ColumnPrefixUniquenessConstraint<String> singleUnique
= new ColumnPrefixUniquenessConstraint<String>(keyspace, UNIQUE_CF, "testMultiLock_A")
.withConsistencyLevel(ConsistencyLevel.CL_ONE)
.withPrefix("prefix_");
try {
unique.acquire();
String uniqueColumn = singleUnique.readUniqueColumn();
Assert.assertEquals("abc", uniqueColumn);
LOG.info("UniqueColumn: " + uniqueColumn);
}
catch (Exception e) {