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DuckDB-WASM
Methods
cancelPendingQuery
- cancelPendingQuery(conn: number): boolean
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Returns boolean
closePrepared
- closePrepared(conn: number, statement: number): void
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Parameters
-
conn: number
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statement: number
Returns void
collectFileStatistics
- collectFileStatistics(file: string, enable: boolean): void
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Parameters
-
file: string
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enable: boolean
Returns void
connect
- connect(): DuckDBConnection
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copyFileToBuffer
- copyFileToBuffer(name: string): Uint8Array
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Returns Uint8Array
copyFileToPath
- copyFileToPath(name: string, path: string): void
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Parameters
-
name: string
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path: string
Returns void
createPrepared
- createPrepared(conn: number, text: string): number
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Parameters
-
conn: number
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text: string
Returns number
createScalarFunction
- createScalarFunction(conn: number, name: string, returns: DataType<Type, any>, func: ((...args: any[]) => void)): void
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Parameters
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conn: number
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name: string
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returns: DataType<Type, any>
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func: ((...args: any[]) => void)
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- (...args: any[]): void
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Returns void
Returns void
disconnect
- disconnect(conn: number): void
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Returns void
dropFile
- dropFile(name: string): void
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Returns void
dropFiles
- dropFiles(): void
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Returns void
exportFileStatistics
- exportFileStatistics(file: string): FileStatistics
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fetchQueryResults
- fetchQueryResults(conn: number): Uint8Array
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Returns Uint8Array
flushFiles
- flushFiles(): void
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Returns void
getFeatureFlags
- getFeatureFlags(): number
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Returns number
getTableNames
- getTableNames(conn: number, text: string): string[]
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Parameters
-
conn: number
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text: string
Returns string[]
getVersion
- getVersion(): string
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Returns string
globFiles
- globFiles(path: string): WebFile[]
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Returns WebFile[]
insertArrowFromIPCStream
- insertArrowFromIPCStream(conn: number, buffer: Uint8Array, options?: ArrowInsertOptions): void
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Parameters
-
conn: number
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buffer: Uint8Array
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Returns void
insertCSVFromPath
- insertCSVFromPath(conn: number, path: string, options: CSVInsertOptions): void
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Parameters
-
conn: number
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path: string
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Returns void
insertJSONFromPath
- insertJSONFromPath(conn: number, path: string, options: JSONInsertOptions): void
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Parameters
-
conn: number
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path: string
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Returns void
open
- open(config: DuckDBConfig): void
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Returns void
pollPendingQuery
- pollPendingQuery(conn: number): null | Uint8Array
-
Returns null | Uint8Array
registerFileBuffer
- registerFileBuffer(name: string, buffer: Uint8Array): void
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Parameters
-
name: string
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buffer: Uint8Array
Returns void
registerFileHandle
- registerFileHandle<HandleType>(name: string, handle: HandleType, protocol: DuckDBDataProtocol, directIO: boolean): void
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Parameters
-
name: string
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handle: HandleType
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directIO: boolean
Returns void
registerFileText
- registerFileText(name: string, text: string): void
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Parameters
-
name: string
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text: string
Returns void
registerFileURL
- registerFileURL(name: string, url: string, proto: DuckDBDataProtocol, directIO: boolean): void
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Parameters
-
name: string
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url: string
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-
directIO: boolean
Returns void
reset
- reset(): void
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Returns void
runPrepared
- runPrepared(conn: number, statement: number, params: any[]): Uint8Array
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Parameters
-
conn: number
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statement: number
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params: any[]
Returns Uint8Array
runQuery
- runQuery(conn: number, text: string): Uint8Array
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Parameters
-
conn: number
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text: string
Returns Uint8Array
sendPrepared
- sendPrepared(conn: number, statement: number, params: any[]): Uint8Array
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Parameters
-
conn: number
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statement: number
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params: any[]
Returns Uint8Array
startPendingQuery
- startPendingQuery(conn: number, text: string): null | Uint8Array
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Parameters
-
conn: number
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text: string
Returns null | Uint8Array
tokenize
- tokenize(text: string): ScriptTokens
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Returns ScriptTokens