EXTERNAL_COLUMNS

All functions > SOURCE > EXTERNAL_COLUMNS

Mapping of source columns to features.

Signatures

Returns: Row of data from table source

EXTERNAL_COLUMNS(source_columns: ARRAY<FEATURE>, aliases: ARRAY<FEATURE>, types: ARRAY<TYPE>, bound_columns: ARRAY<FEATURE>, bound_features: ARRAY<FEATURE>, source_type: VARCHAR, source_content: VARCHAR) → ROW

sql

Parameter	Type	Required	Description
`source_columns`	`ARRAY<FEATURE>`	Yes	Array of source column names
`aliases`	`ARRAY<FEATURE>`	Yes	Array of alias names
`types`	`ARRAY<TYPE>`	Yes	Array of types
`bound_columns`	`ARRAY<FEATURE>`	Yes	Array of bound column names
`bound_features`	`ARRAY<FEATURE>`	Yes	Array of bound feature names
`source_type`	`VARCHAR`	Yes	Source type: TABLE, SQL, CSV, JSON
`source_content`	`VARCHAR`	Yes	Source content: table name, SQL query, CSV text, JSON text

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Last update at: 2026/03/03 16:47:38

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