Updating mysql tables from external file are my co workers dating


19-Apr-2020 12:04

In particular, the fields can be used as arguments for any SQL built-in function, PL/SQL function, or Java function.

Similarly, the Oracle database requires permission from the operating system to read and write files in the directories.An unload operation also creates a metadata stream that describes the contents of the data stream.The information in the metadata stream is required for loading the data stream.Prior to Oracle Database 10, external tables can also be written to.

Note that SQL*Loader may be the better choice in data loading situations that require additional indexing of the staging table.

In the context of external tables, loading data refers to the act of reading data from an external table and loading it into a table in the database.



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