摘要 |
In one embodiment, a method for managing database resources includes selecting a first query from a queue of queries and transmitting, by a global resource manager to a portion of a plurality of data nodes, a plurality of reserve resource messages. The method also includes receiving, by the global resource manager from the portion of the plurality of data nodes, a plurality of acknowledgement messages and transmitting, by the global resource manager to a coordinator node, an execute query message when the plurality of acknowledgement messages are positive acknowledgements. |