文档解释 ORA-40229: scoring cost matrix not found Cause: The model does not have a scoring cost matrix. Action: To remove a scoring cost matrix the ……

文档解释 Error number: MY-010434; Symbol: ER_SERVER_COST_INVALID_COST_CONSTANT; SQLSTATE: HY000 Message: Invalid value for cost constant “%s” in mys……

文档解释 ORA-40283: missing cost matrix Cause: Cost matrix specification is missing. Action: Provide valid cost matrix specification. Check syntax f……

文档解释 ORA-40282: invalid cost matrix Cause: Cost matrix specification is invalid. Action: Provide valid cost matrix specification. Check syntax f……

文档解释 ORA-40291: model cost not available Cause: The supplied model was assumed to have been built with a cost matrix specification, when in real……

文档解释 Error number: MY-010435; Symbol: ER_ENGINE_COST_UNKNOWN_COST_CONSTANT; SQLSTATE: HY000 Message: Unknown cost constant “%s” in mysql.engine_……

文档解释 ORA-40302: invalid classname string in cost matrix specification Cause: Actual or predicted classname specified is not present in training ……

文档解释 ORA-40301: invalid cost matrix specification Cause: A valid cost matrix is not specified. Action: Consult documentation for valid cost matr……

Redis的神奇速度：极速体验 Redis是一款开源的key-value存储系统，内存占用低，可将操作结果缓存至内存中，提高读取速度。近年来，Redis已经成为很多互联网公……

文档解释 ORA-40228: scoring cost matrix already exists Cause: The model already has a scoring cost matrix. Action: To add a new scoring cost matrix ……