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Gorm sets foreign key constraints
two tables, one is category, and the other is product, defined as follows:
type Product struct {
ProductId uint32 `gorm:"primary_key;type:int(11) unsigned auto_increment;"`
Category Category `gorm:"ForeignKey:CateIDRef;"` ...
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What does it mean not to use foreign keys in Internet development?
it is said that Internet developers try to not to use foreign keys , so what does the here mean by not using foreign keys ? 1. The meaning here is clear: No foreign key constraints . For example, when deleting data in one table, if you want to casc...
MySQL Query : SELECT * FROM `codeshelper`.`v9_news` WHERE status=99 AND catid='6' ORDER BY rand() LIMIT 5
MySQL Error : Disk full (/tmp/#sql-temptable-64f5-1b3a212-2c1df.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
MySQL Errno : 1021
Message : Disk full (/tmp/#sql-temptable-64f5-1b3a212-2c1df.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
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