Initial commit with basic DB layout

migrations/00000000000000_diesel_initial_setup/down.sql

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+-- This file was automatically created by Diesel to setup helper functions
+-- and other internal bookkeeping. This file is safe to edit, any future
+-- changes will be added to existing projects as new migrations.
+
+DROP FUNCTION IF EXISTS diesel_manage_updated_at(_tbl regclass);
+DROP FUNCTION IF EXISTS diesel_set_updated_at();

migrations/00000000000000_diesel_initial_setup/up.sql

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+-- This file was automatically created by Diesel to setup helper functions
+-- and other internal bookkeeping. This file is safe to edit, any future
+-- changes will be added to existing projects as new migrations.
+
+
+
+
+-- Sets up a trigger for the given table to automatically set a column called
+-- `updated_at` whenever the row is modified (unless `updated_at` was included
+-- in the modified columns)
+--
+-- # Example
+--
+-- ```sql
+-- CREATE TABLE users (id SERIAL PRIMARY KEY, updated_at TIMESTAMP NOT NULL DEFAULT NOW());
+--
+-- SELECT diesel_manage_updated_at('users');
+-- ```
+CREATE OR REPLACE FUNCTION diesel_manage_updated_at(_tbl regclass) RETURNS VOID AS $$
+BEGIN
+    EXECUTE format('CREATE TRIGGER set_updated_at BEFORE UPDATE ON %s
+                    FOR EACH ROW EXECUTE PROCEDURE diesel_set_updated_at()', _tbl);
+END;
+$$ LANGUAGE plpgsql;
+
+CREATE OR REPLACE FUNCTION diesel_set_updated_at() RETURNS trigger AS $$
+BEGIN
+    IF (
+        NEW IS DISTINCT FROM OLD AND
+        NEW.updated_at IS NOT DISTINCT FROM OLD.updated_at
+    ) THEN
+        NEW.updated_at := current_timestamp;
+    END IF;
+    RETURN NEW;
+END;
+$$ LANGUAGE plpgsql;

migrations/2023-01-03-134423_create_user/down.sql

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+-- This file should undo anything in `up.sql`
+DROP TABLE UserFollows;
+DROP TABLE Users;

migrations/2023-01-03-134423_create_user/up.sql

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+-- Your SQL goes here
+
+CREATE TABLE Users (
+  id VARCHAR(31) PRIMARY KEY, -- Appwrite User ID
+  username VARCHAR(64) NOT NULL
+);
+
+CREATE TABLE UserFollows (
+  id SERIAL PRIMARY KEY,
+  follower VARCHAR(31)
+    REFERENCES Users(id)
+    ON UPDATE CASCADE
+    ON DELETE CASCADE
+    NOT NULL,
+  following VARCHAR(31)
+    REFERENCES Users(id)
+    ON UPDATE CASCADE
+    ON DELETE CASCADE
+    NOT NULL
+);

migrations/2023-01-03-134426_create_language/down.sql

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+-- This file should undo anything in `up.sql`
+DROP TABLE LangAndAgents;
+DROP TABLE Languages;
+DROP TYPE Release;
+DROP TYPE DictGenre;
+DROP TYPE AgentLanguageRelation;

migrations/2023-01-03-134426_create_language/up.sql

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+-- Your SQL goes here
+CREATE TYPE Release as ENUM ('PUBLIC', 'NONCOMMERCIAL', 'RESEARCH', 'PRIVATE');
+CREATE TYPE DictGenre as ENUM ('gen', 'lrn', 'ety', 'spe', 'his', 'ort', 'trm');
+CREATE TYPE AgentLanguageRelation as ENUM ('publisher', 'author');
+
+CREATE TABLE Languages (
+  name VARCHAR(255) PRIMARY KEY,
+  native VARCHAR(255),
+  relese Release NOT NULL,
+  targetLanguage TEXT[] NOT NULL,
+  genre DictGenre[] NOT NULL,
+  abstract TEXT,
+  created TIMESTAMP WITH TIME ZONE DEFAULT CURRENT_TIMESTAMP,
+  description TEXT,
+  rights TEXT,
+  license TEXT,
+  owner VARCHAR(31)
+    REFERENCES Users(id)
+    ON UPDATE CASCADE
+    ON DELETE CASCADE
+    NOT NULL
+);
+
+CREATE TABLE LangAndAgents (
+  id SERIAL PRIMARY KEY,
+  agent VARCHAR(31)
+    REFERENCES Users(id)
+    ON UPDATE CASCADE
+    ON DELETE CASCADE
+    NOT NULL,
+  language VARCHAR(255)
+    REFERENCES Languages(name)
+    ON UPDATE CASCADE
+    ON DELETE CASCADE
+    NOT NULL,
+  relationship AgentLanguageRelation NOT NULL
+);

migrations/2023-01-03-134434_create_word/down.sql

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+-- This file should undo anything in `up.sql`

migrations/2023-01-03-134434_create_word/up.sql

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+-- Your SQL goes here
+CREATE TYPE PartOfSpeech as ENUM ('ADJ', 'ADP', 'ADV', 'AUX', 'CCONJ', 'DET', 'INTJ', 'NOUN', 'NUM', 'PART', 'PRON', 'PROPN', 'PUNCT', 'SCONJ', 'SYM', 'VERB', 'X');
+CREATE TYPE WordRelationship as ENUM('def', 'related');
+
+CREATE TABLE Words (
+  norm VARCHAR(255) PRIMARY KEY, -- normalized word
+  native VARCHAR(255),
+  lemma VARCHAR(255)
+    REFERENCES Words(norm)
+    ON UPDATE CASCADE
+    ON DELETE SET NULL,
+  language VARCHAR(255)
+    REFERENCES Languages(name)
+    ON UPDATE CASCADE
+    ON DELETE CASCADE
+    NOT NULL,
+  partofspeech PartOfSpeech NOT NULL,
+  audio VARCHAR(511),
+  video VARCHAR(511),
+  image VARCHAR(511),
+  description TEXT, -- Markdown
+  etymology TEXT, -- Markdown
+  lusage TEXT, -- Markdown
+  morphology TEXT -- Markdown
+);
+
+CREATE TABLE WordRelation (
+  id SERIAL PRIMARY KEY,
+  wordsource VARCHAR(255)
+    REFERENCES Words(norm)
+    ON UPDATE CASCADE
+    ON DELETE CASCADE
+    NOT NULL,
+  wordtarget VARCHAR(255)
+    REFERENCES Words(norm)
+    ON UPDATE CASCADE
+    ON DELETE CASCADE
+    NOT NULL,
+  relationship WordRelationship NOT NULL
+);