trains

Description

train data

Table Definition

```sql CREATE TABLE `trains` ( `id` bigint unsigned NOT NULL AUTO_INCREMENT COMMENT 'counter to identify each record', `train_line_id` bigint unsigned NOT NULL COMMENT 'target line id', `train_number` varchar(64) NOT NULL COMMENT 'train number (e.g. 9091G)', PRIMARY KEY (`id`), KEY `train_line_id` (`train_line_id`), CONSTRAINT `trains_ibfk_1` FOREIGN KEY (`train_line_id`) REFERENCES `train_lines` (`id`) ON DELETE CASCADE ) ENGINE=InnoDB AUTO_INCREMENT=[Redacted by tbls] DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_0900_ai_ci COMMENT='train data' ```

Columns

#	Name	Type	Default	Nullable	Extra Definition	Children	Parents	Comment
1	id	bigint unsigned		false	auto_increment	sta_time train_opts		counter to identify each record
2	train_line_id	bigint unsigned		false			train_lines	target line id
3	train_number	varchar(64)		false				train number (e.g. 9091G)

Constraints

#	Name	Type	Definition
1	PRIMARY	PRIMARY KEY	PRIMARY KEY (id)
2	trains_ibfk_1	FOREIGN KEY	FOREIGN KEY (train_line_id) REFERENCES train_lines (id)

Indexes

#	Name	Definition
1	train_line_id	KEY train_line_id (train_line_id) USING BTREE
2	PRIMARY	PRIMARY KEY (id) USING BTREE

Relations

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Generated by tbls