DuckDB v0.10.1 for Pascal

The Pascal API structure aligns with C++ DuckDB v0.10.1.

Record optional_idx

Description
Hierarchy
Fields
Methods
Properties

Unit

ddb

Declaration

type optional_idx = record

Description

Class: optional_idx of ddb

Overview

Fields

Public o: Pduckdb_optional_idx;

Methods

Public constructor FromNativePointer(ptr : Pduckdb_optional_idx);
Public class operator Explicit(const r: optional_idx): Boolean;
Public procedure AutoRelease();
Public procedure Init(); overload;
Public procedure Init(arg1: UInt64); overload;
Public class function Invalid(): optional_idx; overload; static;
Public function IsValid(): Boolean; overload;
Public function GetIndex(): UInt64; overload;

Description

Fields

Public o: Pduckdb_optional_idx;

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Methods

Public constructor FromNativePointer(ptr : Pduckdb_optional_idx);

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Public class operator Explicit(const r: optional_idx): Boolean;

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Public procedure AutoRelease();

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Public procedure Init(); overload;

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Public procedure Init(arg1: UInt64); overload;

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Public class function Invalid(): optional_idx; overload; static;

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Public function IsValid(): Boolean; overload;

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Public function GetIndex(): UInt64; overload;

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Error Message