o
    [h                     @   s8   d dl mZ d dlmZ d dlmZ G dd deZdS )    )checks)BaseDatabaseValidation)get_docs_versionc                       s,   e Zd Z fddZdd Zdd Z  ZS )DatabaseValidationc                    s,   t  jdi |}|| jdi | |S )N )supercheckextend_check_sql_mode)selfkwargsZissues	__class__r   /home/ubuntu/experiments/live_experiments/Pythonexperiments/Otree/venv/lib/python3.10/site-packages/django/db/backends/mysql/validation.pyr      s   zDatabaseValidation.checkc                 K   sL   | j jddh@ s$tjd| j j| j jf d| j j| j jt f fddgS g S )NZSTRICT_TRANS_TABLESZSTRICT_ALL_TABLESz6%s Strict Mode is not set for database connection '%s'z%s's Strict Mode fixes many data integrity problems in %s, such as data truncation upon insertion, by escalating warnings into errors. It is strongly recommended you activate it. See: https://docs.djangoproject.com/en/%s/ref/databases/#mysql-sql-modez
mysql.W002)hintid)
connectionZsql_moder   Warningdisplay_namealiasr   )r   r   r   r   r   r
      s"   z"DatabaseValidation._check_sql_modec                 C   s   g }| dr)|jr)|jdu st|jdkr)|tjd| jj |dt	  dd |j
rF| | jjv rF|tjd| jj|f d	|d
d |S )a  
        MySQL has the following field length restriction:
        No character (varchar) fields can have a length exceeding 255
        characters if they have a unique index on them.
        MySQL doesn't support a database index on some data types.
        ZvarcharN   z>%s may not allow unique CharFields to have a max_length > 255.zOSee: https://docs.djangoproject.com/en/%s/ref/databases/#mysql-character-fieldsz
mysql.W003)objr   r   z3%s does not support a database index on %s columns.zKAn index won't be created. Silence this warning if you don't care about it.zfields.W162)r   r   r   )
startswithunique
max_lengthintappendr   r   r   r   r   Zdb_indexlowerZ_limited_data_types)r   fieldZ
field_typeerrorsr   r   r   check_field_type&   s<   
z#DatabaseValidation.check_field_type)__name__
__module____qualname__r   r
   r    __classcell__r   r   r   r   r      s    r   N)Zdjango.corer   Z"django.db.backends.base.validationr   Zdjango.utils.versionr   r   r   r   r   r   <module>   s    