incr-stats-util.cc File Reference

#include "incr-stats-util.h"
#include <boost/foreach.hpp>
#include <boost/unordered_set.hpp>
#include <gutil/strings/substitute.h>
#include <cmath>
#include <sstream>
#include "common/logging.h"
#include "service/hs2-util.h"
#include "udf/udf.h"
#include "gen-cpp/CatalogService_types.h"
#include "gen-cpp/CatalogObjects_types.h"
#include "exprs/aggregate-functions.h"
#include "common/names.h"

Include dependency graph for incr-stats-util.cc:

Go to the source code of this file.

Classes
struct	PerColumnStats

Namespaces
	impala
	This file contains type definitions that are used throughout the code base.

Functions
StringVal	IncrementNdvFinalize (FunctionContext *ctx, const StringVal &src)
string	EncodeNdv (const string &ndv, bool *is_encoded)
string	DecodeNdv (const string &ndv, bool is_encoded)
void	impala::FinalizePartitionedColumnStats (const TTableSchema &col_stats_schema, const vector< TPartitionStats > &existing_part_stats, const vector< vector< string > > &expected_partitions, const TRowSet &rowset, int32_t num_partition_cols, TAlterTableUpdateStatsParams *params)

Function Documentation

string DecodeNdv	(	const string &	ndv,
		bool	is_encoded
	)

Definition at line 97 of file incr-stats-util.cc.

References HLL_LEN, and gen_ir_descriptions::idx.

Referenced by impala::FinalizePartitionedColumnStats(), and TEST().

string EncodeNdv	(	const string &	ndv,
		bool *	is_encoded
	)

Definition at line 58 of file incr-stats-util.cc.

References count, HLL_LEN, and gen_ir_descriptions::idx.

Referenced by impala::FinalizePartitionedColumnStats(), and TEST().

StringVal IncrementNdvFinalize	(	FunctionContext *	ctx,
		const StringVal &	src
	)

Definition at line 39 of file incr-stats-util.cc.

References impala_udf::FunctionContext::Free(), HLL_LEN, impala_udf::AnyVal::is_null, impala_udf::StringVal::len, and impala_udf::StringVal::ptr.