Add SQLS

[baron42bba]

Lookups for functions, schemas and tables for editors like Emacs and VSCode or IDEs like Eclipse.

Signed-off-by: Andreas Gerler baron@bundesbrandschatzamt.de

If you want to add your project to awesome-vertica list, please fill in the below placeholders:

(https://github.com/lighttiger2505/sqls)

SQLS is a language server for the Language Server Protocol and helps with coding for Vertica.

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