Overview
This topic covers the features of the major and kernel minor versions of PolarDB for PostgreSQL and .
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The listed minor kernel version is the minimum required for the corresponding feature.
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: The current major kernel version supports the feature without version restrictions.
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: The current major kernel version does not support the feature.
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Feature |
PolarDB for PostgreSQL |
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11 |
14 |
15 |
16 |
17 |
18 |
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Enterprise Edition |
Enterprise Edition |
Standard Edition |
Distributed Edition |
Enterprise Edition |
Standard Edition |
Enterprise Edition |
Standard Edition |
Distributed Edition |
Enterprise Edition |
Standard Edition |
Enterprise Edition |
Standard Edition |
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Database autonomous services |
2.0.11.15.42.0 |
2.0.14.12.24.0 |
2.0.15.12.4.0 |
2.0.16.8.3.0 |
2.0.17.2.2.1 |
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2.0.14.10.19.0 |
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Distributed |
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2.0.14.17.34.0 |
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2.0.16.9.6.0 |
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2.0.14.17.34.0 |
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2.0.16.9.6.0 |
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2.0.14.17.34.0 |
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2.0.16.9.6.0 |
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2.0.14.17.34.0 |
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2.0.16.9.6.0 |
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2.0.14.17.34.0 |
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2.0.16.9.6.0 |
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2.0.14.17.34.0 |
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2.0.16.9.6.0 |
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2.0.14.17.34.0 |
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2.0.16.9.6.0 |
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2.0.14.17.34.0 |
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2.0.16.9.6.0 |
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Fast recovery |
2.0.11.2.1.0 |
2.0.14.5.1.0 |
2.0.15.7.1.1 |
2.0.16.3.1.1 |
2.0.17.2.1.0 |
2.0.18.0.1.0 |
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2.0.11.9.17.0 |
2.0.14.5.1.0 |
2.0.15.7.1.1 |
2.0.16.3.1.1 |
2.0.17.2.1.0 |
2.0.18.0.1.0 |
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2.0.11.15.38.0 |
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HTAP |
2.0.11.9.27.0 |
2.0.14.8.11.0 |
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2.0.14.10.20.0 |
2.0.15.15.7.0 |
2.0.16.8.3.0 |
2.0.17.7.5.0 |
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Security and reliability |
2.0.11.2.1.0 |
2.0.14.5.1.1 |
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2.0.16.9.6.0 |
2.0.17.6.4.0 |
2.0.18.0.1.0 |
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AI |
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2.0.14.13.28.0 |
2.0.15.12.4.0 |
2.0.16.6.2.0 |
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2.0.14.17.35.0 |
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2.0.14.22.43.0 |
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2.0.15.17.8.0 |
2.0.16.11.15.0 |
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2.0.17.9.6.0 |
2.0.18.3.2.0 |
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Memory optimization |
2.0.11.2.1.0 |
2.0.14.5.2.0 |
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2.0.11.9.28.0 |
2.0.14.9.15.0 |
2.0.15.7.1.1 |
2.0.16.3.1.1 |
2.0.17.2.1.0 |
2.0.18.0.1.0 |
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2.0.14.8.11.0 |
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Optimizer |
2.0.11.15.44.0 |
2.0.14.13.28.0 |
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2.0.14.13.27.0 |
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2.0.14.13.28.0 |
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2.0.16.9.9.0 |
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2.0.11.15.44.0 |
2.0.14.13.28.0 |
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2.0.14.8.11.0 |
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Partitioned tables |
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2.0.14.9.15.0 |
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2.0.14.10.17.0 |
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2.0.14.9.15.0 |
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Resource management |
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2.0.14.12.24.0 |
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2.0.11.2.1.0 |
2.0.14.5.1.0 |
2.0.15.7.2.0 |
2.0.16.3.1.1 |
2.0.17.2.1.0 |
2.0.18.0.1.0 |
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Storage cost |
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2.0.14.10.21.0 |
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2.0.16.9.6.0 |
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Storage performance |
2.0.11.2.0.0 |
2.0.14.5.1.0 |
2.0.15.12.4.0 |
2.0.16.6.2.0 |
2.0.17.2.1.0 |
2.0.18.0.1.0 |
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2.0.11.15.37.0 |
2.0.14.9.15.0 to 2.0.14.13.27.0 |
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2.0.14.13.28.0 |
2.0.15.12.4.0 |
2.0.16.8.3.0 |
2.0.17.2.2.1 |
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2.0.14.13.28.0 |
2.0.15.12.4.0 |
2.0.16.6.2.0 |
2.0.17.2.1.0 |
2.0.18.0.1.0 |
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2.0.14.12.23.1 |
2.0.15.7.1.1 |
2.0.16.3.1.1 |
2.0.17.2.1.0 |
2.0.18.0.1.0 |
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Direct WAL buffer reads for physical and logical replication |
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2.0.14.13.27.0 |
2.0.15.12.4.0 |
2.0.16.6.2.0 |
2.0.17.2.1.0 |
2.0.18.0.1.0 |
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Miscellaneous |
2.0.11.9.30.0 |
2.0.14.9.15.0 |
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2.0.11.9.22.0 |
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