https://bitbucket.org/mike_php_net/ext-pq/wiki/AsyncOperations
* Extended type support by pg_type:
https://bitbucket.org/mike_php_net/ext-pq/wiki/UsingTypes
* Fetching simple multi-dimensional array maps:
https://bitbucket.org/mike_php_net/ext-pq/wiki/FetchingResults#markdown-header-fetching-simple-maps
* Working Gateway implementation:
https://bitbucket.org/mike_php_net/ext-pq/wiki/AsyncOperations
* Extended type support by pg_type:
https://bitbucket.org/mike_php_net/ext-pq/wiki/UsingTypes
* Fetching simple multi-dimensional array maps:
https://bitbucket.org/mike_php_net/ext-pq/wiki/FetchingResults#markdown-header-fetching-simple-maps
* Working Gateway implementation: