clickhouse
https://github.com/yandex/clickhouse
C++
ClickHouse is a free analytic DBMS for big data.
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- Issues
- Make client rainbow parentheses optional
- `SerializationEnum::serializeTextQuoted` ignores `output_format_values_escape_quote_with_quote`, causing `INSERT INTO sqlite_table` to fail with SQLite syntax error for `Enum` values whose name contains a single quote
- Backport #103773 to 25.8: Fix UB while parsing dateTime
- Fix toString(DateTime, tz) throwing when tz is Nullable(String) with …
- Fix server crash in `getTablesSplitByDependencyLevel` with cyclic dependencies
- When a table has no ORDER BY key, we should use `optimize_row_order` by default
- mapWithBuckets(LowCardinality(String), ...) very slow if both subcolumns and whole map requested
- Disable omitting frame pointers for simpler unwind
- Text index: fix forwarding tokenizer to supported functions
- Skip 01154_move_partition_long on Azure blob storage
- Docs
- C++ not yet supported