72 lines
2.9 KiB
SQL
72 lines
2.9 KiB
SQL
CREATE TABLE teachers (
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id VARCHAR(64) PRIMARY KEY DEFAULT uuid_generate_v4(),
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user_id VARCHAR(64) REFERENCES users(id) ON DELETE CASCADE,
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introductory_video VARCHAR(1024) NULL,
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years_teaching SMALLINT NOT NULL DEFAULT 0,
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years_playing SMALLINT NOT NULL DEFAULT 0,
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teaches_age_lower SMALLINT NOT NULL DEFAULT 0,
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teaches_age_upper SMALLINT NOT NULL DEFAULT 0,
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teaches_beginner BOOLEAN NOT NULL DEFAULT FALSE,
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teaches_intermediate BOOLEAN NOT NULL DEFAULT FALSE,
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teaches_advanced BOOLEAN NOT NULL DEFAULT FALSE,
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website VARCHAR(1024) NULL,
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biography VARCHAR(4096) NULL,
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prices_per_lesson BOOLEAN NOT NULL DEFAULT FALSE,
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prices_per_month BOOLEAN NOT NULL DEFAULT FALSE,
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lesson_duration_30 BOOLEAN NOT NULL DEFAULT FALSE,
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lesson_duration_45 BOOLEAN NOT NULL DEFAULT FALSE,
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lesson_duration_60 BOOLEAN NOT NULL DEFAULT FALSE,
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lesson_duration_90 BOOLEAN NOT NULL DEFAULT FALSE,
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lesson_duration_120 BOOLEAN NOT NULL DEFAULT FALSE,
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price_per_lesson_cents INT NULL,
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price_per_month_cents INT NULL,
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price_duration_30_cents INT NULL,
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price_duration_45_cents INT NULL,
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price_duration_60_cents INT NULL,
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price_duration_90_cents INT NULL,
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price_duration_120_cents INT NULL,
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created_at TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP,
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updated_at TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP
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);
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CREATE TABLE subjects(
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id VARCHAR(64) PRIMARY KEY DEFAULT uuid_generate_v4(),
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description VARCHAR(1024) NULL
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);
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CREATE TABLE languages(
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id VARCHAR(64) PRIMARY KEY DEFAULT uuid_generate_v4(),
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description VARCHAR(1024) NULL
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);
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-- Has many:
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CREATE TABLE teacher_experiences(
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id VARCHAR(64) PRIMARY KEY DEFAULT uuid_generate_v4(),
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teacher_id VARCHAR(64) REFERENCES teachers(id) ON DELETE CASCADE,
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-- experience type: teaching, education, award:
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experience_type VARCHAR(32) NOT NULL,
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name VARCHAR(200) NOT NULL,
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organization VARCHAR(200) NOT NULL,
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start_year SMALLINT NOT NULL DEFAULT 0,
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end_year SMALLINT NOT NULL DEFAULT 0
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);
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-- Has many/through tables:
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CREATE TABLE teachers_genres(
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teacher_id VARCHAR(64) REFERENCES teachers(id) ON DELETE CASCADE,
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genre_id VARCHAR(64) REFERENCES genres(id) ON DELETE CASCADE
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);
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CREATE TABLE teachers_instruments(
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teacher_id VARCHAR(64) REFERENCES teachers(id) ON DELETE CASCADE,
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instrument_id VARCHAR(64) REFERENCES instruments(id) ON DELETE CASCADE
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);
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CREATE TABLE teachers_subjects(
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teacher_id VARCHAR(64) REFERENCES teachers(id) ON DELETE CASCADE,
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subject_id VARCHAR(64) REFERENCES subjects(id) ON DELETE CASCADE
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);
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CREATE TABLE teachers_languages(
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teacher_id VARCHAR(64) REFERENCES teachers(id) ON DELETE CASCADE,
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language_id VARCHAR(64) REFERENCES languages(id) ON DELETE CASCADE
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);
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