 Related Questions Data Modelling is Broadly classified into 2 types. a) E-R Diagrams (Entity - Relatioships). b) Dimensional Modelling. Latest Answer : Dimension modelling means to define a datawarehouse architecture using any one of the availabale schemadimensionl modelling are 3 types 1. conceptual model 2. logical model3.physical modelconceptual model: gathering of all the requirementslogical ... Surrogate Key is a Primary Key for a Dimension table. Most importance of using it is it is independent of underlying database. i.e Surrogate Key is not affected by the changes going on with a database. Latest Answer : Primary Key does not allow data duplications for actual source data. We cannot maintain historical data of each record using PK.SID acts as a primary key in target WH systems, that allows data duplications and maintains complete historical data along ... Fact table - Table with Collection of Foreign Keys corresponding to the Primary Keys in Dimensional table. Consists of fields with numeric values. Dimension table - Table with Unique Primary Key. Load Latest Answer : __________________ _______________ ________________|_________________| |______________ ... Orchestrate itself is an ETL tool with extensive parallel processing capabilities and running on UNIX platform. Datastage used Orchestrate with Datastage XE (Beta version of 6.0) to incorporate the parallel Using "dsjob" command as follows. dsjob -run -jobstatus projectname jobname Latest Answer : u can use dsjob executable command from unix or command line.The previous post was correct.Hanu. ... Default cache size is 256 MB. We can incraese it by going into Datastage Administrator and selecting the Tunable Tab and specify the cache size over there. Latest Answer : The default cache size is 128 MB. This is primarily used for hash file data cache in the server. This setting is only can be done in Administrator not in job level. Job level tuning is available only for Buffer Size. ... Hashed File is classified broadly into 2 types. a) Static - Sub divided into 17 types based on Primary Key Pattern. b) Dynamic - sub divided into 2 types i) Generic ii) Latest Answer : Hashed File is classified broadly into 2 types. a) Static - Sub divided into 17 types based on Primary Key Pattern. b) Dynamic - sub divided into 2 types i) Generic ii) Specific. Default Hased file is "Dynamic ... We use a) "Iconv" function - Internal Convertion. b) "Oconv" function - External Convertion. Function to convert mm/dd/yyyy format to yyyy-dd-mm is Oconv(Iconv(Filedname,"D/MDY[2,2,4]"),"D-MDY[2,2,4]") Latest Answer : we can achieve this conversion using transformer stage conversion functions in PX.Hanu. ... In a Hashed File, the size of the file keeps changing randomly. If the size of the file increases it is called as "Modulus". If the size of the file decreases it is called as "Splitting". Latest Answer : The modulus size can be increased by contacting your Unix Admin. ... There are 3 types of views in Datastage Director a) Job View - Dates of Jobs Compiled. b) Log View - Status of Job last run c) Status View - Warning Messages, Event Messages, Program Generated Messages. Latest Answer : From what I know there are four views1> Status 2> Schedule3> Log4> Detail. ...
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