Restriction de mise à jour

Cassandra versions requiring intermediate upgrades

Be sure to read the NEWS.txt for each version back to your current version.

Cassandra 3.0.x restrictions 

• Upgrade from Cassandra 2.2 versions later or equal to 2.2.2 directly to Cassandra 3.0.x.
• Upgrade from Cassandra 2.1 versions later or equal to 2.1.9 directly to Cassandra 3.0.x.
• Direct upgrade from Cassandra 2.0 and older versions is not supported.

Cassandra 2.2.x restrictions 

• Upgrade from Cassandra 2.1 versions later or equal to 2.1.9 directly to Cassandra 2.2.x.
• Direct upgrade from Cassandra 2.0 and older versions is not supported.

Cassandra 2.1.x restrictions 

• Upgrade from Cassandra 2.0.7 or later directly to Cassandra 2.1.
• Cassandra 2.1 is not compatible with Cassandra 1.x SSTables. To upgrade:
  1. Upgrade the SSTables.
  2. Upgrade the nodes to Cassandra 2.0.7 or later.
  3. Start the cluster.
  4. Upgrade the SSTables again.
  5. Stop the cluster.
  6. Upgrade to Cassandra 2.1.

Cassandra 2.0.x restrictions 

• Upgrade to Cassandra 2.0.x directly from Cassandra 1.2.9 or later.
• Upgrade from Cassandra earlier than 1.2.9 to Cassandra 2.0.x using a rolling restart:
  1. Upgrade the SSTables.
  2. Upgrade the entire cluster to 1.2.9
  3. Upgrade to Cassandra 2.0.