The above mentioned case in point maps the identify residence in A on the nameLength property in B by converting the string into the size working with a change perform. Notice: The example displays a transformation perform that is definitely only termed if A.name has a value. Should the home is null the mapping is skipped.
Notice: The replace operation supports two null-techniques and also the mapper really should specify the same tactic because the asserts! The transformation function in this example is checked from a null when guarantee() is invoked.
Remember that with the initial syntax, if you specify REMAP_TABLE=A.B:C, then Import assumes that A is often a schema identify, B is definitely the old desk identify, and C is the new table name. To utilize the primary syntax to rename a partition that may be being promoted to the nonpartitioned table, you must specify a schema identify.
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The operate receives the reference to your source item and returns a value employed for the spot field. This mapping is beneficial if you want total usage of the source object for your custom made mapping function.
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The remapping includes a money-back again ensure, which implies that if You aren't content with the assistance, we will reset your car or truck's techniques and supply a refund inside 30 times.
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The shorter mapping demonstrated underneath Prolonged story short reveals just a few mapping functions of ReMap. The following illustrations endeavor to protect up the basics of ReMap but also delivers code snippets which could help In the event your mapping gets a little more advanced.
Prior to now You may have use a established operation using a function to create all these objects to obtain this.
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The REMAP_TABLE parameter will not likely perform if the table staying remapped has named constraints in the identical schema and also the click here constraints have to be established when the table is designed.
In this instance the mapping is carried out from Record to Checklist but with replaceCollection you have only to define a mapping functionality with variety String -> Id.