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Steps involved to use this feature are mentioned in this section.

Database	Number of Characters of Table/Column Name
Oracle	Greater than 30
MySQL	Greater than 40
Microsoft SQL Server	Greater than 50

Process to Rename

First, go to Profile Section to select the required profile.
Next, go to Salesforce & MS CRM Sync Object Details tab, Table & columns with longer names will be highlighted to suggest rename.
In this screen capture, there is a Salesforce & MS CRM object with the longer name. This object name is highlighted with the suggestion to rename. Once this object is selected for replication, Rename Table field is available, in which new name must be entered & the changes must be saved.
In this screen capture, there are Salesforce & MS CRM fields with the longer name. Rename as Field(s) is available to rename.
After successful replication run, the new name for table & column will reflect in database as shown below.

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