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1 | | -<!-- $PostgreSQL: pgsql/doc/src/sgml/high-availability.sgml,v 1.30 2007/12/16 09:44:27 momjian Exp $ --> |
| 1 | +<!-- $PostgreSQL: pgsql/doc/src/sgml/high-availability.sgml,v 1.31 2008/01/28 18:43:55 momjian Exp $ --> |
2 | 2 |
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3 | 3 | <chapter id="high-availability"> |
4 | 4 | <title>High Availability, Load Balancing, and Replication</title> |
@@ -374,6 +374,17 @@ protocol to make nodes agree on a serializable transactional order. |
374 | 374 | <entry align="center">•</entry> |
375 | 375 | </row> |
376 | 376 |
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| 377 | + <row> |
| 378 | + <entry>Communication Method</entry> |
| 379 | + <entry align="center">shared disk</entry> |
| 380 | + <entry align="center">disk blocks</entry> |
| 381 | + <entry align="center">WAL</entry> |
| 382 | + <entry align="center">table rows</entry> |
| 383 | + <entry align="center">SQL</entry> |
| 384 | + <entry align="center">table rows</entry> |
| 385 | + <entry align="center">table rows and row locks</entry> |
| 386 | + </row> |
| 387 | + |
377 | 388 | </tbody> |
378 | 389 | </tgroup> |
379 | 390 | </table> |
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