Windows 10 R v 3.3.2 包＆＃34; RMySQL＆＃34; 当我想使用此命令访问数据库中表的字段时：
> dbListFields(hg19,"affyU133PLus2")
我收到此信息：
.local（conn，statement，...）出错：无法运行语句： 表＆＃39; hg19.affyU133PLus2＆＃39;不存在
但是这个表存在：
allTables [1:19]
[1]＆＃34; HInv＆＃34; ＆＃34; HInvGeneMrna＆＃34; [3] ＆＃34; acembly＆＃34; ＆＃34; acemblyClass＆＃34; [5] ＆＃34; acemblyPep＆＃34; ＆＃34; affyCytoScan＆＃34; [7] ＆＃34; affyExonProbeAmbiguous＆＃34; ＆＃34; affyExonProbeCore＆＃34; [9] ＆＃34; affyExonProbeExtended＆＃34; ＆＃34; affyExonProbeFree＆＃34; [11] ＆＃34; affyExonProbeFull＆＃34; ＆＃34; affyExonProbesetAmbiguous＆＃34; [13] ＆＃34; affyExonProbesetCore＆＃34; ＆＃34; affyExonProbesetExtended＆＃34; [15] ＆＃34; affyExonProbesetFree＆＃34; ＆＃34; affyExonProbesetFull＆＃34; [17] ＆＃34; affyGnf1h＆＃34; ＆＃34; affyU133＆＃34; [19] ＆＃34; affyU133Plus2＆＃34;