oracle query EXTERNAL LIBRARY list

* [ALL\_LIBRARIES](https://docs.oracle.com/en/database/oracle/oracle-database/19/refrn/ALL_LIBRARIES.html#GUID-81E1DAC0-3720-467B-9A67-742422E7D348)
* [USER\_LIBRARIES](https://docs.oracle.com/en/database/oracle/oracle-database/19/refrn/USER_LIBRARIES.html#GUID-D631BDBD-A8B8-4B17-814E-D2592BFF8E0E)
* [DBA\_LIBRARIES](https://docs.oracle.com/en/database/oracle/oracle-database/19/refrn/DBA_LIBRARIES.html#GUID-6ECF8CDA-E2B1-4420-A6F4-8001760B41B9)
* [reading files in a directory -- how to get a list of availab... - Ask TOM](https://asktom.oracle.com/ords/f?p=100:11:0::::P11_QUESTION_ID:439619916584)
* [External Procedures](https://docs.oracle.com/cd/A58617_01/server.804/a58236/10_procs.htm)
* [oracle二次开发调用外部C函数。\_oracle external function with context-CSDN博客](https://blog.csdn.net/lly276586465/article/details/78175636)
* [Developing Applications with Multiple Programming Languages](https://docs.oracle.com/en/database/oracle////oracle-database/19/adfns/external-procedures.html#GUID-87C6DA57-0186-4EF2-A5DA-6209D5469FBA)