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  3. sqlalchemy.dialects.mysql.MEDIUMTEXT

Python sqlalchemy.dialects.mysql 模块，MEDIUMTEXT 实例源码

我们从Python开源项目中，提取了以下29个代码示例，用于说明如何使用sqlalchemy.dialects.mysql.MEDIUMTEXT。

项目：CivilServant    作者：mitmedialab    | 项目源码 | 文件源码 
def upgrade_development():
    ### commands auto generated by Alembic - please adjust! ###
    op.create_table('users',
    sa.Column('name', sa.String(length=32), autoincrement=False, nullable=False),
    sa.Column('id', sa.String(length=32), nullable=True),
    sa.Column('created', sa.DateTime(), nullable=True),
    sa.Column('first_seen', sa.DateTime(), nullable=True),
    sa.Column('last_seen', sa.DateTime(), nullable=True),
    sa.Column('user_data', mysql.MEDIUMTEXT(), nullable=True),
    sa.PrimaryKeyConstraint('name'),
    sa.UniqueConstraint('name')
    )
    # removed to fix merge conflict
    #op.add_column('posts', sa.Column('created_at', sa.DateTime(), nullable=True))
#    op.drop_index('posts_ibfk_1', table_name='posts')
    op.add_column('subreddits', sa.Column('created_at', sa.DateTime(), nullable=True))
    ### end Alembic commands ###
项目：CivilServant    作者：mitmedialab    | 项目源码 | 文件源码 
def upgrade_test():
    ### commands auto generated by Alembic - please adjust! ###
    op.create_table('users',
    sa.Column('name', sa.String(length=32), autoincrement=False, nullable=False),
    sa.Column('id', sa.String(length=32), nullable=True),
    sa.Column('created', sa.DateTime(), nullable=True),
    sa.Column('first_seen', sa.DateTime(), nullable=True),
    sa.Column('last_seen', sa.DateTime(), nullable=True),
    sa.Column('user_data', mysql.MEDIUMTEXT(), nullable=True),
    sa.PrimaryKeyConstraint('name'),
    sa.UniqueConstraint('name')
    )
    # removed to fix merge conflict
    #op.add_column('posts', sa.Column('created_at', sa.DateTime(), nullable=True))
#    op.drop_index('posts_ibfk_1', table_name='posts')
    op.add_column('subreddits', sa.Column('created_at', sa.DateTime(), nullable=True))
    ### end Alembic commands ###
项目：CivilServant    作者：mitmedialab    | 项目源码 | 文件源码 
def upgrade_production():
    ### commands auto generated by Alembic - please adjust! ###
    op.create_table('users',
    sa.Column('name', sa.String(length=32), autoincrement=False, nullable=False),
    sa.Column('id', sa.String(length=32), nullable=True),
    sa.Column('created', sa.DateTime(), nullable=True),
    sa.Column('first_seen', sa.DateTime(), nullable=True),
    sa.Column('last_seen', sa.DateTime(), nullable=True),
    sa.Column('user_data', mysql.MEDIUMTEXT(), nullable=True),
    sa.PrimaryKeyConstraint('name'),
    sa.UniqueConstraint('name')
    )
    # removed to fix merge conflict
    #op.add_column('posts', sa.Column('created_at', sa.DateTime(), nullable=True))
#    op.drop_index('posts_ibfk_1', table_name='posts')
    op.add_column('subreddits', sa.Column('created_at', sa.DateTime(), nullable=True))
    ### end Alembic commands ###
项目：CivilServant    作者：mitmedialab    | 项目源码 | 文件源码 
def upgrade_development():
    ### commands auto generated by Alembic - please adjust! ###
    op.create_table('archived_comments',
    sa.Column('id', sa.String(length=256), autoincrement=False, nullable=False),
    sa.Column('created_at', sa.DateTime(), nullable=True),
    sa.Column('created_utc', sa.DateTime(), nullable=True),
    sa.Column('subreddit_id', sa.String(length=32), nullable=True),
    sa.Column('post_id', sa.String(length=32), nullable=True),
    sa.Column('user_id', sa.String(length=64), nullable=True),
    sa.Column('comment_data', mysql.MEDIUMTEXT(), nullable=True),
    sa.PrimaryKeyConstraint('id'),
    sa.UniqueConstraint('id')
    )
    op.create_index(op.f('ix_archived_comments_created_at'), 'archived_comments', ['created_at'], unique=False)
    op.create_index(op.f('ix_archived_comments_post_id'), 'archived_comments', ['post_id'], unique=False)
    op.create_index(op.f('ix_archived_comments_subreddit_id'), 'archived_comments', ['subreddit_id'], unique=False)
    op.create_index(op.f('ix_archived_comments_user_id'), 'archived_comments', ['user_id'], unique=False)
    ### end Alembic commands ###
项目：CivilServant    作者：mitmedialab    | 项目源码 | 文件源码 
def upgrade_test():
    ### commands auto generated by Alembic - please adjust! ###
    op.create_table('archived_comments',
    sa.Column('id', sa.String(length=256), autoincrement=False, nullable=False),
    sa.Column('created_at', sa.DateTime(), nullable=True),
    sa.Column('created_utc', sa.DateTime(), nullable=True),
    sa.Column('subreddit_id', sa.String(length=32), nullable=True),
    sa.Column('post_id', sa.String(length=32), nullable=True),
    sa.Column('user_id', sa.String(length=64), nullable=True),
    sa.Column('comment_data', mysql.MEDIUMTEXT(), nullable=True),
    sa.PrimaryKeyConstraint('id'),
    sa.UniqueConstraint('id')
    )
    op.create_index(op.f('ix_archived_comments_created_at'), 'archived_comments', ['created_at'], unique=False)
    op.create_index(op.f('ix_archived_comments_post_id'), 'archived_comments', ['post_id'], unique=False)
    op.create_index(op.f('ix_archived_comments_subreddit_id'), 'archived_comments', ['subreddit_id'], unique=False)
    op.create_index(op.f('ix_archived_comments_user_id'), 'archived_comments', ['user_id'], unique=False)
    ### end Alembic commands ###
项目：CivilServant    作者：mitmedialab    | 项目源码 | 文件源码 
def upgrade_development():
    ### commands auto generated by Alembic - please adjust! ###
    op.create_table('mod_actions',
    sa.Column('id', sa.String(length=256), autoincrement=False, nullable=False),
    sa.Column('created_at', sa.DateTime(), nullable=True),
    sa.Column('created_utc', sa.DateTime(), nullable=True),
    sa.Column('subreddit_id', sa.String(length=32), nullable=True),
    sa.Column('mod', sa.String(length=64), nullable=True),
    sa.Column('target_author', sa.String(length=64), nullable=True),
    sa.Column('action', sa.String(length=256), nullable=True),
    sa.Column('target_fullname', sa.String(length=256), nullable=True),
    sa.Column('action_data', mysql.MEDIUMTEXT(), nullable=True),
    sa.PrimaryKeyConstraint('id'),
    sa.UniqueConstraint('id')
    )
    op.create_index(op.f('ix_mod_actions_subreddit_id'), 'mod_actions', ['subreddit_id'], unique=False)
    op.create_index(op.f('ix_mod_actions_target_author'), 'mod_actions', ['target_author'], unique=False)
    ### end Alembic commands ###
项目：CivilServant    作者：mitmedialab    | 项目源码 | 文件源码 
def upgrade_test():
    ### commands auto generated by Alembic - please adjust! ###
    op.create_table('mod_actions',
    sa.Column('id', sa.String(length=256), autoincrement=False, nullable=False),
    sa.Column('created_at', sa.DateTime(), nullable=True),
    sa.Column('created_utc', sa.DateTime(), nullable=True),
    sa.Column('subreddit_id', sa.String(length=32), nullable=True),
    sa.Column('mod', sa.String(length=64), nullable=True),
    sa.Column('target_author', sa.String(length=64), nullable=True),
    sa.Column('action', sa.String(length=256), nullable=True),
    sa.Column('target_fullname', sa.String(length=256), nullable=True),
    sa.Column('action_data', mysql.MEDIUMTEXT(), nullable=True),
    sa.PrimaryKeyConstraint('id'),
    sa.UniqueConstraint('id')
    )
    op.create_index(op.f('ix_mod_actions_subreddit_id'), 'mod_actions', ['subreddit_id'], unique=False)
    op.create_index(op.f('ix_mod_actions_target_author'), 'mod_actions', ['target_author'], unique=False)
    ### end Alembic commands ###
项目：CivilServant    作者：mitmedialab    | 项目源码 | 文件源码 
def upgrade_development():
    ### commands auto generated by Alembic - please adjust! ###
    op.create_table('comments',
    sa.Column('id', sa.String(length=256), autoincrement=False, nullable=False),
    sa.Column('created_at', sa.DateTime(), nullable=True),
    sa.Column('created_utc', sa.DateTime(), nullable=True),
    sa.Column('subreddit_id', sa.String(length=32), nullable=True),
    sa.Column('post_id', sa.String(length=32), nullable=True),
    sa.Column('user_id', sa.String(length=64), nullable=True),
    sa.Column('comment_data', mysql.MEDIUMTEXT(), nullable=True),
    sa.PrimaryKeyConstraint('id'),
    sa.UniqueConstraint('id')
    )
    op.create_index(op.f('ix_comments_post_id'), 'comments', ['post_id'], unique=False)
    op.create_index(op.f('ix_comments_subreddit_id'), 'comments', ['subreddit_id'], unique=False)
    op.create_index(op.f('ix_comments_user_id'), 'comments', ['user_id'], unique=False)
    ### end Alembic commands ###
项目：CivilServant    作者：mitmedialab    | 项目源码 | 文件源码 
def upgrade_test():
    ### commands auto generated by Alembic - please adjust! ###
    op.create_table('comments',
    sa.Column('id', sa.String(length=256), autoincrement=False, nullable=False),
    sa.Column('created_at', sa.DateTime(), nullable=True),
    sa.Column('created_utc', sa.DateTime(), nullable=True),
    sa.Column('subreddit_id', sa.String(length=32), nullable=True),
    sa.Column('post_id', sa.String(length=32), nullable=True),
    sa.Column('user_id', sa.String(length=64), nullable=True),
    sa.Column('comment_data', mysql.MEDIUMTEXT(), nullable=True),
    sa.PrimaryKeyConstraint('id'),
    sa.UniqueConstraint('id')
    )
    op.create_index(op.f('ix_comments_post_id'), 'comments', ['post_id'], unique=False)
    op.create_index(op.f('ix_comments_subreddit_id'), 'comments', ['subreddit_id'], unique=False)
    op.create_index(op.f('ix_comments_user_id'), 'comments', ['user_id'], unique=False)
    ### end Alembic commands ###
项目：CivilServant    作者：mitmedialab    | 项目源码 | 文件源码 
def upgrade_production():
    ### commands auto generated by Alembic - please adjust! ###
    op.create_table('comments',
    sa.Column('id', sa.String(length=256), autoincrement=False, nullable=False),
    sa.Column('created_at', sa.DateTime(), nullable=True),
    sa.Column('created_utc', sa.DateTime(), nullable=True),
    sa.Column('subreddit_id', sa.String(length=32), nullable=True),
    sa.Column('post_id', sa.String(length=32), nullable=True),
    sa.Column('user_id', sa.String(length=64), nullable=True),
    sa.Column('comment_data', mysql.MEDIUMTEXT(), nullable=True),
    sa.PrimaryKeyConstraint('id'),
    sa.UniqueConstraint('id')
    )
    op.create_index(op.f('ix_comments_post_id'), 'comments', ['post_id'], unique=False)
    op.create_index(op.f('ix_comments_subreddit_id'), 'comments', ['subreddit_id'], unique=False)
    op.create_index(op.f('ix_comments_user_id'), 'comments', ['user_id'], unique=False)
    ### end Alembic commands ###
项目：trio2o    作者：openstack    | 项目源码 | 文件源码 
def MediumText():
    return sql.Text().with_variant(mysql.MEDIUMTEXT(), 'mysql')
项目：trio2o    作者：openstack    | 项目源码 | 文件源码 
def MediumText():
    return sql.Text().with_variant(mysql.MEDIUMTEXT(), 'mysql')


# Resource Model
项目：zun    作者：openstack    | 项目源码 | 文件源码 
def MediumText():
    return Text().with_variant(MEDIUMTEXT(), 'mysql')
项目：incubator-airflow-old    作者：apache    | 项目源码 | 文件源码 
def upgrade():
    if context.config.get_main_option('sqlalchemy.url').startswith('mysql'):
        op.alter_column(table_name='variable', column_name='val', type_=mysql.MEDIUMTEXT)
项目：mogan    作者：openstack    | 项目源码 | 文件源码 
def MediumText():
    return Text().with_variant(MEDIUMTEXT(), 'mysql')
项目：CivilServant    作者：mitmedialab    | 项目源码 | 文件源码 
def upgrade_development():
    ### commands auto generated by Alembic - please adjust! ###
    op.create_table('experiment_thing_snapshots',
    sa.Column('id', sa.Integer(), nullable=False),
    sa.Column('experiment_thing_id', sa.String(length=256), nullable=True),
    sa.Column('created_at', sa.DateTime(), nullable=True),
    sa.Column('object_type', sa.Integer(), nullable=True),
    sa.Column('experiment_id', sa.Integer(), nullable=True),
    sa.Column('metadata_json', mysql.MEDIUMTEXT(), nullable=True),
    sa.PrimaryKeyConstraint('id')
    )
    op.create_index(op.f('ix_experiment_thing_snapshots_experiment_id'), 'experiment_thing_snapshots', ['experiment_id'], unique=False)
    op.create_index(op.f('ix_experiment_thing_snapshots_experiment_thing_id'), 'experiment_thing_snapshots', ['experiment_thing_id'], unique=False)
    ### end Alembic commands ###
项目：CivilServant    作者：mitmedialab    | 项目源码 | 文件源码 
def upgrade_test():
    ### commands auto generated by Alembic - please adjust! ###
    op.create_table('experiment_thing_snapshots',
    sa.Column('id', sa.Integer(), nullable=False),
    sa.Column('experiment_thing_id', sa.String(length=256), nullable=True),
    sa.Column('created_at', sa.DateTime(), nullable=True),
    sa.Column('object_type', sa.Integer(), nullable=True),
    sa.Column('experiment_id', sa.Integer(), nullable=True),
    sa.Column('metadata_json', mysql.MEDIUMTEXT(), nullable=True),
    sa.PrimaryKeyConstraint('id')
    )
    op.create_index(op.f('ix_experiment_thing_snapshots_experiment_id'), 'experiment_thing_snapshots', ['experiment_id'], unique=False)
    op.create_index(op.f('ix_experiment_thing_snapshots_experiment_thing_id'), 'experiment_thing_snapshots', ['experiment_thing_id'], unique=False)
    ### end Alembic commands ###
项目：CivilServant    作者：mitmedialab    | 项目源码 | 文件源码 
def upgrade_production():
    ### commands auto generated by Alembic - please adjust! ###
    op.create_table('experiment_thing_snapshots',
    sa.Column('id', sa.Integer(), nullable=False),
    sa.Column('experiment_thing_id', sa.String(length=256), nullable=True),
    sa.Column('created_at', sa.DateTime(), nullable=True),
    sa.Column('object_type', sa.Integer(), nullable=True),
    sa.Column('experiment_id', sa.Integer(), nullable=True),
    sa.Column('metadata_json', mysql.MEDIUMTEXT(), nullable=True),
    sa.PrimaryKeyConstraint('id')
    )
    op.create_index(op.f('ix_experiment_thing_snapshots_experiment_id'), 'experiment_thing_snapshots', ['experiment_id'], unique=False)
    op.create_index(op.f('ix_experiment_thing_snapshots_experiment_thing_id'), 'experiment_thing_snapshots', ['experiment_thing_id'], unique=False)
    ### end Alembic commands ###
项目：CivilServant    作者：mitmedialab    | 项目源码 | 文件源码 
def upgrade_development():
    ### commands auto generated by Alembic - please adjust! ###
    op.create_table('front_pages',
    sa.Column('id', sa.Integer(), nullable=False),
    sa.Column('created_at', sa.DateTime(), nullable=True),
    sa.Column('page_data', mysql.MEDIUMTEXT(), nullable=True),
    sa.PrimaryKeyConstraint('id')
    )
    ### end Alembic commands ###
项目：CivilServant    作者：mitmedialab    | 项目源码 | 文件源码 
def upgrade_test():
    ### commands auto generated by Alembic - please adjust! ###
    op.create_table('front_pages',
    sa.Column('id', sa.Integer(), nullable=False),
    sa.Column('created_at', sa.DateTime(), nullable=True),
    sa.Column('page_data', mysql.MEDIUMTEXT(), nullable=True),
    sa.PrimaryKeyConstraint('id')
    )
    ### end Alembic commands ###
项目：CivilServant    作者：mitmedialab    | 项目源码 | 文件源码 
def upgrade_development():
    ### commands auto generated by Alembic - please adjust! ###
    op.create_table('experiment_actions',
    sa.Column('id', sa.Integer(), nullable=False),
    sa.Column('created_at', sa.DateTime(), nullable=True),
    sa.Column('experiment_id', sa.Integer(), nullable=True),
    sa.Column('praw_key_id', sa.String(length=256), nullable=True),
    sa.Column('action_subject_type', sa.String(length=64), nullable=True),
    sa.Column('action_subject_id', sa.String(length=256), nullable=True),
    sa.Column('action_object_type', sa.String(length=64), nullable=True),
    sa.Column('action_object_id', sa.String(length=256), nullable=True),
    sa.Column('metadata_json', mysql.MEDIUMTEXT(), nullable=True),
    sa.PrimaryKeyConstraint('id')
    )
    op.create_index(op.f('ix_experiment_actions_action_object_id'), 'experiment_actions', ['action_object_id'], unique=False)
    op.create_index(op.f('ix_experiment_actions_action_subject_id'), 'experiment_actions', ['action_subject_id'], unique=False)
    op.create_index(op.f('ix_experiment_actions_experiment_id'), 'experiment_actions', ['experiment_id'], unique=False)
    op.create_index(op.f('ix_experiment_actions_praw_key_id'), 'experiment_actions', ['praw_key_id'], unique=False)
    op.create_table('experiment_things',
    sa.Column('id', sa.String(length=256), nullable=False),
    sa.Column('created_at', sa.DateTime(), nullable=True),
    sa.Column('object_type', sa.Integer(), nullable=True),
    sa.Column('experiment_id', sa.Integer(), nullable=True),
    sa.Column('object_created', sa.DateTime(), nullable=True),
    sa.Column('metadata_json', mysql.MEDIUMTEXT(), nullable=True),
    sa.PrimaryKeyConstraint('id')
    )
    op.create_index(op.f('ix_experiment_things_experiment_id'), 'experiment_things', ['experiment_id'], unique=False)
    op.create_table('experiments',
    sa.Column('id', sa.Integer(), nullable=False),
    sa.Column('created_at', sa.DateTime(), nullable=True),
    sa.Column('name', sa.String(length=256), nullable=False),
    sa.Column('controller', sa.String(length=256), nullable=False),
    sa.Column('start_time', sa.DateTime(), nullable=True),
    sa.Column('end_time', sa.DateTime(), nullable=True),
    sa.Column('settings_json', mysql.MEDIUMTEXT(), nullable=True),
    sa.PrimaryKeyConstraint('id')
    )
    op.create_index(op.f('ix_experiments_name'), 'experiments', ['name'], unique=False)
    ### end Alembic commands ###
项目：CivilServant    作者：mitmedialab    | 项目源码 | 文件源码 
def upgrade_test():
    ### commands auto generated by Alembic - please adjust! ###
    op.create_table('experiment_actions',
    sa.Column('id', sa.Integer(), nullable=False),
    sa.Column('created_at', sa.DateTime(), nullable=True),
    sa.Column('experiment_id', sa.Integer(), nullable=True),
    sa.Column('praw_key_id', sa.String(length=256), nullable=True),
    sa.Column('action_subject_type', sa.String(length=64), nullable=True),
    sa.Column('action_subject_id', sa.String(length=256), nullable=True),
    sa.Column('action_object_type', sa.String(length=64), nullable=True),
    sa.Column('action_object_id', sa.String(length=256), nullable=True),
    sa.Column('metadata_json', mysql.MEDIUMTEXT(), nullable=True),
    sa.PrimaryKeyConstraint('id')
    )
    op.create_index(op.f('ix_experiment_actions_action_object_id'), 'experiment_actions', ['action_object_id'], unique=False)
    op.create_index(op.f('ix_experiment_actions_action_subject_id'), 'experiment_actions', ['action_subject_id'], unique=False)
    op.create_index(op.f('ix_experiment_actions_experiment_id'), 'experiment_actions', ['experiment_id'], unique=False)
    op.create_index(op.f('ix_experiment_actions_praw_key_id'), 'experiment_actions', ['praw_key_id'], unique=False)
    op.create_table('experiment_things',
    sa.Column('id', sa.String(length=256), nullable=False),
    sa.Column('created_at', sa.DateTime(), nullable=True),
    sa.Column('object_type', sa.Integer(), nullable=True),
    sa.Column('experiment_id', sa.Integer(), nullable=True),
    sa.Column('object_created', sa.DateTime(), nullable=True),
    sa.Column('metadata_json', mysql.MEDIUMTEXT(), nullable=True),
    sa.PrimaryKeyConstraint('id')
    )
    op.create_index(op.f('ix_experiment_things_experiment_id'), 'experiment_things', ['experiment_id'], unique=False)
    op.create_table('experiments',
    sa.Column('id', sa.Integer(), nullable=False),
    sa.Column('created_at', sa.DateTime(), nullable=True),
    sa.Column('name', sa.String(length=256), nullable=False),
    sa.Column('controller', sa.String(length=256), nullable=False),
    sa.Column('start_time', sa.DateTime(), nullable=True),
    sa.Column('end_time', sa.DateTime(), nullable=True),
    sa.Column('settings_json', mysql.MEDIUMTEXT(), nullable=True),
    sa.PrimaryKeyConstraint('id')
    )
    op.create_index(op.f('ix_experiments_name'), 'experiments', ['name'], unique=False)
    ### end Alembic commands ###
项目：CivilServant    作者：mitmedialab    | 项目源码 | 文件源码 
def upgrade_production():
    ### commands auto generated by Alembic - please adjust! ###
    op.create_table('experiment_actions',
    sa.Column('id', sa.Integer(), nullable=False),
    sa.Column('created_at', sa.DateTime(), nullable=True),
    sa.Column('experiment_id', sa.Integer(), nullable=True),
    sa.Column('praw_key_id', sa.String(length=256), nullable=True),
    sa.Column('action_subject_type', sa.String(length=64), nullable=True),
    sa.Column('action_subject_id', sa.String(length=256), nullable=True),
    sa.Column('action_object_type', sa.String(length=64), nullable=True),
    sa.Column('action_object_id', sa.String(length=256), nullable=True),
    sa.Column('metadata_json', mysql.MEDIUMTEXT(), nullable=True),
    sa.PrimaryKeyConstraint('id')
    )
    op.create_index(op.f('ix_experiment_actions_action_object_id'), 'experiment_actions', ['action_object_id'], unique=False)
    op.create_index(op.f('ix_experiment_actions_action_subject_id'), 'experiment_actions', ['action_subject_id'], unique=False)
    op.create_index(op.f('ix_experiment_actions_experiment_id'), 'experiment_actions', ['experiment_id'], unique=False)
    op.create_index(op.f('ix_experiment_actions_praw_key_id'), 'experiment_actions', ['praw_key_id'], unique=False)
    op.create_table('experiment_things',
    sa.Column('id', sa.String(length=256), nullable=False),
    sa.Column('created_at', sa.DateTime(), nullable=True),
    sa.Column('object_type', sa.Integer(), nullable=True),
    sa.Column('experiment_id', sa.Integer(), nullable=True),
    sa.Column('object_created', sa.DateTime(), nullable=True),
    sa.Column('metadata_json', mysql.MEDIUMTEXT(), nullable=True),
    sa.PrimaryKeyConstraint('id')
    )
    op.create_index(op.f('ix_experiment_things_experiment_id'), 'experiment_things', ['experiment_id'], unique=False)
    op.create_table('experiments',
    sa.Column('id', sa.Integer(), nullable=False),
    sa.Column('created_at', sa.DateTime(), nullable=True),
    sa.Column('name', sa.String(length=256), nullable=False),
    sa.Column('controller', sa.String(length=256), nullable=False),
    sa.Column('start_time', sa.DateTime(), nullable=True),
    sa.Column('end_time', sa.DateTime(), nullable=True),
    sa.Column('settings_json', mysql.MEDIUMTEXT(), nullable=True),
    sa.PrimaryKeyConstraint('id')
    )
    op.create_index(op.f('ix_experiments_name'), 'experiments', ['name'], unique=False)
    ### end Alembic commands ###
项目：CivilServant    作者：mitmedialab    | 项目源码 | 文件源码 
def upgrade_development():
    ### commands auto generated by Alembic - please adjust! ###
    op.create_table('subreddit_pages',
    sa.Column('id', sa.Integer(), nullable=False),
    sa.Column('created_at', sa.DateTime(), nullable=True),
    sa.Column('page_type', sa.Integer(), nullable=True),
    sa.Column('page_data', mysql.MEDIUMTEXT(), nullable=True),
    sa.PrimaryKeyConstraint('id')
    )
    op.create_table('subreddits',
    sa.Column('id', sa.String(length=32), autoincrement=False, nullable=False),
    sa.Column('name', sa.String(length=32), nullable=True),
    sa.PrimaryKeyConstraint('id'),
    sa.UniqueConstraint('id')
    )
    op.create_table('posts',
    sa.Column('id', sa.String(length=32), autoincrement=False, nullable=False),
    sa.Column('subreddit_id', sa.String(length=32), nullable=True),
    sa.Column('created', sa.DateTime(), nullable=True),
    sa.Column('post_data', mysql.MEDIUMTEXT(), nullable=True),
    sa.ForeignKeyConstraint(['subreddit_id'], ['subreddits.id'], ),
    sa.PrimaryKeyConstraint('id'),
    sa.UniqueConstraint('id')
    )
    op.add_column('front_pages', sa.Column('page_type', sa.Integer(), nullable=True))
    ### end Alembic commands ###
项目：CivilServant    作者：mitmedialab    | 项目源码 | 文件源码 
def upgrade_test():
    ### commands auto generated by Alembic - please adjust! ###
    op.create_table('subreddit_pages',
    sa.Column('id', sa.Integer(), nullable=False),
    sa.Column('created_at', sa.DateTime(), nullable=True),
    sa.Column('page_type', sa.Integer(), nullable=True),
    sa.Column('page_data', mysql.MEDIUMTEXT(), nullable=True),
    sa.PrimaryKeyConstraint('id')
    )
    op.create_table('subreddits',
    sa.Column('id', sa.String(length=32), autoincrement=False, nullable=False),
    sa.Column('name', sa.String(length=32), nullable=True),
    sa.PrimaryKeyConstraint('id'),
    sa.UniqueConstraint('id')
    )
    op.create_table('posts',
    sa.Column('id', sa.String(length=32), autoincrement=False, nullable=False),
    sa.Column('subreddit_id', sa.String(length=32), nullable=True),
    sa.Column('created', sa.DateTime(), nullable=True),
    sa.Column('post_data', mysql.MEDIUMTEXT(), nullable=True),
    sa.ForeignKeyConstraint(['subreddit_id'], ['subreddits.id'], ),
    sa.PrimaryKeyConstraint('id'),
    sa.UniqueConstraint('id')
    )
    op.add_column('front_pages', sa.Column('page_type', sa.Integer(), nullable=True))
    ### end Alembic commands ###
项目：quilt    作者：quiltdata    | 项目源码 | 文件源码 
def upgrade():
    op.alter_column('instance', 'contents',
               existing_type=mysql.MEDIUMTEXT(collation='utf8_bin'),
               type_=mysql.LONGTEXT(collation='utf8_bin'),
               existing_nullable=False)
项目：quilt    作者：quiltdata    | 项目源码 | 文件源码 
def downgrade():
    op.alter_column('instance', 'contents',
               existing_type=mysql.LONGTEXT(collation='utf8_bin'),
               type_=mysql.MEDIUMTEXT(collation='utf8_bin'),
               existing_nullable=False)
项目：ranger-agent    作者：openstack    | 项目源码 | 文件源码 
def MediumText():
    return Text().with_variant(MEDIUMTEXT(), 'mysql')
项目：Trusted-Platform-Module-nova    作者：BU-NU-CLOUD-SP16    | 项目源码 | 文件源码 
def MediumText():
    return Text().with_variant(MEDIUMTEXT(), 'mysql')