code: func (adapter *SQLiteAdapter) AlterColumnQuery(tableName, columnName string, sqlColumnType types.SQLColumnType, length, order int) (string, string) {
  	sqlType, _ := adapter.TypeMapping(sqlColumnType)
  	if length > 0 {
  		sqlType = Cleanf("%s(%d)", sqlType, length)
  	}
  
  	query := Cleanf("ALTER TABLE %s ADD COLUMN %s %s;",
  		adapter.SecureName(tableName),
  		adapter.SecureName(columnName),
  		sqlType)
  
  	dictionaryQuery := Cleanf(`
  		INSERT INTO %s (%s,%s,%s,%s,%s,%s)
  		VALUES ('%s','%s',%d,%d,%d,%d);`,
  
  		types.SQLDictionaryTableName,
  
  		types.SQLColumnLabelTableName, types.SQLColumnLabelColumnName,
  		types.SQLColumnLabelColumnType, types.SQLColumnLabelColumnLength,
  		types.SQLColumnLabelPrimaryKey, types.SQLColumnLabelColumnOrder,
  
  		tableName, columnName, sqlColumnType, length, 0, order)
  
  	return query, dictionaryQuery
  }
docs: // AlterColumnQuery returns a query for adding a new column to a table