class ActiveRecord::ConnectionAdapters::MySQL::SchemaCreation
Private Instance Methods
add_column_options!(sql, options)
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Calls superclass method
# File lib/active_record/connection_adapters/mysql/schema_creation.rb, line 38 def add_column_options!(sql, options) if charset = options[:charset] sql << " CHARACTER SET #{charset}" end if collation = options[:collation] sql << " COLLATE #{collation}" end add_sql_comment!(super, options[:comment]) end
add_column_position!(sql, options)
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# File lib/active_record/connection_adapters/mysql/schema_creation.rb, line 50 def add_column_position!(sql, options) if options[:first] sql << " FIRST" elsif options[:after] sql << " AFTER #{quote_column_name(options[:after])}" end sql end
add_table_options!(create_sql, options)
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Calls superclass method
# File lib/active_record/connection_adapters/mysql/schema_creation.rb, line 28 def add_table_options!(create_sql, options) add_sql_comment!(super, options[:comment]) end
column_options(o)
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Calls superclass method
# File lib/active_record/connection_adapters/mysql/schema_creation.rb, line 32 def column_options(o) column_options = super column_options[:charset] = o.charset column_options end
index_in_create(table_name, column_name, options)
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# File lib/active_record/connection_adapters/mysql/schema_creation.rb, line 60 def index_in_create(table_name, column_name, options) index_name, index_type, index_columns, _, _, index_using, comment = @conn.add_index_options(table_name, column_name, options) add_sql_comment!("#{index_type} INDEX #{quote_column_name(index_name)} #{index_using} (#{index_columns})", comment) end
visit_AddColumnDefinition(o)
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Calls superclass method
# File lib/active_record/connection_adapters/mysql/schema_creation.rb, line 19 def visit_AddColumnDefinition(o) add_column_position!(super, column_options(o.column)) end
visit_ChangeColumnDefinition(o)
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# File lib/active_record/connection_adapters/mysql/schema_creation.rb, line 23 def visit_ChangeColumnDefinition(o) change_column_sql = "CHANGE #{quote_column_name(o.name)} #{accept(o.column)}" add_column_position!(change_column_sql, column_options(o.column)) end
visit_ColumnDefinition(o)
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Calls superclass method
# File lib/active_record/connection_adapters/mysql/schema_creation.rb, line 14 def visit_ColumnDefinition(o) o.sql_type = type_to_sql(o.type, o.limit, o.precision, o.scale, o.unsigned) super end
visit_DropForeignKey(name)
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# File lib/active_record/connection_adapters/mysql/schema_creation.rb, line 10 def visit_DropForeignKey(name) "DROP FOREIGN KEY #{name}" end