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[![dump-genenetwork-database-tests CI
badge](https://ci.genenetwork.org/badge/dump-genenetwork-database-tests.svg)](https://ci.genenetwork.org/jobs/dump-genenetwork-database-tests)
[![dump-genenetwork-database CI
badge](https://ci.genenetwork.org/badge/dump-genenetwork-database.svg)](https://ci.genenetwork.org/jobs/dump-genenetwork-database)

This repository contains code to dump the metadata in the GeneNetwork relational database to RDF. It requires a connection to a SQL server.

# Using

Drop into a development environment with

``` shell
$ guix shell -m manifest.scm
```

If the path is not picked up add

```
export PATH=$GUIX_ENVIRONMENT/bin:$PATH
```

Build the sources.

``` shell
$ make
```

or for a container

```shell
mkdir test
guix shell -C --network --share=/run/mysqld/ --manifest=manifest.scm
export GUILE_LOAD_PATH=.:$GUILE_LOAD_PATH
guile json-dump.scm conn.scm test/
```


## Set up connection parameters

Describe the database connection parameters in a file *conn.scm* file as
shown below. Take care to replace the placeholders within angle brackets
with the appropriate values.

``` scheme
((generif-data-file . "/path/to/generifs_basic.gz")
 (sql-username . "<sql-username-here>")
 (sql-password . "<sql-password-here>")
 (sql-database . "<sql-database-name-here>")
 (sql-host . "<sql-hostname-here>")
 (sql-port . <sql-port-here>)
 (virtuoso-port . <virtuoso-port-here>)
 (virtuoso-username . "<virtuoso-username-here>")
 (virtuoso-password . "<virtuoso-password-here>")
 (sparql-scheme . <sparql-endpoint-scheme-here>)
 (sparql-host . "<sparql-endpoint-hostname-here>")
 (sparql-port . <sparql-endpoint-port-here>))
```

Download the GeneRIF data file from
https://ftp.ncbi.nih.gov/gene/GeneRIF/generifs_basic.gz and specify
its path in the `generif-data-file` parameter.

Here's a sample *conn.scm*.
``` scheme
((generif-data-file . "/home/gn/generifs_basic.gz")
 (sql-username . "webqtlout")
 (sql-password . "my-secret-password")
 (sql-database . "db_webqtl")
 (sql-host . "localhost")
 (sql-port . 3306)
 (virtuoso-port . 9081)
 (virtuoso-username . "dba")
 (virtuoso-password . "my-secret-virtuoso-password")
 (sparql-scheme . http)
 (sparql-host . "localhost")
 (sparql-port . 9082))
```

## Dump the database

Then, to dump the database to \~/data/dump, run inside shell

```sh
./pre-inst-env ./examples/dump-species-metadata.scm ../conn.scm ~/tmp
```

``` shell
$ guix shell -m manifest.scm -- ./pre-inst-env ./examples/dump-dataset-metadata.scm ../conn.scm ~/tmp
```

## Validate and load dump

Then, validate the dumped RDF using `rapper` and load it into
virtuoso. This will load the dumped RDF into the
`http://genenetwork.org` graph, and will delete all pre-existing data
in that graph (FIXME)

``` shell
$ guix shell -m manifest.scm -- rapper --input turtle --count ~/data/dump/dump.ttl
$ guix shell -m manifest.scm -- ./pre-inst-env ./load-rdf.scm conn.scm ~/data/dump/dump.ttl
```


## Upload data to virtuoso

See https://issues.genenetwork.org/topics/systems/virtuoso

## Visualize schema

Now, you may query virtuoso to visualize the SQL and RDF schema.

``` shell
$ guix shell -m manifest.scm -- ./pre-inst-env ./visualize-schema.scm conn.scm
```

This will output graphviz dot files `sql.dot` and `rdf.dot` describing
the schema. Render them into SVG images like so.

``` shell
$ dot -Tsvg -osql.svg sql.dot
$ dot -Tsvg -ordf.svg rdf.dot
```

Or, peruse them interactively with `xdot`.

``` shell
$ xdot sql.dot
$ xdot rdf.dot
```

The
[dump-genenetwork-database](https://ci.genenetwork.org/jobs/dump-genenetwork-database)
continuous integration job runs these steps on every commit and
publishes its version of
[sql.svg](https://ci.genenetwork.org/archive/dump-genenetwork-database/latest/sql.svg)
and
[rdf.svg](https://ci.genenetwork.org/archive/dump-genenetwork-database/latest/rdf.svg).

# LICENSE

AGPLv3. See LICENSE.txt

# Contributing

The main code tree is hosted at https://git.genenetwork.org/.

```sh
git remote add gn git.genenetwork.org:/home/git/public/gn-transform-databases
```

See bugs and tasks in BUGS.org.