|
| 1 | +"""Add column metadata and table metadata |
| 2 | +
|
| 3 | +Revision ID: 280daa582976 |
| 4 | +Revises: e5c7a4e2df4d |
| 5 | +Create Date: 2019-01-24 18:23:53.040608 |
| 6 | +
|
| 7 | +""" |
| 8 | +from alembic import op |
| 9 | +import sqlalchemy as sa |
| 10 | + |
| 11 | + |
| 12 | +# revision identifiers, used by Alembic. |
| 13 | +revision = '280daa582976' |
| 14 | +down_revision = 'e5c7a4e2df4d' |
| 15 | +branch_labels = None |
| 16 | +depends_on = None |
| 17 | + |
| 18 | + |
| 19 | +def upgrade(): |
| 20 | + op.create_table( |
| 21 | + 'table_metadata', |
| 22 | + sa.Column('updated_at', sa.DateTime(timezone=True), nullable=False), |
| 23 | + sa.Column('created_at', sa.DateTime(timezone=True), nullable=False), |
| 24 | + sa.Column('id', sa.Integer(), nullable=False), |
| 25 | + sa.Column('org_id', sa.Integer(), nullable=False), |
| 26 | + sa.Column('data_source_id', sa.Integer(), nullable=False), |
| 27 | + sa.Column('exists', sa.Boolean(), nullable=False), |
| 28 | + sa.Column('name', sa.String(length=255), nullable=False), |
| 29 | + sa.Column('description', sa.String(length=4096), nullable=True), |
| 30 | + sa.Column('column_metadata', sa.Boolean(), nullable=False), |
| 31 | + sa.Column('sample_query', sa.Text(), nullable=True), |
| 32 | + sa.ForeignKeyConstraint(['data_source_id'], ['data_sources.id'], ondelete="CASCADE"), |
| 33 | + sa.ForeignKeyConstraint(['org_id'], ['organizations.id.id']), |
| 34 | + sa.PrimaryKeyConstraint('id') |
| 35 | + ) |
| 36 | + op.create_table( |
| 37 | + 'column_metadata', |
| 38 | + sa.Column('updated_at', sa.DateTime(timezone=True), nullable=False), |
| 39 | + sa.Column('created_at', sa.DateTime(timezone=True), nullable=False), |
| 40 | + sa.Column('id', sa.Integer(), nullable=False), |
| 41 | + sa.Column('org_id', sa.Integer(), nullable=False), |
| 42 | + sa.Column('table_id', sa.Integer(), nullable=False), |
| 43 | + sa.Column('name', sa.String(length=255), nullable=False), |
| 44 | + sa.Column('type', sa.String(length=255), nullable=True), |
| 45 | + sa.Column('example', sa.String(length=4096), nullable=True), |
| 46 | + sa.Column('exists', sa.Boolean(), nullable=False), |
| 47 | + sa.ForeignKeyConstraint(['table_id'], ['table_metadata.id'], ondelete="CASCADE"), |
| 48 | + sa.ForeignKeyConstraint(['org_id'], ['organizations.id.id']), |
| 49 | + sa.PrimaryKeyConstraint('id') |
| 50 | + ) |
| 51 | + |
| 52 | + |
| 53 | +def downgrade(): |
| 54 | + op.drop_table('column_metadata') |
| 55 | + op.drop_table('table_metadata') |
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