Is there a way that I can reduce the columns in the 15GB. This is where e. Also check out this example from their vignette. For example to read in the data , rows at a time.
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Privacy policy. The TextFieldParser object allows you to parse and process very large file that are structured as delimited-width columns of text, such as log files or legacy database information.
Parsing a text file with TextFieldParser is similar to iterating over a text file, while the parse method to extract fields of text is similar to string manipulation methods used to tokenize delimited strings. Text files may have fields of various width, delimited by a character such as a comma or a tab space.
Define TextFieldType and the delimiter, as in the following example, which uses the SetDelimiters method to define a tab-delimited text file:.
Other text files may have field widths that are fixed. Sign up or log in Sign up using Google. Sign up using Facebook. Sign up using Email and Password. Post as a guest Name. Email Required, but never shown. The Overflow Blog. Podcast Making Agile work for data science.
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