chore: check schema for small parquet file too.

[youngsofun]

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Summary

before this pr, when try loading small parquet files with diff schema, user may encounter error like

error: APIError: QueryFailed: [1104]index out of bounds: the len is 4 but the index is 4.

Tests

• Unit Test
• Logic Test
• Benchmark Test
• No Test - Explain why

Type of change

• Bug Fix (non-breaking change which fixes an issue)
• New Feature (non-breaking change which adds functionality)
• Breaking Change (fix or feature that could cause existing functionality not to work as expected)
• Documentation Update
• Refactoring
• Performance Improvement
• Other (please describe):

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This change is 

[b41sh]

LGTM
We'd better support reading different schema pqrquet files in future PR, it's a common situation for users to add and delete fields.