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Aman Sinha <asinha@maprtech.com>
committed
on 13 Feb
DRILL-7117: Support creation of equi-depth histogram for selected data types.
Support int/bigint/float4/float8, time/timestamp/date and bool… Show more
DRILL-7117: Support creation of equi-depth histogram for selected data types.

Support int/bigint/float4/float8, time/timestamp/date and boolean.

Build the histogram from the t-digest byte array and serialize as JSON string.

More changes for serialization/deserialization.

Add code-gen stubs (empty) for VarChar/VarBinary types.

Address review comments (part 1).  Add unit test.

Address review comments (part 2) for sampling.

close apache/drill#1715

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