Simply display zero if it's less or equals to 0.
#include <Parsers/ASTSetQuery.h>
#include <Parsers/ASTUseQuery.h>
#include <Parsers/ASTSelectWithUnionQuery.h>
#include <Parsers/ASTQueryWithOutput.h>
#include <Parsers/ASTLiteral.h>
#include <Parsers/ASTIdefier.h>
#include <Parsers/ASTColumnDeclaration.h>
#include <Processors/Formats/Impl/NullFormat.h>
#include <Processors/Formats/IInputFormat.h>
#include <Processors/Formats/IOutputFormat.h>
#include <QueryPipeline/QueryPipeline.h>
#include <QueryPipeline/QueryPipelineBuilder.h>
#include <Processors/QueryPlan/QueryPlan.h>
#include <Processors/QueryPlan/BuildQueryPipelineSettings.h>
#include <Processors/QueryPlan/Optimizations/QueryPlanOptimizationSettings.h>
#include <Processors/Executors/PullingAsyncPipelineExecutor.h>
#include <Processors/Transforms/AddingDefaultsTransform.h>
#include <Interpreters/ReplaceQueryParameterVisitor.h>
#include <Interpreters/ProfileEventsExt.h>
#include <IO/WriteBufferFromOStream.h>
#include <IO/CompressionMethod.h>
#include <Client/InternalTextLogs.h>
#include <boost/algorithm/string/replace.hpp>
namespace fs = std::filesystem;
using namespace std::literals;
namespace CurrentMetrics
{
    extern const Metric MemoryTracking;
}
namespace DB