# LTDB

**URL:** https://delphinqa.ling.washington.edu/c/ltdb/30.md

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## [About the LTDB category](https://delphinqa.ling.washington.edu/t/about-the-ltdb-category/944)

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**Author:** [@olzama](https://delphinqa.ling.washington.edu/u/olzama)\
**Replies:** 0

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## [LTDB requirements and virtualenv](https://delphinqa.ling.washington.edu/t/ltdb-requirements-and-virtualenv/988)

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**Author:** [@olzama](https://delphinqa.ling.washington.edu/u/olzama)\
**Replies:** 2\
**Last updated:** [November 10, 2023, 3:58pm UTC](https://delphinqa.ling.washington.edu/t/ltdb-requirements-and-virtualenv/988 "2023-11-10T15:58:50Z")

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This is probably a bash/virtualenv question, not really an LTDB question, my apologies… I am a bit confused about how I am supposed to set up and use virtual environments for LTDB. It comes with a requirements.txt, and…

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## [MRS, DMRS not displayed in LTDB](https://delphinqa.ling.washington.edu/t/mrs-dmrs-not-displayed-in-ltdb/986)

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**Author:** [@olzama](https://delphinqa.ling.washington.edu/u/olzama)\
**Replies:** 5\
**Last updated:** [November 9, 2023, 10:39pm UTC](https://delphinqa.ling.washington.edu/t/mrs-dmrs-not-displayed-in-ltdb/986 "2023-11-09T22:39:24Z")

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What could be the reason for this (the empty perimeter is supposed to be the MRS): Trees get displayed fine, but not the other representations.

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## [Lexical types not visible?](https://delphinqa.ling.washington.edu/t/lexical-types-not-visible/947)

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**Author:** [@olzama](https://delphinqa.ling.washington.edu/u/olzama)\
**Replies:** 4\
**Last updated:** [August 11, 2023, 6:01am UTC](https://delphinqa.ling.washington.edu/t/lexical-types-not-visible/947 "2023-08-11T06:01:11Z")

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I have lexical rules and syntactic rules browsable in LTDB but lexical types are not visible; is that what’s expected or am I missing something in my setup?

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## [Setting up LTDB: not seeing different databases in the browser](https://delphinqa.ling.washington.edu/t/setting-up-ltdb-not-seeing-different-databases-in-the-browser/945)

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**Author:** [@olzama](https://delphinqa.ling.washington.edu/u/olzama)\
**Replies:** 5\
**Last updated:** [August 11, 2023, 6:00am UTC](https://delphinqa.ling.washington.edu/t/setting-up-ltdb-not-seeing-different-databases-in-the-browser/945 "2023-08-11T06:00:44Z")

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I ran the deploy.sh script (after downgrading flask to 1.4.1, since otherwise the script reported incompatibilities), and also ran the grm2db python script and created a database. In the video from the summit discussion,…