34 lines
		
	
	
		
			956 B
		
	
	
	
		
			Ruby
		
	
	
	
			
		
		
	
	
			34 lines
		
	
	
		
			956 B
		
	
	
	
		
			Ruby
		
	
	
	
| # frozen_string_literal: true
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| 
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| module Gitlab
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|   module Database
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|     module RenameTableHelpers
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|       def rename_table_safely(old_table_name, new_table_name)
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|         transaction do
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|           rename_table(old_table_name, new_table_name)
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|           execute("CREATE VIEW #{old_table_name} AS SELECT * FROM #{new_table_name}")
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|         end
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|       end
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| 
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|       def undo_rename_table_safely(old_table_name, new_table_name)
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|         transaction do
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|           execute("DROP VIEW IF EXISTS #{old_table_name}")
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|           rename_table(new_table_name, old_table_name)
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|         end
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|       end
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| 
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|       def finalize_table_rename(old_table_name, new_table_name)
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|         transaction do
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|           execute("DROP VIEW IF EXISTS #{old_table_name}")
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|         end
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|       end
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| 
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|       def undo_finalize_table_rename(old_table_name, new_table_name)
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|         transaction do
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|           execute("CREATE VIEW #{old_table_name} AS SELECT * FROM #{new_table_name}")
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|         end
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|       end
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|     end
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|   end
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| end
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