Other changes

Additional changes to Cassandra 1.2.

Support for legacy tables.
Option used to start cqlsh in CQL 2 mode.
CLI command to query CQL 3 table.
New syntax for setting compression and compaction.
New compaction sub-properties for configuing the size-tiered bucketing process.
Change to the default consistency level, now set in the driver instead of CQL or globally using cqlsh.
Capability to drop a column from a table temporarily removed.
Removal of The WITH CONSISTENCY LEVEL clause from CQL commands. Programmatically, you now set the consistency level in the driver. On the command line, you can use a new cqlsh CONSISTENCY command.
As of Cassandra 1.2.3, CQL 3 supports blob constants.
As of Cassandra 1.2.3, new functions convert native types to blobs and perform timeuuid conversions.

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