src/parquet/column_writer.cc (3 lines):
	- line 68: // TODO: Due to the way we currently check if the buffer is full enough,
	- line 397: // TODO: This only works with due to some RLE specifics
	- line 584: // TODO Get rid of this deep call


src/parquet/statistics.cc (2 lines):
	- line 169: // TODO: support distinct count?
	- line 208: // TODO: support distinct count?


src/parquet/encoding-internal.h (2 lines):
	- line 853: // TODO: the key to this algorithm is to decode the entire miniblock at once.
	- line 947: // TODO: this doesn't work and requires memory management. We need to allocate


build-support/cpplint.py (2 lines):
	- line 2910: _RE_PATTERN_TODO = re.compile(r'^//(\s*)TODO(\(.+?\))?:?(\s|$)?')
	- line 2938: # Checks for common mistakes in TODO comments.


cmake_modules/SetupCxxFlags.cmake (1 line):
	- line 152: # TODO: Enable /Wall and disable individual warnings until build compiles without errors


benchmarks/decode_benchmark.cc (1 line):
	- line 32: * TODO: this file needs some major cleanup.


src/parquet/metadata.h (1 line):
	- line 65: // TODO (majetideepak): Implement support for pre_release


src/parquet/file_writer.cc (1 line):
	- line 35: // FIXME: copied from reader-internal.cc


src/parquet/test-util.h (1 line):
	- line 173: // TODO: compute a more precise maximum size for the encoded levels


src/parquet/arrow/schema.cc (1 line):
	- line 594: // TODO: DENSE_UNION, SPARE_UNION, JSON_SCALAR, DECIMAL_TEXT, VARCHAR


src/parquet/column_page.h (1 line):
	- line 35: // TODO: Parallel processing is not yet safe because of memory-ownership


src/parquet/parquet.thrift (1 line):
	- line 508: /** TODO: **/


src/parquet/column_reader.cc (1 line):
	- line 358: // TODO figure a way to set max_definition_level_ to 0


src/parquet/arrow/record_reader.cc (1 line):
	- line 677: // TODO figure a way to set max_definition_level_ to 0


src/parquet/arrow/arrow-schema-test.cc (1 line):
	- line 832: // TODO: Test Decimal Arrow -> Parquet conversion