[feature](Nereids) support array type (#22851)
FEATURE: 1. enable array type in Nereids 2. support generice on function signature 3. support array and map type in type coercion and type check 4. add element_at and element_slice syntax in Nereids parser REFACTOR: 1. remove AbstractDataType BUG FIX: 1. remove FROM from nonReserved keyword list TODO: 1. support lambda expression 2. use Nereids' way do function type coercion 3. use castIfnotSame when do implict cast on BoundFunction 4. let AnyDataType type coercion do same thing as function type coercion 5. add below array function - array_apply - array_concat - array_filter - array_sortby - array_exists - array_first_index - array_last_index - array_count - array_shuffle shuffle - array_pushfront - array_pushback - array_repeat - array_zip - reverse - concat_ws - split_by_string - explode - bitmap_from_array - bitmap_to_array - multi_search_all_positions - multi_match_any - tokenize
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@ -272,9 +272,9 @@ public class ScalarType extends Type {
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return TIME;
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case "DECIMAL":
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case "DECIMALV2":
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return (ScalarType) createDecimalType();
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return createDecimalType();
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case "DECIMALV3":
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return (ScalarType) createDecimalV3Type();
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return createDecimalV3Type();
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case "LARGEINT":
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return LARGEINT;
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default:
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