Technical Specifications
Technical Specifications | Maximum Value |
---|
Database capacity | Varying with the OS and hardware |
Size of a table | 32 TB |
Size of data in each row | 1 GB |
Size of a single field in each record | 1 GB |
Number of records in each table | 248 |
Number of columns in each table | 250 to 1600 (varying with the field type) |
Number of indexes in each table | Unlimited |
Number of columns contained in a composite index | 32 |
Database name length | 64 |
Object name length (excluding the database name) | 64 |
Number of constraints in each table | Unlimited |
Number of concurrent connections | 10000 |
Number of partitions in a partitioned table | 32768 |
Size of each partition in a partitioned table | 32 TB |
Number of records in each partition of a partitioned table | 255 |
Maximum LOB capacity | 1 GB minus 8203 bytes |
Maximum length of SQL text | 1048576 bytes |
openGauss 2025-04-17 08:13:05