69 lines
2.4 KiB
Python
69 lines
2.4 KiB
Python
"""Initial history tables
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Revision ID: a15fde9a62df
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Revises:
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Create Date: 2026-02-07 21:18:57.524534
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"""
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from typing import Sequence, Union
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from alembic import op
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import sqlalchemy as sa
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# revision identifiers, used by Alembic.
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revision: str = 'a15fde9a62df'
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down_revision: Union[str, Sequence[str], None] = None
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branch_labels: Union[str, Sequence[str], None] = None
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depends_on: Union[str, Sequence[str], None] = None
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def upgrade() -> None:
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"""Upgrade schema."""
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# ### commands auto generated by Alembic - please adjust! ###
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op.create_table('users',
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sa.Column('id', sa.String(), nullable=False),
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sa.Column('username', sa.String(), nullable=False),
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sa.Column('password_hash', sa.String(), nullable=True),
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sa.Column('display_name', sa.String(), nullable=True),
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sa.PrimaryKeyConstraint('id')
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)
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op.create_index(op.f('ix_users_username'), 'users', ['username'], unique=True)
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op.create_table('conversations',
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sa.Column('id', sa.String(), nullable=False),
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sa.Column('user_id', sa.String(), nullable=False),
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sa.Column('data_state', sa.String(), nullable=False),
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sa.Column('name', sa.String(), nullable=False),
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sa.Column('created_at', sa.DateTime(), nullable=False),
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sa.ForeignKeyConstraint(['user_id'], ['users.id'], ),
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sa.PrimaryKeyConstraint('id')
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)
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op.create_table('messages',
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sa.Column('id', sa.String(), nullable=False),
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sa.Column('conversation_id', sa.String(), nullable=False),
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sa.Column('role', sa.String(), nullable=False),
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sa.Column('content', sa.Text(), nullable=False),
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sa.Column('created_at', sa.DateTime(), nullable=False),
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sa.ForeignKeyConstraint(['conversation_id'], ['conversations.id'], ),
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sa.PrimaryKeyConstraint('id')
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)
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op.create_table('plots',
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sa.Column('id', sa.String(), nullable=False),
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sa.Column('message_id', sa.String(), nullable=False),
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sa.Column('image_data', sa.LargeBinary(), nullable=False),
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sa.ForeignKeyConstraint(['message_id'], ['messages.id'], ),
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sa.PrimaryKeyConstraint('id')
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)
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# ### end Alembic commands ###
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def downgrade() -> None:
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"""Downgrade schema."""
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# ### commands auto generated by Alembic - please adjust! ###
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op.drop_table('plots')
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op.drop_table('messages')
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op.drop_table('conversations')
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op.drop_index(op.f('ix_users_username'), table_name='users')
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op.drop_table('users')
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# ### end Alembic commands ###
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