java - What happens if the length attribute is not specified on the @Column annontation for a String -

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What if I do not specify length attribute for the following comment? Notice that the field is string. 

  @column (name = "region", nullable = false) public string getRegion () {return region; }

If you do not specify the length attribute Hibernate takes the default length which is 255 if the type of attribute is string .

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