public RowMutation dropFromSchema(long timestamp) {
RowMutation rm = new RowMutation(Table.SYSTEM_TABLE, SystemTable.getSchemaKSKey(name));
rm.delete(new QueryPath(SystemTable.SCHEMA_KEYSPACES_CF), timestamp);
rm.delete(new QueryPath(SystemTable.SCHEMA_COLUMNFAMILIES_CF), timestamp);
rm.delete(new QueryPath(SystemTable.SCHEMA_COLUMNS_CF), timestamp);
return rm;
}
public RowMutation toSchema(long timestamp) {
RowMutation rm = new RowMutation(Table.SYSTEM_TABLE, SystemTable.getSchemaKSKey(name));
ColumnFamily cf = rm.addOrGet(SystemTable.SCHEMA_KEYSPACES_CF);
cf.addColumn(Column.create(name, timestamp, "name"));
cf.addColumn(Column.create(durableWrites, timestamp, "durable_writes"));
cf.addColumn(Column.create(strategyClass.getName(), timestamp, "strategy_class"));
cf.addColumn(Column.create(json(strategyOptions), timestamp, "strategy_options"));
for (CFMetaData cfm : cfMetaData.values()) cfm.toSchema(rm, timestamp);
return rm;
}