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downgrade()   A
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↳ Parent: 29306f749043_alter_conceptvisitlog_concept_id_to_

Complexity

Conditions 2

Size

Total Lines 8
Code Lines 5

Duplication

Lines 0
Ratio 0 %

Importance

Changes 0
Metric Value
cc 2
eloc 5
nop 0
dl 0
loc 8
rs 10
c 0
b 0
f 0
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"""alter ConceptVisitLog concept_id to string
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Revision ID: 29306f749043

            


            
                                                                                                            
                            
            
                                    
            
            

                
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Revises: b2a7d7614973

            


            
                                                                                                            
                            
            
                                    
            
            

                
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Create Date: 2024-07-30 09:12:37.521748

            


            
                                                                                                            
                            
            
                                    
            
            

                
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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 = '29306f749043'

            


            
                                                                                                            
                            
            
                                    
            
            

                
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down_revision = 'b2a7d7614973'

            


            
                                                                                                            
                            
            
                                    
            
            

                
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def upgrade():

            


            
                                                                                                            
                            
            
                                    
            
            

                
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    with op.batch_alter_table('concept_visit_log') 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 concept_visit_log which have non-integer concept_id

            


            
                                                        
            
                                    
            
            

                
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    op.execute(

            


            
                                                        
            
                                    
            
            

                
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        "DELETE FROM concept_visit_log "

            


            
                                                        
            
                                    
            
            

                
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        "WHERE cast(cast(concept_id AS INTEGER) AS TEXT) != concept_id"

            


            
                                                        
            
                                    
            
            

                
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    )

            


            
                                                        
            
                                    
            
            

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

            


            
                                                        
            
                                    
            
            

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

            


            
                                                        
            
                                    
            
            

                
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