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    API Reference ↗
    Data connectivity & integrationPipeline Builder ExpressionsRename struct field

    Rename struct field

    Supported in: Batch, Streaming

    Rename fields within a struct.

    Expression categories: Data preparation, Struct

    Declared arguments

    • Expression - no description
      Expression<Struct>
    • Renames - no description
      List<Tuple<StructLocator, Literal<String>>>

    Output type: Struct

    Examples

    Example 1: Base case

    Argument values:

    • Expression: struct
    • Renames: [(airline.id, identifier)]
    structOutput
    {
     airline: {
     id: NA,
    },
    }    		{
     airline: {
     identifier: NA,
    },
    }
    {
     airline: {
     id: FE,
    },
    }    		{
     airline: {
     identifier: FE,
    },
    }

    Example 2: Base case

    Argument values:

    • Expression: struct
    • Renames: [(airline.id, identifier)]
    structOutput
    nullnull