yes
On Mon, Jul 23, 2018 at 4:02 PM, Yingchen Zhang <cevin.che...@gmail.com> wrote:
> ok, tks.
>
> so I must re-edit the migrations file?
>
> 在 2018年7月24日星期二 UTC+8上午2:06:06，Mike Bayer写道：
>>
>> On Mon, Jul 23, 2018 at 1:57 PM, Yingchen Zhang <cevin....@gmail.com>
>> wrote:
>> > class User(db.Model):
>> > __tablename__ = 'users'
>> > id = db.Column(db.BigInteger, primary_key=True)
>> > name = db.Column(db.VARCHAR(50), nullable=False, unique=True)
>> > email = db.Column(db.VARCHAR(200), nullable=False)
>> >
>> > mobile = db.Column(db.VARCHAR(20))
>> >
>> > created_at = db.Column(db.TIMESTAMP(False), nullable=False,
>> > default=func.now())
>> >
>> > __table_args__ = (
>> > Index('idx_users_name', func.lower('name'), unique=True),
>> > Index('idx_users_email', func.lower('email'), unique=True)
>> > )
>> >
>> > def __init__(self):
>> > if not self.created_at:
>> > self.created_at = now()
>> >
>> > def __repr__(self):
>> > return '<User %s>' % self.name
>> >
>> >
>> > got a warning:
>> >
>> > UserWarning: autogenerate skipping functional index idx_users_email; not
>> > supported by SQLAlchemy reflection warnings.warn(msg)
>> > UserWarning: autogenerate skipping functional index idx_users_name; not
>> > supported by SQLAlchemy reflection warnings.warn(msg)
>>
>>
>> your code is correct. it sounds like you are attempting to use
>> autogenerate in Alembic to add these indexes in a new migration. you
>> have to specify them manually because autogenerate does not support
>> function-based indexes (e.g. the lower() function).
>>
>>
>> >
>> >
>> > --
>> > SQLAlchemy -
>> > The Python SQL Toolkit and Object Relational Mapper
>> >
>> > http://www.sqlalchemy.org/
>> >
>> > To post example code, please provide an MCVE: Minimal, Complete, and
>> > Verifiable Example. See http://stackoverflow.com/help/mcve for a full
>> > description.
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>
> --
> SQLAlchemy -
> The Python SQL Toolkit and Object Relational Mapper
>
> http://www.sqlalchemy.org/
>
> To post example code, please provide an MCVE: Minimal, Complete, and
> Verifiable Example. See http://stackoverflow.com/help/mcve for a full
> description.
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--
SQLAlchemy -
The Python SQL Toolkit and Object Relational Mapper
http://www.sqlalchemy.org/
To post example code, please provide an MCVE: Minimal, Complete, and Verifiable
Example. See http://stackoverflow.com/help/mcve for a full description.
---
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