I have a very large file (100's of millions of data points) and I am using mapreduce and datastore to get access to specifc chunks of data.
I get the following error (below) when I run it and I do not know how to go around it. lAny suggestions on how to deal with this?
Error using matlab.io.datastore.TabularTextDatastore/readData (line 81)Mismatch between file and format character vector.Trouble reading 'Numeric' field from file (row number 1136, field number 15) ==>AAC,A,0,116,COM,7.63,25,24597\nError in matlab.io.datastore.TabularDatastore/read (line 120) [t, info] = readData(ds);Error in matlab.io.datastore.internal.shim.read (line 7) [varargout{1 : nargout}] = read(ds);Error in mapreduce (line 116) outds = execMapReduce(mrcer, ds, mapfun, reducefun, parsedStruct);Caused by: Reading the variable name 'ticker' using format '%f' from file
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