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103 lines
4.1 KiB
SQL
103 lines
4.1 KiB
SQL
-- Knowledge Platform schema migration
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-- Migration id: 0027_upload_sessions
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-- Dialect: tidb
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-- Object bytes never pass through this table; presigned URLs and bearer tokens are never stored.
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CREATE TABLE IF NOT EXISTS `upload_sessions` (
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`id` CHAR(36) PRIMARY KEY NOT NULL,
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`tenant_id` VARCHAR(255) NOT NULL,
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`knowledge_space_id` CHAR(36) NOT NULL,
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`grant_id` CHAR(36) NOT NULL,
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`completion_grant_id` CHAR(36),
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`idempotency_key` VARCHAR(255) NOT NULL,
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`object_key` VARCHAR(1024) NOT NULL,
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`file_name` VARCHAR(512) NOT NULL,
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`content_type` VARCHAR(255) NOT NULL,
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`checksum_sha256_base64` VARCHAR(255) NOT NULL,
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`expected_size_bytes` BIGINT NOT NULL,
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`reserved_bytes` BIGINT NOT NULL,
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`mode` VARCHAR(16) NOT NULL,
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`multipart_upload_id` VARCHAR(1024),
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`multipart_part_size_bytes` BIGINT,
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`multipart_part_count` INT,
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`status` VARCHAR(16) NOT NULL,
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`completion_parts` JSON NOT NULL,
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`document_asset_id` CHAR(36),
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`compilation_job_id` CHAR(36),
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`error_code` VARCHAR(64),
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`expires_at` BIGINT NOT NULL,
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`aborted_at` BIGINT,
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`completed_at` BIGINT,
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`row_version` INT NOT NULL,
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`created_at` BIGINT NOT NULL,
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`updated_at` BIGINT NOT NULL,
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CONSTRAINT `upload_sessions_state_ck` CHECK (
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`mode` IN ('single', 'multipart', 'small_fallback')
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AND `status` IN (
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'creating', 'ready', 'completing', 'completed',
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'aborting', 'aborted', 'expired', 'failed'
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)
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),
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CONSTRAINT `upload_sessions_bounds_ck` CHECK (
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`expected_size_bytes` >= 1
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AND `reserved_bytes` >= 0
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AND `reserved_bytes` <= `expected_size_bytes`
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AND `row_version` >= 1
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AND `expires_at` > `created_at`
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),
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CONSTRAINT `upload_sessions_multipart_ck` CHECK (
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(`mode` = 'multipart'
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AND `multipart_part_size_bytes` IS NOT NULL
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AND `multipart_part_count` IS NOT NULL
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AND `multipart_part_size_bytes` >= 5242880
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AND `multipart_part_count` BETWEEN 1 AND 10000)
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OR
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(`mode` <> 'multipart'
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AND `multipart_upload_id` IS NULL
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AND `multipart_part_size_bytes` IS NULL
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AND `multipart_part_count` IS NULL)
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),
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CONSTRAINT `upload_sessions_terminal_ck` CHECK (
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((`status` = 'completed'
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AND `completed_at` IS NOT NULL
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AND `document_asset_id` IS NOT NULL
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AND `compilation_job_id` IS NOT NULL
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AND `reserved_bytes` = 0)
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OR (`status` <> 'completed'
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AND `completed_at` IS NULL
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AND `document_asset_id` IS NULL
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AND `compilation_job_id` IS NULL))
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AND ((`status` = 'aborted' AND `aborted_at` IS NOT NULL AND `reserved_bytes` = 0)
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OR (`status` <> 'aborted' AND `aborted_at` IS NULL))
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AND (`status` NOT IN ('expired', 'failed') OR `reserved_bytes` = 0)
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),
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CONSTRAINT `upload_sessions_completion_grant_ck` CHECK (
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((`status` IN ('completing', 'completed') AND `completion_grant_id` IS NOT NULL)
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OR (`status` NOT IN ('completing', 'completed') AND `completion_grant_id` IS NULL))
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),
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CONSTRAINT `upload_sessions_completion_parts_ck` CHECK (
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JSON_TYPE(`completion_parts`) = 'ARRAY'
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),
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FOREIGN KEY (`tenant_id`, `knowledge_space_id`)
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REFERENCES `knowledge_spaces` (`tenant_id`, `id`) ON DELETE CASCADE,
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FOREIGN KEY (`tenant_id`, `knowledge_space_id`, `grant_id`)
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REFERENCES `capability_grants` (`tenant_id`, `knowledge_space_id`, `grant_id`),
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FOREIGN KEY (`tenant_id`, `knowledge_space_id`, `completion_grant_id`)
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REFERENCES `capability_grants` (`tenant_id`, `knowledge_space_id`, `grant_id`)
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);
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CREATE UNIQUE INDEX IF NOT EXISTS `upload_sessions_scope_idempotency_uq`
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ON `upload_sessions` (`tenant_id`, `knowledge_space_id`, `idempotency_key`);
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CREATE UNIQUE INDEX IF NOT EXISTS `upload_sessions_object_key_uq`
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ON `upload_sessions` (`object_key`);
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CREATE INDEX IF NOT EXISTS `upload_sessions_expiry_idx`
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ON `upload_sessions` (`tenant_id`, `status`, `expires_at`, `id`);
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CREATE INDEX IF NOT EXISTS `upload_sessions_grant_status_idx`
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ON `upload_sessions` (
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`tenant_id`, `knowledge_space_id`, `grant_id`, `status`, `id`
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);
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CREATE INDEX IF NOT EXISTS `upload_sessions_completion_grant_status_idx`
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ON `upload_sessions` (
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`tenant_id`, `knowledge_space_id`, `completion_grant_id`, `status`, `id`
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);
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