feat: Change mysql database to postgres database

.gitignore

@@ -22,3 +22,6 @@ scripts/importer/downloaded_files
 postgres-data
 # local personal things
 personal
+# travis test remnants
+master-schema.sql
+settings.json.tmp

.travis.yml

@@ -10,3 +10,8 @@ install:
     - pip install coverage coveralls
 script:
     - test/travis_script.sh
+addons:
+  postgresql: "10"
+  apt:
+    packages:
+    - postgresql-client-10

backend/test.py

@@ -101,7 +101,7 @@ def tearDown(self):
         try:
             u = db.User.select(db.User).where(db.User.email==self.USER).get()
             try:
-                u.access.get().delete_instance()
+                u.dataset_access.get().delete_instance()
             except peewee.PeeweeException:
                 pass
             try:

settings_sample.json

@@ -5,11 +5,17 @@
     "googleSecret" : "a secret from google",
     "redirectUri" : "https://google oauth redirect uri",
 
-    "postgresHost": "postgres host",
-    "postgresPort": 5432,
-    "postgresUser": "postgres",
-    "postgresPass": "",
-    "postgresName": "",
+    "mysqlHost" : "127.0.0.1",
+    "mysqlPasswd" : "password",
+    "mysqlSchema" : "swefreq",
+    "mysqlUser" : "swefreq",
+    "mysqlPort" : 3306,
+
+    "postgresHost" : "postgres host",
+    "postgresPort" : 5432,
+    "postgresUser" : "postgres",
+    "postgresPass" : "",
+    "postgresName" : "",
 
     "mongoHost" : "mongodb host",
     "mongoPassword" : "password",

sql/data_schema.sql

@@ -5,6 +5,7 @@
 -- (reference-data, variants, and coverage) the goes into the Swefreq system. --
 --                                                                            --
 --------------------------------------------------------------------------------
+CREATE SCHEMA IF NOT EXISTS data;
 
 --------------------------------------------------------------------------------
 -- dbSNP tables.
@@ -22,20 +23,20 @@ CREATE TABLE IF NOT EXISTS data.dbsnp_versions (
 CREATE TABLE IF NOT EXISTS data.dbsnp (
     id integer PRIMARY KEY GENERATED BY DEFAULT AS IDENTITY,
     version_id integer REFERENCES data.dbsnp_versions,
-    rsid bigint UNIQUE,
+    rsid bigint,
     chrom varchar(10),
-    pos integer
+    pos integer,
+    UNIQUE(version_id, rsid)
 );
 
-CREATE INDEX IF NOT EXISTS rsid_index ON data.dbsnp USING hash (rsid);
-
 --------------------------------------------------------------------------------
 -- Reference Set tables
 --
 
 CREATE TABLE IF NOT EXISTS data.reference_sets (
     id integer PRIMARY KEY GENERATED BY DEFAULT AS IDENTITY,
     dbsnp_version integer REFERENCES data.dbsnp_versions,
+    reference_build varchar UNIQUE,  -- should be ^(GRCh[0-9]+([.]p[0-9]+)?)$
     reference_name varchar,
     ensembl_version varchar,
     gencode_version varchar,
@@ -49,14 +50,19 @@ CREATE TABLE IF NOT EXISTS data.genes (
     gene_id varchar(15),
     gene_name varchar,
     full_name varchar,
-    other_names varchar[],
     canonical_transcript varchar(15),
     chrom varchar(10),
     start_pos integer,
     end_pos integer,
     strand varchar
 );
 
+CREATE TABLE IF NOT EXISTS data.gene_other_names (
+    id integer PRIMARY KEY GENERATED BY DEFAULT AS IDENTITY,
+    gene integer REFERENCES data.genes,
+    name varchar
+);
+
 CREATE TABLE IF NOT EXISTS data.transcripts (
     id integer PRIMARY KEY GENERATED BY DEFAULT AS IDENTITY,
     transcript_id varchar(15),
@@ -111,6 +117,7 @@ CREATE TABLE IF NOT EXISTS data.datasets (
     full_name       varchar(100)            NOT NULL,
     browser_uri     varchar(200)            DEFAULT NULL,
     beacon_uri      varchar(200)            DEFAULT NULL,
+    beacon_description text                 DEFAULT NULL,
     avg_seq_depth   real                    DEFAULT NULL,
     seq_type        varchar(50)             DEFAULT NULL,
     seq_tech        varchar(50)             DEFAULT NULL,
@@ -143,7 +150,9 @@ CREATE TABLE IF NOT EXISTS data.dataset_versions (
     available_from      timestamp       DEFAULT current_timestamp,
     ref_doi             varchar(100)    DEFAULT NULL,
     data_contact_name   varchar(100)    DEFAULT NULL,
-    data_contact_link   varchar(100)    DEFAULT NULL
+    data_contact_link   varchar(100)    DEFAULT NULL,
+    num_variants        integer         DEFAULT NULL,
+    coverage_levels     integer[]       DEFAULT NULL
 );
 
 CREATE TABLE IF NOT EXISTS data.dataset_files (
@@ -161,14 +170,13 @@ CREATE TABLE IF NOT EXISTS data.dataset_files (
 CREATE TABLE IF NOT EXISTS data.variants (
     id integer PRIMARY KEY GENERATED BY DEFAULT AS IDENTITY,
     dataset_version integer REFERENCES data.dataset_versions,
+    variant_type varchar, -- variants go here `"enum": ["DEL", "INS", "DUP", "INV", "CNV", "SNP", "DUP:TANDEM", "DEL:ME", "INS:ME"]`
     rsid integer,
     chrom varchar(10),
     pos integer,
     ref varchar,
     alt varchar,
     site_quality real,
-    genes varchar[],
-    transcripts varchar[],
     orig_alt_alleles varchar[],
     hom_count integer,
     allele_freq real,
@@ -180,22 +188,26 @@ CREATE TABLE IF NOT EXISTS data.variants (
     vep_annotations jsonb
 );
 
+CREATE TABLE IF NOT EXISTS data.variant_genes (
+    id integer PRIMARY KEY GENERATED BY DEFAULT AS IDENTITY,
+    variant integer REFERENCES data.variants,
+    gene integer REFERENCES data.genes
+);
+
+CREATE TABLE IF NOT EXISTS data.variant_transcripts (
+    id integer PRIMARY KEY GENERATED BY DEFAULT AS IDENTITY,
+    variant integer REFERENCES data.variants,
+    transcript integer REFERENCES data.transcripts
+);
+
 CREATE TABLE IF NOT EXISTS data.coverage (
     id integer PRIMARY KEY GENERATED BY DEFAULT AS IDENTITY,
     dataset_version integer REFERENCES data.dataset_versions,
     chrom varchar(10),
     pos integer,
     mean real,
     median real,
-    cov1 real,
-    cov5 real,
-    cov10 real,
-    cov15 real,
-    cov20 real,
-    cov25 real,
-    cov30 real,
-    cov50 real,
-    cov100 real
+    coverage real[]
 );
 
 CREATE TABLE IF NOT EXISTS data.metrics (
@@ -205,3 +217,25 @@ CREATE TABLE IF NOT EXISTS data.metrics (
     mids integer[],
     hist integer
 );
+
+--------------------------------------------------------------------------------
+-- Data views
+--
+
+CREATE OR REPLACE VIEW data.dataset_version_current AS
+    SELECT * FROM data.dataset_versions
+     WHERE (dataset, id)
+        IN (SELECT dataset, MAX(id) FROM data.dataset_versions
+             WHERE available_from < now()
+             GROUP BY dataset);
+
+--------------------------------------------------------------------------------
+-- Indexes
+--
+
+CREATE INDEX variant_pos ON data.variants (pos);
+CREATE INDEX dbsnp_chrom_pos ON data.dbsnp (chrom, pos);
+CREATE INDEX coverage_pos_chrom ON data.coverage (chrom, pos);
+CREATE INDEX variants_rsid ON data.variants (rsid);
+CREATE INDEX variants_chrom_pos ON data.variants (chrom, pos);
+CREATE INDEX transcripts_transcript_id ON data.transcripts (transcript_id);