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88214d86a9d1_concept_id_is_string.downgrade()   A
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↳ Parent: 88214d86a9d1_concept_id_is_string

Complexity

Conditions 2

Size

Total Lines 5
Code Lines 4

Duplication

Lines 0
Ratio 0 %

Importance

Changes 0
Metric Value
cc 2
eloc 4
nop 0
dl 0
loc 5
rs 10
c 0
b 0
f 0
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"""concept_id is string
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Revision ID: 88214d86a9d1

            


            
                                                                                                            
                            
            
                                    
            
            

                
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Revises: 79ff53a30228

            


            
                                                                                                            
                            
            
                                    
            
            

                
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Create Date: 2023-01-18 13:17:21.700138

            


            
                                                                                                            
                            
            
                                    
            
            

                
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"""

            


            
                                                                                                            
                            
            
                                    
            
            

                
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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 = '88214d86a9d1'

            


            
                                                                                                            
                            
            
                                    
            
            

                
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down_revision = '79ff53a30228'

            


            
                                                                                                            
                            
            
                                    
            
            

                
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def upgrade():

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    with op.batch_alter_table('concept') as batch_op:

            


            
                                                                                                            
                            
            
                                    
            
            

                
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        batch_op.alter_column('concept_id', type_=sa.String, existing_type=sa.Integer)

            


            
                                                                                                            
                            
            
                                    
            
            

                
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def downgrade():

            


            
                                                        
            
                                    
            
            

                
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    # Drop concepts which have non-integer concept_id

            


            
                                                        
            
                                    
            
            

                
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    op.execute("DELETE FROM concept WHERE cast(cast(concept_id AS INTEGER) AS TEXT) != concept_id")

            


            
                                                        
            
                                    
            
            

                
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    with op.batch_alter_table('concept') as batch_op:

            


            
                                                        
            
                                    
            
            

                
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        batch_op.alter_column('concept_id', existing_type=sa.String, type_=sa.Integer)

            


            
                                                        
            
                                    
            
            

                
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