What is DTM process?
- 4 Answers
- 20182 Views
- I also Faced
- E-Mail Answers
Answers were Sorted based on User's Feedback
Answer / atiric sofrware(raja)
DTM process: The Load Manager creates one DTM process for
each session in the workflow. it performs the following tasks:
• Reads session information from the repository.
• Expands the server, session, and mapping variables and
parameters.
• Creates the session log file.
• Validates source and target code pages.
• Verifies connection object permissions.
• Runs pre-session shell commands, stored procedures and SQL.
• Creates and run mapping, reader, writer, and
transformation threads to extract, transform, and load data.
• Runs post-session stored procedures, SQL, and shell commands.
• Sends post-session email.
| Is This Answer Correct ? | 13 Yes | 2 No |
Answer / gvk
After the loadmanger performs validations for session,it
creates the DTM process.DTM is to create and manage the
threads that carry out the session tasks.I creates the
master thread.Master thread creates and manges all the other
threads.\
DTM process: The Load Manager creates one DTM process for
each session in the workflow. it performs the following
tasks:
• Reads session information from the repository.
• Expands the server, session, and mapping variables
and
parameters.
• Creates the session log file.
• Validates source and target code pages.
• Verifies connection object permissions.
• Runs pre-session shell commands, stored procedures
and SQL.
• Creates and run mapping, reader, writer, and
transformation threads to extract, transform, and load
data.
• Runs post-session stored procedures, SQL, and shell
commands.
• Sends post-session email.
RAja u are wrong
| Is This Answer Correct ? | 1 Yes | 1 No |
Answer / sumeet lalvani
DTM Process
The Load Manager creates one DTM process for each session
in the workflow. It performs the following tasks:
Reads session information from the repository.
Expands the server, session, and mapping variables and
parameters.
Creates the session log file.
Validates source and target code pages.
Verifies connection object permissions.
Runs pre-session shell commands, stored procedures and SQL.
Creates and run mapping, reader, writer, and transformation
threads to extract, transform, and load data.
Runs post-session stored procedures, SQL, and shell
commands.
Sends post-session email.
| Is This Answer Correct ? | 0 Yes | 0 No |
Answer / swetha
After the loadmanger performs validations for session,it
creates the DTM process.DTM is to create and manage the
threads that carry out the session tasks.I creates the
master thread.Master thread creates and manges all the other
threads.
| Is This Answer Correct ? | 0 Yes | 4 No |
What does update strategy mean, and what are the different option of it?
If i have one source having 10 ports.In a mapping i use that source one target having that ten ports.Data from 5 ports are going to target through a mapplet and another 5 ports are going to target through another mapplet.Both 2 mapplets are intially passive in nature.But presently my requirment to convert on mapplet to ACtive.How can i do it.
What are the different clients of powercenter?
in mapping i have one source and five targets in that data will be loaded into four targets properily in one target the data is not loaded how will u rectify
how can we load first and last record from a flat file source to target?
7 Answers Infosys, ITC Infotech,
What are mapplets?
What are the challenges you have faced in your Project (DWH- ETL)? Explain with example?
How to load relational source into file target?
Diffrence between static and dynamic cache
How is Source Side push down optimization different to just providing a SQL override in Source qualifier transformation.
we have 6 records in source , i need 2nd record in one target and 5th record in one target or 2nd & 5th record in same target.
Dovelopment work (mapings,workflows)and unit testing also done in informatica ,then wt we do ? pls give me detail?
Teradata 
