docs: Label bloom_filter_on_read as a reading config (#15933)

* docs: Label �loom_filter_on_read as a reading config

* fix: Update configs.md

Author: nuno-faria

datafusion/common/src/config.rs

@@ -473,6 +473,9 @@ config_namespace! {
         /// nanosecond resolution.
         pub coerce_int96: Option<String>, transform = str::to_lowercase, default = None
 
+        /// (reading) Use any available bloom filters when reading parquet files
+        pub bloom_filter_on_read: bool, default = true
+
         // The following options affect writing to parquet files
         // and map to parquet::file::properties::WriterProperties
 
@@ -548,9 +551,6 @@ config_namespace! {
         /// default parquet writer setting
         pub encoding: Option<String>, transform = str::to_lowercase, default = None
 
-        /// (writing) Use any available bloom filters when reading parquet files
-        pub bloom_filter_on_read: bool, default = true
-
         /// (writing) Write bloom filters for all columns when creating parquet files
         pub bloom_filter_on_write: bool, default = false
 

datafusion/sqllogictest/test_files/information_schema.slt

@@ -339,7 +339,7 @@ datafusion.execution.parquet.allow_single_file_parallelism true (writing) Contro
 datafusion.execution.parquet.binary_as_string false (reading) If true, parquet reader will read columns of `Binary/LargeBinary` with `Utf8`, and `BinaryView` with `Utf8View`. Parquet files generated by some legacy writers do not correctly set the UTF8 flag for strings, causing string columns to be loaded as BLOB instead.
 datafusion.execution.parquet.bloom_filter_fpp NULL (writing) Sets bloom filter false positive probability. If NULL, uses default parquet writer setting
 datafusion.execution.parquet.bloom_filter_ndv NULL (writing) Sets bloom filter number of distinct values. If NULL, uses default parquet writer setting
-datafusion.execution.parquet.bloom_filter_on_read true (writing) Use any available bloom filters when reading parquet files
+datafusion.execution.parquet.bloom_filter_on_read true (reading) Use any available bloom filters when reading parquet files
 datafusion.execution.parquet.bloom_filter_on_write false (writing) Write bloom filters for all columns when creating parquet files
 datafusion.execution.parquet.coerce_int96 NULL (reading) If true, parquet reader will read columns of physical type int96 as originating from a different resolution than nanosecond. This is useful for reading data from systems like Spark which stores microsecond resolution timestamps in an int96 allowing it to write values with a larger date range than 64-bit timestamps with nanosecond resolution.
 datafusion.execution.parquet.column_index_truncate_length 64 (writing) Sets column index truncate length

docs/source/user-guide/configs.md

@@ -59,6 +59,7 @@ Environment variables are read during `SessionConfig` initialisation so they mus
 | datafusion.execution.parquet.schema_force_view_types                    | true                      | (reading) If true, parquet reader will read columns of `Utf8/Utf8Large` with `Utf8View`, and `Binary/BinaryLarge` with `BinaryView`.                                                                                                                                                                                                                                                                                                                                                                                                                                     |
 | datafusion.execution.parquet.binary_as_string                           | false                     | (reading) If true, parquet reader will read columns of `Binary/LargeBinary` with `Utf8`, and `BinaryView` with `Utf8View`. Parquet files generated by some legacy writers do not correctly set the UTF8 flag for strings, causing string columns to be loaded as BLOB instead.                                                                                                                                                                                                                                                                                           |
 | datafusion.execution.parquet.coerce_int96                               | NULL                      | (reading) If true, parquet reader will read columns of physical type int96 as originating from a different resolution than nanosecond. This is useful for reading data from systems like Spark which stores microsecond resolution timestamps in an int96 allowing it to write values with a larger date range than 64-bit timestamps with nanosecond resolution.                                                                                                                                                                                                        |
+| datafusion.execution.parquet.bloom_filter_on_read                       | true                      | (reading) Use any available bloom filters when reading parquet files                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     |
 | datafusion.execution.parquet.data_pagesize_limit                        | 1048576                   | (writing) Sets best effort maximum size of data page in bytes                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                            |
 | datafusion.execution.parquet.write_batch_size                           | 1024                      | (writing) Sets write_batch_size in bytes                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 |
 | datafusion.execution.parquet.writer_version                             | 1.0                       | (writing) Sets parquet writer version valid values are "1.0" and "2.0"                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   |
@@ -74,7 +75,6 @@ Environment variables are read during `SessionConfig` initialisation so they mus
 | datafusion.execution.parquet.statistics_truncate_length                 | NULL                      | (writing) Sets statictics truncate length. If NULL, uses default parquet writer setting                                                                                                                                                                                                                                                                                                                                                                                                                                                                                  |
 | datafusion.execution.parquet.data_page_row_count_limit                  | 20000                     | (writing) Sets best effort maximum number of rows in data page                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           |
 | datafusion.execution.parquet.encoding                                   | NULL                      | (writing) Sets default encoding for any column. Valid values are: plain, plain_dictionary, rle, bit_packed, delta_binary_packed, delta_length_byte_array, delta_byte_array, rle_dictionary, and byte_stream_split. These values are not case sensitive. If NULL, uses default parquet writer setting                                                                                                                                                                                                                                                                     |
-| datafusion.execution.parquet.bloom_filter_on_read                       | true                      | (writing) Use any available bloom filters when reading parquet files                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     |
 | datafusion.execution.parquet.bloom_filter_on_write                      | false                     | (writing) Write bloom filters for all columns when creating parquet files                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                |
 | datafusion.execution.parquet.bloom_filter_fpp                           | NULL                      | (writing) Sets bloom filter false positive probability. If NULL, uses default parquet writer setting                                                                                                                                                                                                                                                                                                                                                                                                                                                                     |
 | datafusion.execution.parquet.bloom_filter_ndv                           | NULL                      | (writing) Sets bloom filter number of distinct values. If NULL, uses default parquet writer setting                                                                                                                                                                                                                                                                                                                                                                                                                                                                      |