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fix: Supports pyarrow's large_list #3086

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Merged
merged 2 commits into from
Feb 4, 2025
Merged

fix: Supports pyarrow's large_list #3086

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4d1daf1
Maps large_list to array
Feb 3, 2025
a77385d
Merge branch 'main' into support-large-list
jaidisido Feb 3, 2025
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6 changes: 3 additions & 3 deletions awswrangler/_data_types.py
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Original file line number Diff line number Diff line change
Expand Up @@ -51,7 +51,7 @@ def pyarrow2athena( # noqa: PLR0911,PLR0912
return pyarrow2athena(dtype=dtype.value_type, ignore_null=ignore_null)
if pa.types.is_decimal(dtype):
return f"decimal({dtype.precision},{dtype.scale})"
if pa.types.is_list(dtype):
if pa.types.is_list(dtype) or pa.types.is_large_list(dtype):
return f"array<{pyarrow2athena(dtype=dtype.value_type, ignore_null=ignore_null)}>"
if pa.types.is_struct(dtype):
return (
Expand Down Expand Up @@ -100,7 +100,7 @@ def pyarrow2redshift( # noqa: PLR0911,PLR0912
return f"DECIMAL({dtype.precision},{dtype.scale})"
if pa.types.is_dictionary(dtype):
return pyarrow2redshift(dtype=dtype.value_type, string_type=string_type)
if pa.types.is_list(dtype) or pa.types.is_struct(dtype) or pa.types.is_map(dtype):
if pa.types.is_list(dtype) or pa.types.is_struct(dtype) or pa.types.is_map(dtype) or pa.types.is_large_list(dtype):
return "SUPER"
raise exceptions.UnsupportedType(f"Unsupported Redshift type: {dtype}")

Expand Down Expand Up @@ -213,7 +213,7 @@ def pyarrow2postgresql( # noqa: PLR0911
return pyarrow2postgresql(dtype=dtype.value_type, string_type=string_type)
if pa.types.is_binary(dtype):
return "BYTEA"
if pa.types.is_list(dtype):
if pa.types.is_list(dtype) or pa.types.is_large_list(dtype):
return pyarrow2postgresql(dtype=dtype.value_type, string_type=string_type) + "[]"
raise exceptions.UnsupportedType(f"Unsupported PostgreSQL type: {dtype}")

Expand Down