duckdb::ArrowScanLocalState Struct Reference

Inheritance diagram for duckdb::ArrowScanLocalState:

Collaboration diagram for duckdb::ArrowScanLocalState:

Public Member Functions
	ArrowScanLocalState (unique_ptr< ArrowArrayWrapper > current_chunk, ClientContext &context)
void	Reset ()
ArrowArrayScanState &	GetState (idx_t child_idx)
Public Member Functions inherited from duckdb::LocalTableFunctionState
template<class TARGET >
TARGET &	Cast ()
template<class TARGET >
const TARGET &	Cast () const

Public Attributes
shared_ptr< ArrowArrayWrapper >	chunk
idx_t	chunk_offset = 0
idx_t	batch_index = 0
vector< column_t >	column_ids
unordered_map< idx_t, unique_ptr< ArrowArrayScanState > >	array_states
TableFilterSet *	filters = nullptr
DataChunk	all_columns
	The DataChunk containing all read columns (even filter columns that are immediately removed)
ClientContext &	context

Constructor & Destructor Documentation

ArrowScanLocalState()

duckdb::ArrowScanLocalState::ArrowScanLocalState ( unique_ptr< ArrowArrayWrapper >  current_chunk, ClientContext &  context  )

inlineexplicit

        : chunk(current_chunk.release()), context(context) {
    }

Member Function Documentation

Reset()

void duckdb::ArrowScanLocalState::Reset ( )

inline

                 {
        chunk_offset = 0;
        for (auto &col : array_states) {
            col.second->Reset();
        }
    }

GetState()

ArrowArrayScanState & duckdb::ArrowScanLocalState::GetState ( idx_t  child_idx )

inline

                                                   {
        auto it = array_states.find(child_idx);
        if (it == array_states.end()) {
            auto child_p = make_uniq<ArrowArrayScanState>(context);
            auto &child = *child_p;
            array_states.emplace(child_idx, std::move(child_p));
            return child;
        }
        return *it->second;
    }

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The documentation for this struct was generated from the following file:

• external/duckdb/duckdb.cpp