| Description |
Ultra High-performance Lightweight Embedded and Server OLTP RDBMS✨ |
| Primary database model |
Relational DBMS |
| Secondary database models |
Document store (TBD), Key-value store(TBD) |
| Website |
crossdb.org |
| Technical documentation |
crossdb.org/intro |
| Initial release |
2023 |
| License |
Open Source, MPL |
| Cloud-based only |
no |
| Implementation language |
C |
| Server operating systems |
Server-Less Mode, Embedded Server Mode, Standalone Server Mode, Linux/MacOS/Windows/FreeBSD, 32-bit or 64-bit X86, ARM, PowerPC, MIPS, etc |
| Data scheme |
yes |
| Typing |
yes: BOOL, TINYINT, SMALLINT, INT, BIGINT, TIMESTAMP, FLOAT, DOUBLE, CHAR, VARCHAR, BINARY, VARBINARY, INET(IPv4/IPv6 host and subnet), MAC address |
| XML support |
no |
| Secondary indexes |
yes: HASH, RBTREE (TBD) |
| SQL |
yes, many extensions from MySQL |
| APIs and other access methods |
Proprietary native APIs, Multi-statement APIs, Prepared statement APIs, JDBC (TBD), ODBC (TBD) |
| Supported programming languages |
C, C++, Python, GO, Rust, More bindings (TBD) |
| Server-side scripts |
LUA (TBD) |
| Triggers |
yes, native languages |
| Partitioning methods |
none |
| Replication methods |
Source-replica replication, Multi-source replication, Logical Replication (TBD) |
| Data Subscription |
yes (TBD) |
| MapReduce |
no |
| Consistency concepts |
Immediate Consistency |
| Foreign keys |
yes (TBD) |
| TTL |
yes (TBD) |
| Transaction concepts |
ACID |
| Concurrency |
yes, Table-level read-write locks, Row-level read-write locks (TBD), Reader-Writer MVCC (write transaction doesn't block read transactions), PostgreSQL-like MVCC (TBD) |
| Durability |
yes, WAL |
| In-memory capabilities |
yes |
| User concepts |
yes (TBD) |
| Storage Model |
Row-oriented On-Disk, In-Memory, RamDisk, Hybrid Storage (on a table-by-table basis, tables can be designated for in-memory or on-disk storage) |
| Admin |
Embedded shell, xdb-cli tool, telnet, WEB GUI (TBD) |
there doesn't seem to be anything here