cursor that reads partition from meta collection needs to be serializable and possibly DB_RMW

Tokutek / mongo

TokuMX is a high-performance, concurrent, compressing, drop-in replacement engine for MongoDB | Issue tracker: https://tokutek.atlassian.net/browse/MX/ |

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cursor that reads partition from meta collection needs to be serializable and possibly DB_RMW #1156

Closed zkasheff closed 10 years ago

zkasheff commented 10 years ago

Otherwise, a multi-statement transaction may botch the open of a partitioned collection by using a snapshot cursor and not seeing all the partitions that exist.