136 lines
4.8 KiB
SQL
136 lines
4.8 KiB
SQL
-- noinspection SqlDialectInspectionForFile
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-- noinspection SqlNoDataSourceInspectionForFile
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-- noinspection SqlResolveForFile
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CREATE TABLE media_uploads (
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-- Not used for anything except replication.
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id BIGINT(20) NOT NULL AUTO_INCREMENT,
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-- Effective "primary key" (PUBLIC)
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-- This is so the in-progress results can be looked up by the UI.
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token VARCHAR(32) NOT NULL,
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-- Idempotency token from client
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-- This is so the frontend client doesn't submit duplicate jobs.
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uuid_idempotency_token VARCHAR(36) NOT NULL,
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-- ========== MEDIA DETAILS ==========
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-- Type of media:
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-- * 'audio' for wav, mp3, etc.
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-- * 'image' for png, jpg, etc.
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-- * 'video' for a variety of video types.
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media_type VARCHAR(16) NOT NULL,
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-- Where the media originated.
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-- * 'file' for user file uploads
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-- * 'device_api' for user device API sessions (eg. browser+microphone)
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-- * 'unknown' for unknown source
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media_source VARCHAR(16) NOT NULL,
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-- The original filename of the media
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maybe_original_filename VARCHAR(255) DEFAULT NULL,
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-- The original (non-transcoded or truncated) file size
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original_file_size_bytes INT(10) NOT NULL DEFAULT 0,
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-- The original (non-transcoded or truncated) duration in millis.
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original_duration_millis INT(10) NOT NULL DEFAULT 0,
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-- The original file's mime type.
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maybe_original_mime_type VARCHAR(32) DEFAULT NULL,
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-- Audio encoder details
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-- Only present if the file was audio or a video that had audio.
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maybe_original_audio_encoding VARCHAR(32) DEFAULT NULL,
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-- Video encoder details
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-- Only present if the file was a video.
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maybe_original_video_encoding VARCHAR(32) DEFAULT NULL,
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-- For videos, the original frame width.
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maybe_original_frame_width INT(5) DEFAULT NULL,
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-- For videos, the original frame height.
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maybe_original_frame_height INT(5) DEFAULT NULL,
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-- Checksum of the original media
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-- SHA1 hash [SHA2 = CHAR(64), SHA1 = CHAR(40), MD5 = CHAR(32)]
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-- checksum_sha1 CHAR(40) NOT NULL,
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-- Checksum of the original media
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-- SHA2 hash [SHA2 = CHAR(64), SHA1 = CHAR(40), MD5 = CHAR(32)]
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-- Note that SHA2 is a hash family (SHA-228, SHA-256, SHA-384, SHA-512, SHA-512/224, SHA-512/256, ...)
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-- and produces different lengths output depending on the choice of algorithm.
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checksum_sha2 CHAR(64) NOT NULL,
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-- ========== UPLOAD, TRANSCODING, AND TRUNCATION DETAILS ==========
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-- The hash for the bucket directory that contains the original upload
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-- as well as any transcodings, downsamplings, etc.
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public_bucket_directory_hash VARCHAR(32) NOT NULL,
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-- We'll likely transcode (and potentially truncate) most media given to us.
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-- This will store a json-encoded struct that details the changes.
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-- TEXT = 65,535 bytes (64 KiB), ~= 4 bytes per UTF-8 character, ~ 16383 characters.
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maybe_extra_file_modification_info TEXT DEFAULT NULL,
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-- ========== CREATOR DETAILS AND PREFERENCES ==========
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-- Foreign key to user
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maybe_creator_user_token VARCHAR(32) DEFAULT NULL,
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-- Based on a cookie sent by the frontend.
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-- We'll save this even if the user is logged in.
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maybe_creator_anonymous_visitor_token VARCHAR(32) DEFAULT NULL,
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-- For abuse tracking.
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-- Wide enough for IPv4/6
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creator_ip_address VARCHAR(40) NOT NULL,
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-- The creator can set a desired visibility for their data.
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-- This does not always apply to every upload type.
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-- Additionally, some upload types may require moderator approval prior
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-- to being publicly listed, and this field has no bearing on that.
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-- NB: DO NOT CHANGE THE ORDER OF THE ENUM VALUES DURING SCHEMA MIGRATIONS.
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creator_set_visibility ENUM(
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'public',
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'hidden',
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'private'
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) NOT NULL DEFAULT 'public',
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-- The synthetic id associated with this result.
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-- These ids are incremented on a per-user basis to help users
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-- sequence their own work. They serve no other purpose.
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maybe_creator_synthetic_id BIGINT(20) DEFAULT NULL,
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-- ========== MODERATION DETAILS ==========
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-- The last moderator that made changes last.
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-- We should also build an audit table to supersede this.
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maybe_mod_user_token VARCHAR(32) DEFAULT NULL,
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-- ========== TIMESTAMPS ==========
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created_at TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP,
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updated_at TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
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-- If this is removed by a mod or the creator.
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user_deleted_at TIMESTAMP NULL,
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mod_deleted_at TIMESTAMP NULL,
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-- INDICES --
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PRIMARY KEY (id),
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UNIQUE KEY (token),
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UNIQUE KEY (uuid_idempotency_token),
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KEY index_media_type (media_type),
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KEY index_checksum_sha2 (checksum_sha2),
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KEY fk_maybe_creator_user_token (maybe_creator_user_token),
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KEY fk_maybe_mod_user_token (maybe_mod_user_token),
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KEY index_creator_ip_address (creator_ip_address),
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KEY index_user_deleted_at (user_deleted_at),
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KEY index_mod_deleted_at (mod_deleted_at)
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) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_bin;
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