIdentifies 1 (unique) or multiple rows (non-unique)Values should not change Values may be changed (Delete + Insert)May ...
/* INSERT模块,定义物理表对应的格式*/ INSERT INTO TD_STAGE.AUCTION_PROPERTY( AUCTION_ID ,PROPERTY_ID ,PROP_VID ,STATUS ,GMT_CREATE ,GMT_MODIFIED ,INS_DATE ) VALUES ( :AUCTION_ID ,:PROPERTY_ID ,:PROP_VID ,:STATUS ,:GMT_CREATE (format 'yyyymmddhhmiss') ,:GMT_MODIFIED (format 'yyyymmddhh...
While creating a user, the values for user name, Permanent space and Password is mandatory. Other fields are optional. Example Following is an example to create the user TD01. CREATE USER TD01 AS PERMANENT = 1000000 BYTES PASSWORD = ABC$124 TEMPORARY = 1000000 BYTES SPOOL = 1000000 BYTES;...
Teradata优化器未得到足够的统计信息 --Collect Statistics 4.Multiple Insert/select -- Multi-Statement Insert/Select * 并行插入空表不记录Transient Journal * 充分利用Teradata向空表Insert较快以及并行操作的特性如: ? 现状 INSERT INTO ${TARGETDB}.DES (Party_Id ,Party_Name ... ) SELECT … FROM SRC...
The target table (or column name list in the insert statement) has more columns than you specified values for. 插入的数据比源表总的列都要多哦 8、5340 *** Failure 5340 Database name, if specified, must be the login user name for a volatile table. ...
('INSERT INTO Customer VALUES (:Customer_Number, :Last_Name, :First_Name, :Social_Security);')TOOPERATOR (Load_Customer[1])SELECTCustomer_Number ,Last_Name ,First_Name ,CASEWHEN(Social_Security=0)THENNULLELSESocial_SecurityENDASSocial_Security/*A derived column name is needed that matches the...
TeradataConfidential Agenda 关于TERADATATeradata数据库原理 Teradata数据库架构Teradata数据库工作原理Teradata特性 Teradata数据仓库构建 基本概念常用工具介绍管理的一些约定 关于TERADATA •Teradata最初产生于1976年，由加州理工学院和花旗银行的高科技项目-创建一个能够分析10的12次方bytes数据的系统。1Kilobyte1Megabyte1...
ORDER BY [ VALUES | HASH ] [ ( order_column_name ) ] WITH [NO] LOAD IDENTITY Examples: {{ config( materialized="table", index="UNIQUE PRIMARY INDEX ( GlobalID )" ) }} ℹ️Note, unlike intable_option, there are no commas between index statements!