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32 lines
979 B
32 lines
979 B
UP_SQL = """
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CREATE TABLE afe_shards (
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id INT NOT NULL AUTO_INCREMENT PRIMARY KEY
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) ENGINE=innodb;
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ALTER TABLE afe_jobs ADD COLUMN shard_id INT NULL;
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ALTER TABLE afe_jobs ADD CONSTRAINT jobs_to_shard_ibfk
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FOREIGN KEY (shard_id) REFERENCES afe_shards(id);
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CREATE TABLE afe_shards_labels (
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id INT NOT NULL AUTO_INCREMENT PRIMARY KEY,
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shard_id INT NOT NULL,
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label_id INT NOT NULL
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) ENGINE=InnoDB;
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ALTER TABLE `afe_shards_labels` ADD CONSTRAINT shard_shard_id_fk
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FOREIGN KEY (`shard_id`) REFERENCES `afe_shards` (`id`);
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ALTER TABLE `afe_shards_labels` ADD CONSTRAINT shard_label_id_fk
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FOREIGN KEY (`label_id`) REFERENCES `afe_labels` (`id`);
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"""
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DOWN_SQL = """
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ALTER TABLE afe_jobs DROP FOREIGN KEY jobs_to_shard_ibfk;
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ALTER TABLE afe_jobs DROP COLUMN shard_id;
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ALTER TABLE afe_shards_labels DROP FOREIGN KEY shard_label_id_fk;
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ALTER TABLE afe_shards_labels DROP FOREIGN KEY shard_shard_id_fk;
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DROP TABLE afe_shards_labels;
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DROP TABLE afe_shards;
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"""
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