Description
Decodes a Base64 string into a bytearray.Syntax
Base64Decode(string_expression)
Examples
Base64Decode('aGVsbG8gd29ybGQ=') returns a byte array equivalent to ‘hello world’
Getting Started
Packages & Workflows
- ETL: Packages & Workflows Overview
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Sources
- ETL: Sources Overview
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Expressions & Functions
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- ETL: Base64DecodeToString
- ETL: Base64Encode
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- ETL: Flatten
- ETL: FLOOR
- ETL: GetBytes
- ETL: GetDay
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- ETL: GetMilliSecond
- ETL: GetMinute
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- ETL: GetWeek
- ETL: GetWeekYear
- ETL: GetYear
- ETL: HoursBetween
- ETL: INDEXOF
- ETL: IntervalIntersection
- ETL: IsBase64
- ETL: IsEmpty
- ETL: IsISODatetime
- ETL: ISOAddDuration
- ETL: ISODatetimeToString
- ETL: ISODatetimeToTimestampFormat
- ETL: ISOSubtractDuration
- ETL: ISOToDay
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- ETL: ISOToMinute
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- ETL: JsonExtract
- ETL: JsonExtractScalar
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- ETL: LAST_INDEX_OF
- ETL: LatitudeFromIP
- ETL: LCFIRST
- ETL: Length
- ETL: LOG
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- ETL: MapToBag
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- ETL: OsFamily
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- ETL: ParseDate
- ETL: ParseDoubleOrDefault
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- ETL: PlatformFamily
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- ETL: RANDOM
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- ETL: STRSPLITTOBAG
- ETL: SUBSTRING
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- ETL: SwitchTimeZone
- ETL: TAN
- ETL: TANH
- ETL: TimestampFormatToISODatetime
- ETL: TOBAG
- ETL: ToDate
- ETL: ToDateCustomFormats
- ETL: ToHexString
- ETL: ToJson
- ETL: TOKENIZE
- ETL: TOMAP
- ETL: ToMilliSeconds
- ETL: ToString
- ETL: TOTUPLE
- ETL: ToUnixTime
- ETL: TRIM
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- ETL: URLDecode
- ETL: URLEncode
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- ETL: XPathToBag
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Destinations
- ETL: Destinations Overview
- ETL: Amazon Redshift
- ETL: Database
- ETL: Facebook Ads
- ETL: File Storage
- ETL: Google Ads
- ETL: Google BigQuery
- ETL: Google Spanner
- ETL: HubSpot
- ETL: MongoDB
- ETL: NetSuite SOAP
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- ETL: REST API
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Scheduling, Jobs & Clusters
- ETL: Scheduling, Jobs & Clusters Overview
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Alerts & Monitoring
Security & Access
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- ETL: Reverse SSH Tunnel from Windows
- ETL: Firewall Setup
- ETL: IP Allowlist
Functions A to Z
ETL: Base64Decode
Decode a Base64-encoded string into a byte array in your ETL pipeline. Use BASE64DECODE for processing encoded binary data in transformations.
Last modified on April 20, 2026
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