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In many DataFrame.to_foo functions I can specify that I don't want to write the index >>&… Read more Store Pandas Dataframe In Pytables Table Without Storing Index

I have a DataFrame in Pandas: In [7]: my_df Out[7]: Int64Index: 34 entries, 0 to 0 Columns: 2661 … Read more Unable To Save Dataframe To Hdf5 ("object Header Message Is Too Large")

I have a problem with NumPy's argsort. It creates an int64 array of the length of the input arr… Read more Argsort On A Pytables' Array

Is it clear what I am doing wrong? I'm experimenting with pandas HDFStore.select start and stop… Read more Hdfstore Start Stop Not Working

I'm trying to multiplicate 2 big matrices with memory limit using hdf5 (pytables) but function … Read more Matrix Multiplication Using Hdf5

Problem I have a large (> 500e6 rows) dataset that I've put into a pytables database. Lets … Read more Finding A Duplicate In A Hdf5 Pytable With 500e6 Rows

I have recently started learning about PyTables and found it very interesting. My question is: Wha… Read more What Is The Advantage Of Pytables?

http://pandas.pydata.org/pandas-docs/stable/io.html#indexing I'm really confused about this con… Read more Indexing And Data Columns In Pandas/pytables