pyflink.table.expression.Expression.elt

Expression.elt(expr, *exprs) → Expression

Returns the index-th expression. null if index is null or out of range. index must be an integer between 1 and the number of expressions.

Parameters:

• expr – a STRING or BINARY expression

• exprs – a STRING or BINARY expression

Returns:

result type is the least common type of all expressions.

Added in version 1.12.0.