113 lines
4.3 KiB
Python
113 lines
4.3 KiB
Python
"""初始数据库模式
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Revision ID: 001
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Revises:
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Create Date: 2024-01-01 00:00:00
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"""
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from alembic import op
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import sqlalchemy as sa
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from sqlalchemy.dialects import mysql
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# Alembic 使用的版本标识符
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revision = '001'
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down_revision = None
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branch_labels = None
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depends_on = None
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def upgrade() -> None:
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# 创建 models 表
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op.create_table(
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'models',
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sa.Column('id', sa.Integer(), autoincrement=True, nullable=False),
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sa.Column('name', sa.String(length=128), nullable=False),
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sa.Column('type', sa.String(length=32), nullable=False),
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sa.Column('config', sa.JSON(), nullable=False),
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sa.Column('is_default', sa.Boolean(), nullable=True),
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sa.Column('status', sa.String(length=32), nullable=True),
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sa.Column('created_at', sa.DateTime(), nullable=True),
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sa.PrimaryKeyConstraint('id'),
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sa.UniqueConstraint('name')
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)
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op.create_index('idx_models_type', 'models', ['type'])
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op.create_index('idx_models_status', 'models', ['status'])
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# 创建 knowledge_bases 表
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op.create_table(
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'knowledge_bases',
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sa.Column('id', sa.Integer(), autoincrement=True, nullable=False),
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sa.Column('name', sa.String(length=128), nullable=False),
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sa.Column('description', sa.Text(), nullable=True),
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sa.Column('created_at', sa.DateTime(), nullable=True),
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sa.PrimaryKeyConstraint('id'),
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sa.UniqueConstraint('name')
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)
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# 创建 documents 表
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op.create_table(
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'documents',
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sa.Column('id', sa.BigInteger(), autoincrement=True, nullable=False),
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sa.Column('kb_id', sa.Integer(), nullable=False),
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sa.Column('title', sa.String(length=512), nullable=True),
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sa.Column('content', sa.Text(), nullable=False),
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sa.Column('source', sa.String(length=512), nullable=True),
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sa.Column('doc_metadata', sa.JSON(), nullable=True),
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sa.Column('embedding_id', sa.String(length=128), nullable=True),
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sa.Column('created_at', sa.DateTime(), nullable=True),
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sa.ForeignKeyConstraint(['kb_id'], ['knowledge_bases.id'], ),
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sa.PrimaryKeyConstraint('id')
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)
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op.create_index('idx_documents_kb_id', 'documents', ['kb_id'])
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# 创建 conversations 表
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op.create_table(
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'conversations',
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sa.Column('id', sa.BigInteger(), autoincrement=True, nullable=False),
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sa.Column('user_id', sa.Integer(), nullable=True),
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sa.Column('title', sa.String(length=255), nullable=True),
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sa.Column('created_at', sa.DateTime(), nullable=True),
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sa.PrimaryKeyConstraint('id')
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)
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# 创建 messages 表
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op.create_table(
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'messages',
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sa.Column('id', sa.BigInteger(), autoincrement=True, nullable=False),
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sa.Column('conversation_id', sa.BigInteger(), nullable=False),
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sa.Column('role', sa.String(length=32), nullable=False),
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sa.Column('content', sa.Text(), nullable=False),
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sa.Column('msg_metadata', sa.JSON(), nullable=True),
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sa.Column('created_at', sa.DateTime(), nullable=True),
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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_index('idx_messages_conv_id', 'messages', ['conversation_id'])
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# 创建 tool_calls 表
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op.create_table(
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'tool_calls',
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sa.Column('id', sa.BigInteger(), autoincrement=True, nullable=False),
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sa.Column('agent_id', sa.String(length=128), nullable=False),
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sa.Column('tool_name', sa.String(length=128), nullable=False),
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sa.Column('call_input', sa.JSON(), nullable=True),
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sa.Column('call_output', sa.JSON(), nullable=True),
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sa.Column('created_at', sa.DateTime(), nullable=True),
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sa.PrimaryKeyConstraint('id')
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)
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op.create_index('idx_tool_calls_agent_id', 'tool_calls', ['agent_id'])
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def downgrade() -> None:
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op.drop_index('idx_tool_calls_agent_id', table_name='tool_calls')
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op.drop_table('tool_calls')
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op.drop_index('idx_messages_conv_id', table_name='messages')
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op.drop_table('messages')
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op.drop_table('conversations')
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op.drop_index('idx_documents_kb_id', table_name='documents')
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op.drop_table('documents')
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op.drop_table('knowledge_bases')
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op.drop_index('idx_models_status', table_name='models')
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op.drop_index('idx_models_type', table_name='models')
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op.drop_table('models')
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