Change Details

Validate query for max size and max complexity. Basic rate limiting with size and complexity. Error response for long running quires. + a calculate query cost (1 unit per node) + Limit the maximum number of concurrent requests (Not for the first version). - For the entire system - For a particular client - Use something like https://en.wikipedia.org/wiki/Leaky_bucket

Validate query for max size and max complexity. Basic rate limiting with size and complexity. Error response for long running quires. + calculate the cumulative query cost (1 unit per node) + Limit the maximum number of concurrent requests (Not for the first version). - For the entire system - For a particular client - Use something like https://en.wikipedia.org/wiki/Leaky_bucket

Validate query for max size and max complexity. Basic rate limiting with size and complexity. Error response for long running quires. + a calccalculate the cumulateive query cost (1 unit per node) + Limit the maximum number of concurrent requests (Not for the first version). - For the entire system - For a particular client - Use something like https://en.wikipedia.org/wiki/Leaky_bucket