alamb commented on code in PR #6618:
URL: https://github.com/apache/arrow-datafusion/pull/6618#discussion_r1242735645
##########
datafusion/physical-expr/src/array_expressions.rs:
##########
@@ -1070,6 +1071,70 @@ pub fn array_ndims(args: &[ColumnarValue]) ->
Result<ColumnarValue> {
]))))
}
+macro_rules! contains {
Review Comment:
I don't quite understand this comment -- are you saying that it would be
better to use the `in_list` kernel rather than flattening it?
##########
docs/source/user-guide/expressions.md:
##########
@@ -179,23 +179,24 @@ Unlike to some databases the math functions in Datafusion
works the same way as
## Array Expressions
Review Comment:
❤️
##########
docs/source/user-guide/sql/scalar_functions.md:
##########
@@ -1424,6 +1425,21 @@ array_concat(array[, ..., array_n])
Can be a constant, column, or function, and any combination of array
operators.
- **array_n**: Subsequent array column or literal array to concatenate.
+### `array_contains`
+
+Returns true, if each element of the second array appearing in the first
array, otherwise false.
Review Comment:
```suggestion
Returns true, if each element of the second array appears in the first
array, otherwise false.
```
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