DuckDB-WASM
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    Interface DuckDBModule

    interface DuckDBModule {
        arguments: string[];
        ccall: <I extends (JSType | null)[] | [], R extends JSType | null>(
            ident: string,
            returnType: R,
            argTypes: I,
            args: Extract<{ [P in string | number | symbol]: StringToType<I[P<P>]> }>,
            opts?: CCallOpts,
        ) => ReturnToType<R>;
        environment: EnvironmentType;
        FAST_MEMORY: number;
        FHEAP: Float64Array;
        filePackagePrefixURL: string;
        HEAP: Int32Array;
        HEAP16: Int16Array;
        HEAP32: Int32Array;
        HEAP64: BigInt64Array;
        HEAP8: Int8Array;
        HEAPF32: Float32Array;
        HEAPF64: Float64Array;
        HEAPU16: Uint16Array;
        HEAPU32: Uint32Array;
        HEAPU64: BigUint64Array;
        HEAPU8: Uint8Array;
        IHEAP: Int32Array;
        lengthBytesUTF8: (str: string) => number;
        logReadFiles: boolean;
        noExitRuntime: boolean;
        noInitialRun: boolean;
        onAbort: (what: any) => void;
        onRuntimeInitialized: () => void;
        postRun: (() => void)[];
        preInit: (() => void)[];
        preinitializedWebGLContext: WebGLRenderingContext;
        preloadedAudios: any;
        preloadedImages: any;
        preRun: (() => void)[];
        PThread: PThread;
        stackAlloc: (size: number) => number;
        stackRestore: (ptr: number) => void;
        stackSave: () => number;
        stringToUTF8: (
            str: string,
            outPtr: number,
            maxBytesToRead?: number,
        ) => void;
        TOTAL_MEMORY: number;
        TOTAL_STACK: number;
        wasmBinary: ArrayBuffer;
        _free(ptr: number): void;
        _malloc(size: number): number;
        addOnExit(cb: () => any): void;
        addOnInit(cb: () => any): void;
        addOnPostRun(cb: () => any): void;
        addOnPreMain(cb: () => any): void;
        addOnPreRun(cb: () => any): void;
        destroy(object: object): void;
        getPreloadedPackage(
            remotePackageName: string,
            remotePackageSize: number,
        ): ArrayBuffer;
        instantiateWasm(
            imports: WebAssemblyImports,
            successCallback: (module: Module) => void,
        ): WebAssemblyExports;
        locateFile(url: string, scriptDirectory: string): string;
        onCustomMessage(event: MessageEvent): void;
        print(str: string): void;
        printErr(str: string): void;
    }

    Hierarchy

    • EmscriptenModule
      • DuckDBModule
    Index

    Properties

    arguments ccall environment FAST_MEMORY FHEAP filePackagePrefixURL HEAP HEAP16 HEAP32 HEAP64 HEAP8 HEAPF32 HEAPF64 HEAPU16 HEAPU32 HEAPU64 HEAPU8 IHEAP lengthBytesUTF8 logReadFiles noExitRuntime noInitialRun onAbort onRuntimeInitialized postRun preInit preinitializedWebGLContext preloadedAudios preloadedImages preRun PThread stackAlloc stackRestore stackSave stringToUTF8 TOTAL_MEMORY TOTAL_STACK wasmBinary

    Methods

    _free _malloc addOnExit addOnInit addOnPostRun addOnPreMain addOnPreRun destroy getPreloadedPackage instantiateWasm locateFile onCustomMessage print printErr

    Properties

    arguments: string[]
    ccall: <I extends (JSType | null)[] | [], R extends JSType | null>(
        ident: string,
        returnType: R,
        argTypes: I,
        args: Extract<{ [P in string | number | symbol]: StringToType<I[P<P>]> }>,
        opts?: CCallOpts,
    ) => ReturnToType<R>
    environment: EnvironmentType
    FAST_MEMORY: number
    FHEAP: Float64Array
    filePackagePrefixURL: string
    HEAP: Int32Array
    HEAP16: Int16Array
    HEAP32: Int32Array
    HEAP64: BigInt64Array
    HEAP8: Int8Array
    HEAPF32: Float32Array
    HEAPF64: Float64Array
    HEAPU16: Uint16Array
    HEAPU32: Uint32Array
    HEAPU64: BigUint64Array
    HEAPU8: Uint8Array
    IHEAP: Int32Array
    lengthBytesUTF8: (str: string) => number
    logReadFiles: boolean
    noExitRuntime: boolean
    noInitialRun: boolean
    onAbort: (what: any) => void
    onRuntimeInitialized: () => void
    postRun: (() => void)[]
    preInit: (() => void)[]
    preinitializedWebGLContext: WebGLRenderingContext
    preloadedAudios: any
    preloadedImages: any
    preRun: (() => void)[]
    PThread: PThread
    stackAlloc: (size: number) => number
    stackRestore: (ptr: number) => void
    stackSave: () => number
    stringToUTF8: (str: string, outPtr: number, maxBytesToRead?: number) => void
    TOTAL_MEMORY: number
    TOTAL_STACK: number
    wasmBinary: ArrayBuffer

    Methods

    _free

    • _free(ptr: number): void

      Parameters

      • ptr: number

      Returns void

    _malloc

    • _malloc(size: number): number

      Parameters

      • size: number

      Returns number

    • Parameters

      • cb: () => any

      Returns void

    • Parameters

      • cb: () => any

      Returns void

    • Parameters

      • cb: () => any

      Returns void

    • Parameters

      • cb: () => any

      Returns void

    • Parameters

      • cb: () => any

      Returns void

    • Parameters

      • object: object

      Returns void

    • Parameters

      • remotePackageName: string
      • remotePackageSize: number

      Returns ArrayBuffer

    • Parameters

      • imports: WebAssemblyImports
      • successCallback: (module: Module) => void

      Returns WebAssemblyExports

    • Parameters

      • url: string
      • scriptDirectory: string

      Returns string

    • Parameters

      • event: MessageEvent

      Returns void

    • Parameters

      • str: string

      Returns void

    • Parameters

      • str: string

      Returns void

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