db.currentOp()method currentOpcommand 返回: currentOp.transaction如果操作属于事务的一部分。 currentOp.twoPhaseCommitCoordinator涉及写入多个分片的分片事务的指标。 mongod和mongos日志消息 在TXN日志组件中包含有关慢速事务(即超过operationProfiling.slowOpThresholdMs阈值的事务)的信息。
mongoshell provides thedb.collection.countDocuments()helper method that uses the$groupwith a$sumexpression to perform a count. Distinct Operation To perform a distinct operation within a transaction: For unsharded collections, you can use thedb.collection.distinct()method/thedistinctcommand as well as...
4098 ER_UNKNOWN_COMPRESSION_METHOD Unknown compression method: %s 4099 ER_WRONG_NUMBER_OF_VALUES_IN_TVC The used table value constructor has a different number of values Error CodeSQLSTATEErrorDescription 4100 ER_FIELD_REFERENCE_IN_TVC Field reference '%-.192s' can't be used in table value ...
making it a practical solution for various air compressor models. **Ease of Installation and Maintenance** Installing this Air Oil Separator Replacement Kit is a straightforward process, thanks to its user-friendly design. The kit's components are engineered for easy installation, allowing you to ...
connection failover When a connection currently being used between MariaDB MaxScale and the database server fails a replacement will be automatically created to another server by MariaDB MaxScale without client intervention backend database A term used to refer to a database that sits behind Maria...
So to build a drop in replacement do: $ ../dist/configure --enable-sql --enable-sql_compat Where can I find out more about SQLite? First, recall that the Berkeley DB SQL API is essentially identical to SQLite. The products [do differ in some significan wayshttp://www.oracle.com/tech...
Return true if the Database.consume method is configured to return key/data pairs in order, always returning the key/data item from the head of the queue. boolean getReadOnly() Return true if the database is configured in read-only mode. boolean getReadUncommitted() Return true if the...
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The automotive parts industry provides components, systems, subsystems and modules to VMs for the manufacture of new vehicles, as well as to the aftermarket for use as replacement parts for current production and older vehicles. Key driver: macro-economic factors such as credit availability, ...
Unknown compression method: %s 4099 ER_WRONG_NUMBER_OF_VALUES_IN_TVC The used table value constructor has a different number of valuesError Code Error Description 4100 ER_FIELD_REFERENCE_IN_TVC Field reference '%s' can't be used in table value constructor 4101 ER_WRONG_TYPE_FOR_PE...