2024-10-20 10:45:48 +00:00
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-- Enable foreign key support
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PRAGMA foreign_keys = ON;
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2024-10-20 12:51:30 +00:00
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PRAGMA journal_mode = WAL;
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PRAGMA cache_size = -2000;
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PRAGMA mmap_size = 30000000000;
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2024-10-20 10:45:48 +00:00
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-- Words table
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CREATE TABLE words (
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id INTEGER PRIMARY KEY AUTOINCREMENT,
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spelling TEXT NOT NULL,
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ipa TEXT NOT NULL,
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language_id INTEGER NOT NULL,
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frequency INTEGER,
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2024-10-20 10:45:48 +00:00
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FOREIGN KEY (language_id) REFERENCES languages(id)
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);
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2024-10-20 12:51:30 +00:00
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CREATE INDEX idx_words_spelling ON words(spelling);
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CREATE INDEX idx_words_language_id ON words(language_id);
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2024-10-20 10:45:48 +00:00
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-- Languages table
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CREATE TABLE languages (
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id INTEGER PRIMARY KEY AUTOINCREMENT,
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name TEXT NOT NULL
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);
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-- Parts of Speech table
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CREATE TABLE parts_of_speech (
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id INTEGER PRIMARY KEY AUTOINCREMENT,
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name TEXT NOT NULL
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);
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-- Categories table (for noun and verb categories)
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CREATE TABLE categories (
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id INTEGER PRIMARY KEY AUTOINCREMENT,
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name TEXT NOT NULL,
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part_of_speech_id INTEGER NOT NULL,
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FOREIGN KEY (part_of_speech_id) REFERENCES parts_of_speech(id)
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);
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2024-10-20 12:51:30 +00:00
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CREATE INDEX idx_categories_name ON categories(name);
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CREATE INDEX idx_categories_part_of_speech_id ON categories(part_of_speech_id);
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2024-10-20 10:45:48 +00:00
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-- Word Categories junction table
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CREATE TABLE word_categories (
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word_id INTEGER NOT NULL,
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category_id INTEGER NOT NULL,
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PRIMARY KEY (word_id, category_id),
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FOREIGN KEY (word_id) REFERENCES words(id),
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FOREIGN KEY (category_id) REFERENCES categories(id)
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);
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CREATE INDEX idx_word_categories_category_id ON word_categories(category_id);
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2024-10-20 10:45:48 +00:00
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-- Example data insertion
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INSERT INTO languages (name) VALUES ('en-us');
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INSERT INTO languages (name) VALUES ('th');
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INSERT INTO languages (name) VALUES ('zh-cn');
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INSERT INTO languages (name) VALUES ('zh-hk');
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INSERT INTO languages (name) VALUES ('ja-jp');
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INSERT INTO parts_of_speech (name) VALUES ('noun'), ('verb'), ('adjective'), ('adverb'), ('pronoun'), ('adposition'), ('conjunction');
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INSERT INTO categories (name, part_of_speech_id) VALUES
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('countable', 1),
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('uncountable', 1),
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('animate', 1),
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('inanimate', 1),
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('spatial', 1),
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('temporal', 1),
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('transitive', 2),
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('intransitive', 2),
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('action', 2),
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('mental', 2),
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('auxiliar', 2),
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('preposition', 6),
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('postposition', 6),
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('circumposition', 6);
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-- Example word insertion
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INSERT INTO words (spelling, ipa, language_id) VALUES ('book', 'bʊk', 1);
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-- Categorize 'book' as a countable, inanimate noun
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INSERT INTO word_categories (word_id, category_id)
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SELECT
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(SELECT id FROM words WHERE spelling = 'book'),
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id
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FROM categories
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WHERE name IN ('countable', 'inanimate');
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-- Example verb insertion
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INSERT INTO words (spelling, ipa, language_id) VALUES ('think','θɪŋk', 1);
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-- Categorize 'think' as an intransitive, mental verb
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INSERT INTO word_categories (word_id, category_id)
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SELECT
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(SELECT id FROM words WHERE spelling = 'think'),
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id
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FROM categories
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WHERE name IN ('intransitive', 'mental');
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-- multi word stuff
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CREATE TABLE idioms(
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id INTEGER PRIMARY KEY AUTOINCREMENT,
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text TEXT NOT NULL,
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language_id INTEGER NOT NULL,
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frequency INTEGER,
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FOREIGN KEY (language_id) REFERENCES languages(id)
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);
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CREATE TABLE idioms_words(
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idiom_id INTEGER NOT NULL,
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word_id INTEGER NOT NULL,
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PRIMARY KEY (idiom_id, word_id),
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FOREIGN KEY (word_id) REFERENCES words(id),
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FOREIGN KEY (idiom_id) REFERENCES idioms(id)
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);
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-- phrasal verbs, other sui generis stuff
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CREATE TABLE expressions(
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id INTEGER PRIMARY KEY AUTOINCREMENT,
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text TEXT NOT NULL,
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type TEXT NOT NULL, -- phrasal-verb, result-complement etc.
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language_id INTEGER NOT NULL,
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FOREIGN KEY (language_id) REFERENCES languages(id)
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);
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CREATE TABLE expression_words(
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expression_id INTEGER NOT NULL,
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word_id INTEGER NOT NULL,
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PRIMARY KEY (expression_id, word_id),
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FOREIGN KEY (expression_id) REFERENCES expressions(id),
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FOREIGN KEY (word_id) REFERENCES words(id)
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);
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-- Progress
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CREATE TABLE users(
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id INTEGER PRIMARY KEY AUTOINCREMENT,
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name TEXT NOT NULL,
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creds TEXT NOT NULL
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);
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CREATE TABLE attempts(
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id INTEGER PRIMARY KEY AUTOINCREMENT,
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user_id INTEGER NOT NULL,
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timestamp INTEGER NOT NULL,
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resource_id INTEGER NOT NULL,
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resources_type TEXT NOT NULL, -- name of the table, words, expressions, lessons etc.
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good INTEGER NOT NULL, -- 0 or 1
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FOREIGN KEY (user_id) REFERENCES users(id)
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);
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-- Index to query attempts on a specific resource
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CREATE INDEX idx_attempts_resource ON attempts(resource_id, resources_type);
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-- Index to query attempts for a specific user
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CREATE INDEX idx_attempts_user ON attempts(user_id);
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-- (Optional) Index to query attempts by user and resource (useful if you often query by both)
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CREATE INDEX idx_attempts_user_resource ON attempts(user_id, resource_id, resources_type);
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-- Lessons
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CREATE TABLE lessons(
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id INTEGER PRIMARY KEY AUTOINCREMENT,
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text TEXT NOT NULL
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);
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CREATE TABLE lessons_resources(
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resource_id INTEGER NOT NULL,
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resources_type TEXT NOT NULL, -- name of the table, words, expressions etc.
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lesson_id INTEGER NOT NULL,
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FOREIGN KEY (lesson_id) REFERENCES lessons(id)
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);
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