Improve cassandra MAM backend performance #1133
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gadgetci
reviewed
Dec 23, 2016
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| %% gen_server callbacks | ||
| -export([init/1, handle_call/3, handle_cast/2, handle_info/2, | ||
| terminate/2, code_change/3]). | ||
| -export([queue_length/1]). | ||
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| -behaviour(gen_server). | ||
| -behaviour(mongoose_cassandra). |
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According to Compiler:
Warning: undefined callback function prepared_queries/0 (behaviour 'mongoose_cassandra')
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michalwski
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| @@ -1,4 +1,5 @@ | |||
| language: erlang | |||
| dist: trusty | |||
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Presets from "matrix" by default run on 12.04 which is unable to compile one of the new dependencies due to lack of C++11 support in GCC.
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I see. Sounds like a bug in travis though.
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For just the Cassandra client change, please see #1145 . |
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Thanks! |
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This PR changes cassandra's client library to cqerl which is better supported by community then seestar. Also there are some changes in cassandra DB schema in order to improve query performance.