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DOC: cookbook entries
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doc/source/cookbook.rst

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@@ -279,6 +279,9 @@ The :ref:`Plotting <visualization>` docs.
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`Annotate a time-series plot
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<http://stackoverflow.com/questions/11067368/annotate-time-series-plot-in-matplotlib>`__
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`Annotate a time-series plot #2
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<http://stackoverflow.com/questions/17891493/annotating-points-from-a-pandas-dataframe-in-matplotlib-plot`__
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Data In/Out
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-----------
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`See here
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<http://stackoverflow.com/questions/16110252/need-to-compare-very-large-files-around-1-5gb-in-python/16110391#16110391>`__
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`Appending to a store, while creating a unique index
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<http://stackoverflow.com/questions/16997048/how-does-one-append-large-amounts-of-data-to-a-pandas-hdfstore-and-get-a-natural/16999397#16999397>`__
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`Large Data work flows
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<http://stackoverflow.com/questions/14262433/large-data-work-flows-using-pandas>`__
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`Setting min_itemsize with strings
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<http://stackoverflow.com/questions/15988871/hdfstore-appendstring-dataframe-fails-when-string-column-contents-are-longer>`__
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`Using ptrepack to create a completely-sorted-index on a store
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<http://stackoverflow.com/questions/17893370/ptrepack-sortby-needs-full-index>`__
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Storing Attributes to a group node
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.. ipython:: python

doc/source/io.rst

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@@ -1936,6 +1936,7 @@ specify. This behavior can be turned off by passing ``index=False`` to
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i = store.root.df.table.cols.index.index
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i.optlevel, i.kind
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See `here <http://stackoverflow.com/questions/17893370/ptrepack-sortby-needs-full-index>`__ for how to create a completely-sorted-index (CSI) on an existing store.
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Query via Data Columns
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~~~~~~~~~~~~~~~~~~~~~~
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processes). If you need reading and writing *at the same time*, you
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need to serialize these operations in a single thread in a single
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process. You will corrupt your data otherwise. See the issue
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<https://github.com/pydata/pandas/issues/2397> for more
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information.
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(:`2397`) for more information.
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- ``PyTables`` only supports fixed-width string columns in
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``tables``. The sizes of a string based indexing column
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(e.g. *columns* or *minor_axis*) are determined as the maximum size
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- A ``PerformanceWarning`` will be raised if you are attempting to
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store types that will be pickled by PyTables (rather than stored as
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endemic types). See
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<http://stackoverflow.com/questions/14355151/how-to-make-pandas-hdfstore-put-operation-faster/14370190#14370190>
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`Here <http://stackoverflow.com/questions/14355151/how-to-make-pandas-hdfstore-put-operation-faster/14370190#14370190>`__
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for more information and some solutions.
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Experimental

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