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scylladb/db
Avi Kivity 337ee6153a Merge "Support SSTables 3.x in Scylla runtime" from Vladimir and Piotr
"
This patchset makes it possible to use SSTables 'mc' format, commonly
referred to as 'SSTables 3.x', when running Scylla instance.

Several bugs found on this way are fixed. Also, a configuration option
is introduced to allow running Scylla either with 'mc' or 'la' format
as default.

Tests: unit {release}

+ tested Scylla with both 'la' and 'mc' formats to work fine:

cqlsh> CREATE KEYSPACE test WITH replication = {'class': 'SimpleStrategy', 'replication_factor': 1};                                                                  [3/1890]
cqlsh> USE test;
cqlsh:test> CREATE TABLE cfsst3 (pk int, ck int, rc int, PRIMARY KEY (pk, ck)) WITH compression = {'sstable_compression': ''};
cqlsh:test> INSERT INTO cfsst3 (pk, ck, rc) VALUES ( 4, 7, 8);
    <<flush>>
cqlsh:test> DELETE from cfsst3 WHERE pk = 4 and ck> 3 and ck < 8;
    <<flush>>
cqlsh:test> INSERT INTO cfsst3 (pk, ck) VALUES ( 2, 3);
cqlsh:test> INSERT INTO cfsst3 (pk, ck) VALUES ( 4, 6);
cqlsh:test> SELECT * FROM cfsst3 ;

 pk | ck | rc
----+----+------
  2 |  3 | null
  4 |  6 | null

(2 rows)
    <<Scylla restart>>
cqlsh:test> INSERT INTO cfsst3 (pk, ck) VALUES ( 5, 7);
cqlsh:test> INSERT INTO cfsst3 (pk, ck) VALUES ( 6, 8);
cqlsh:test> INSERT INTO cfsst3 (pk, ck) VALUES ( 7, 9);
cqlsh:test> INSERT INTO cfsst3 (pk, ck) VALUES ( 8, 10);
cqlsh:test> SELECT * from cfsst3 ;

 pk | ck | rc
----+----+------
  5 |  7 | null
  8 | 10 | null
  2 |  3 | null
  4 |  6 | null
  7 |  9 | null
  6 |  8 | null

(6 rows)
"

* 'projects/sstables-30/try-runtime/v8' of https://github.com/argenet/scylla:
  database: Honour enable_sstables_mc_format configuration option.
  sstables: Support SSTables 'mc' format as a feature.
  db: Add configuration option for enabling SSTables 'mc' format.
  tests: Add test for reading a complex column with zero subcolumns (SST3).
  sstables: Fix parsing of complex columns with zero subcolumns.
  sstables: Explicitly cast api::timestamp_type to uint64_t when delta-encoding.
  sstables: Use parser_type instead of abstract_type::parse_type in column_translation.
  bytes: Add helper for turning bytes_view into sstring_view.
  sstables: Only forward the call to fast_forwarding_to in mp_row_consumer_m if filter exists.
  sstables: Fix string formatting for exception messages in m_format_read_helpers.
  sstables: Don't validate timestamps against the max value on parsing.
  sstables: Always store only min bases in serialization_header.
  sstables: Support 'mc' version parsing from filename.
  SST3: Make sure we call consume_partition_end
2018-09-26 11:10:07 +01:00
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