| HEAVY | = | true | Perform a HEAVY search when you want AWS to return all data that it has on a given search result. | |
| LITE | = | false | Perform a LITE search when you just want a small subset of the data that AWS has for a given search result. See the AWS documentation for more details. | |
| LIGHT | = | false | ||
| ALL_PAGES | = | 0 | Use the special constant ALL_PAGES when you are performing a search that accepts a page number as a parameter, but you want to retrieve all pages, not just a single page. | |
| ALL_EDITIONS | = | true | The following constants govern whether all editions of books are returned when performing Request#author_search, Request#keyword_search and Request#power_search. | |
| SINGLE_EDITION | = | false | ||
| RATE_LIMIT_REQUESTS | = | true | RATE_LIMIT_REQUESTS must be true for compliance with Amazon Web Services regulations, which stipulate no more than one search per second. | |
| MAX_LITE_ASINS | = | 30 | Maximum number of ASINs that can be handled by a lite search. | |
| MAX_HEAVY_ASINS | = | 10 | Maximum number of ASINs that can be handled by a heavy search. | |
| MAX_LITE_UPCS | = | 30 | Maximum number of UPCs that can be handled by a lite search. | |
| MAX_HEAVY_UPCS | = | 10 | Maximum number of UPCs that can be handled by a heavy search. | |
| MAX_REDIRECTS | = | 3 | Maximum number of 301 and 302 HTTP responses to follow, should Amazon later decide to change the location of the service. |
Returns an Array of valid product search modes, such as:
apparel, baby, books, classical, dvd, electronics, garden, kitchen, magazines, music, pc-hardware photo, software, tools, toys, universal, vhs, video, videogames, wireless-phones