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Applies to:
Databricks SQL
Databricks Runtime
Returns the schema of a CSV string in DDL format.
Syntax
schema_of_csv(csv [, options] )
Arguments
csv: ASTRINGliteral with validCSVdata.options: An optionalMAPliterals where keys and values areSTRING.
Returns
A STRING composing a struct.
The field names are derived by position as _Cn.
The values hold the derived formatted SQL types.
For details on options see from_csv function.
Examples
> DESCRIBE SELECT schema_of_csv('1,abc');
STRUCT<`_c0`: INT, `_c1`: STRING>