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StatisticsReader

cqlite_core::storage::sstable::statistics_reader

Struct StatisticsReader 

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pub struct StatisticsReader { /* private fields */ }
Expand description

High-level Statistics.db file reader

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impl StatisticsReader

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pub async fn open(path: &Path, platform: Arc<Platform>) -> Result<Self>

Open and parse a Statistics.db file

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pub fn statistics(&self) -> &SSTableStatistics

Get the raw statistics data

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pub fn analyze(&self) -> StatisticsSummary

Get a human-readable summary analysis

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pub fn file_path(&self) -> &Path

Get the file path

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pub async fn validate_checksum(&self) -> Result<bool>

Validate checksum for parsed statistics

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pub fn matches_table(&self, table_id: &[u8; 16]) -> bool

Check if the Statistics.db corresponds to a specific table

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pub fn row_count(&self) -> u64

Get row count information

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pub fn live_row_count(&self) -> u64

Get live row count (excluding tombstones)

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pub fn timestamp_range(&self) -> (i64, i64)

Get timestamp range in microseconds

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pub fn compression_info(&self) -> (&str, f64)

Get compression information

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pub fn partition_info(&self) -> (u64, f64, u64)

Get partition statistics

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pub fn column_stats(&self, column_name: &str) -> Option<&ColumnStatistics>

Get column statistics by name

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pub fn column_names(&self) -> Vec<&str>

Get all column names with statistics

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pub fn has_ttl_data(&self) -> bool

Check if data has TTL information

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pub fn disk_usage(&self) -> (u64, u64, f64)

Get disk space usage information

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pub fn generate_report(&self, include_column_details: bool) -> String

Generate a detailed report

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pub fn compact_summary(&self) -> String

Get a compact summary for CLI display

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