41、 NULLS / BLANKS ;.FILLER fieldname startpos datadesc ;FastExportExports large volumes of formatted data from Teradata to a host user-written application.Takes advantage of multiple sessions.Export from multiple tables.Uses Support Environment.Fully automated restart. Uses one of the “Loader” slo...
Teradata数据仓库事业部华南区 TeradataConfidential Agenda 关于TERADATA Teradata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...
public TeradataSource withAdditionalColumns(Object additionalColumns) Set the additionalColumns property: Specifies the additional columns to be added to source data. Type: array of objects(AdditionalColumns) (or Expression with resultType array of objects). Overrides: TeradataSource.withAdditionalColumns(Ob...
Set the structure property: Columns that define the structure of the dataset. Type: array (or Expression with resultType array), itemType: DatasetDataElement. Overrides: TeradataTableDataset.withStructure(Object structure) Parameters: structure withTable public TeradataTableDataset withTable(Object tabl...
AdditionalColumns AmazonMWSLinkedService AmazonMWSObjectDataset AmazonMWSSource AmazonRdsForOracleLinkedService AmazonRdsForOraclePartitionOption AmazonRdsForOraclePartitionSettings AmazonRdsForOracleSource AmazonRdsForOracleTableDataset AmazonRdsForSqlServerAuthenticationType AmazonRdsForSqlServerLinkedService AmazonRdsForSq...
The order of the target field names must match exactly the order of the source field names for schema mapping. This parameter must be provided when the 'source.field.names' parameter is specified. Driven by the imported columns Required: no Supported values: string The number of rows a ...
getOrderBy, getRightJoin, getSelect, getSelectDistinct, getSet, getTableAlias, getTableOverrides, getTypeNameForCode, getUpdate, getValues, getWhere, getWith, getWithRecursive, isArraysSupported, isBatchCountViaGetUpdateCount, isBatchToBulkSupported, isCountDistinctMultipleColumns, isCountViaAnalytics, ...
Each column partition can be composed of single or multiple columns. Each column partition usually consists of multiple physical rows. A new physical row format COLUMN may be utilized for a column partition. Such a physical row is called a ‗container‘ and it is used to implement columnar-...
AdditionalColumns AmazonMWSLinkedService AmazonMWSObjectDataset AmazonMWSSource AmazonRdsForOracleLinkedService AmazonRdsForOraclePartitionOption AmazonRdsForOraclePartitionSettings AmazonRdsForOracleSource AmazonRdsForOracleTableDataset AmazonRdsForSqlServerLinkedService AmazonRdsForSqlServerSource AmazonRdsForSqlServerTable...
The first step is to write a function to process each chunk of data. The data will automatically be fed into the function as a rectangular list of data columns. The function must also return a rectangular list of data columns (which a data frame is). In the example below, we are summa...