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Update docs/en/engines/database-engines/materialized-mysql.md

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Co-authored-by: olgarev <56617294+olgarev@users.noreply.github.com>
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docs/en/engines/database-engines/materialized-mysql.md
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@ -34,7 +34,7 @@ ENGINE = MaterializedMySQL('host:port', ['database' | database], 'user', 'passwo
- `max_rows_in_buffers` — Maximum number of rows that data is allowed to cache in memory (for database and the cache data unable to query). When this number is exceeded, the data will be materialized. Default: `65 505`.
- `max_bytes_in_buffers` — Maximum number of bytes that data is allowed to cache in memory (for database and the cache data unable to query). When this number is exceeded, the data will be materialized. Default: `1 048 576`.
- `max_flush_data_time` — Maximum number of milliseconds that data is allowed to cache in memory (for database and the cache data unable to query). When this time is exceeded, the data will be materialized. Default: `1000`.
- `max_wait_time_when_mysql_unavailable` — Retry interval when MySQL is not available (milliseconds). Negative value disable retry. Default: `1000`.
- `max_wait_time_when_mysql_unavailable` — Retry interval when MySQL is not available (milliseconds). Negative value disables retry. Default: `1000`.
- `allows_query_when_mysql_lost` — Allows to query a materialized table when MySQL is lost. Default: `0` (`false`).
```sql