method

build_change_column_definition

v8.1.1 - Show latest stable - Class: ActiveRecord::ConnectionAdapters::PostgreSQL::SchemaStatements

build_change_column_definition(table_name, column_name, type, **options)

public

Builds a ChangeColumnDefinition object.

This definition object contains information about the column change that would occur if the same arguments were passed to #change_column. See #change_column for information about passing a table_name, column_name, type and other options that can be passed.

# File activerecord/lib/active_record/connection_adapters/postgresql/schema_statements.rb, line 498
        def build_change_column_definition(table_name, column_name, type, **options) # :nodoc:
          td = create_table_definition(table_name)
          cd = td.new_column_definition(column_name, type, **options)
          ChangeColumnDefinition.new(cd, column_name)
        end

build_change_column_definition

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