IMPORTANT: This is a beta release and is intended for testing purposes only. Elasticsearch 2.0.0-beta2 is not compatible with 2.0.0-beta1, and there is no guarantee that Elasticsearch 2.0.0-beta2 will be compatible with Elasticsearch 2.0.0 GA.

DO NOT DEPLOY IN PRODUCTION

Breaking changes

• CAT API:
  • Default _cat verbose to false #13180 (issue: #13156)
• Internal:
  • Remove usage of tuple as a method parameter #13135 (issue: #10787)
• Mapping:
  • Rename position_offset_gap to position_increment_gap #13056 (issue: #12562)
  • Default position_offset_gap to 100 #12544 (issue: #7268)
• Settings:
  • Remove environment from transport client #13383 (issue: #13155)

Deprecations

• Geo:
  • Refactor geo_point validate_* and normalize_* for 1.7 #12300
• Query DSL:
  • Query DSL: deprecate _name and boost in short variants of queries #12966 (issue: #11744)

Enhancements

• Core:
  • Manual synchronization when iterating over listeners in InternalClusterInfoService #13270 (issue: #3)
• Exceptions:
  • Make mlockall configuration easier. #13057
• Internal:
  • add default impl for resolveIndex() #13218
  • Removed the operation_threaded option. #13119 (issue: #12395)
  • Remove SpawnModules #13034 (issue: #12783)
• Mapping:
  • Refactor ignore_malformed and coerce GeoPointFieldType to Builder #13289 (issue: #13285)
• Network:
  • Remove broadcast address check. #13328 (issue: #13327)
  • Convert upgrade action to broadcast by node #13205 (issue: #13204)
  • Add mechanism for transporting shard-level actions by node #12944 (issue: #7990)
• Plugins:
  • Replace HTTP urls with HTTPS in PluginManager #12824 (issue: #12748)
• REST:
  • Add favicon #13054
• Settings:
  • Stop o.e.c.s.Settings from leaking Guava dependency #13517 (issue: #13224)
• Stats:
  • Sort thread pools by name in Nodes Stats #13121
  • Expose shards data and state path via ShardStats #13118 (issue: #13106)
• Warmers:
  • Warmers delete _all should not throw exception when no warmers #13058 (issue: #8991)

Bug fixes

• Aggregations:
  • GeoDistance Aggregation now prints field name when it finds an unexpected token. #13033 (issue: #12391)
• Allocation:
  • Take relocating shard into consideration during awareness allocation #13512 (issue: #12551)
  • Take Shard data path into account in DiskThresholdDecider #13195 (issue: #13106)
  • Expand ClusterInfo to provide min / max disk usage for allocation decider #13163 (issue: #13106)
  • Take initializing shards into consideration during awareness allocation #12551 (issue: #12522)
• Core:
  • Engine: refresh before translog commit #13414 (issue: #13379)
  • Call beforeIndexShardCreated listener earlier in createShard #13153
  • Detect duplicate settings keys on startup #13086 (issue: #13079)
  • Don't check if directory is present to prevent races #13049
• Engine:
  • Engine: Let AlreadyClosedException and EngineClosedExceptionBubble up #13380 (issue: #13266)
• Inner Hits:
  • Protected against large size option #13416 (issue: #13394)
• Internal:
  • Add listeners for postIndex, postCreate, and postDelete #13203 (issue: #13202)
  • Make refresh a replicated action #13068 (issues: #12600, #9421)
  • Pass down the EngineConfig to IndexSearcherWrapper #12883
• Mapping:
  • Fix numerous checks for equality and compatibility in mapper field types #13206 (issues: #13112, #8871)
  • Fix doc parser to still pre/post process metadata fields on disabled type #13137 (issue: #13017)
  • Fix document parsing to properly ignore entire type when disabled #13085 (issue: #13017)
• Nested Docs:
  • Nested query should only use bitset cache for parent filter #13087
• Network:
  • Improve situation when network.host is set to wildcard (e.g. 0.0.0.0) #13299 (issue: #13274)
• Packaging:
  • Fix service.bat start/stop issues #13398 (issues: #13247, #13401)
  • Don't surround -Xloggc log filename with quotes #13296 (issue: #13277)
  • Add missing null check in ESPolicy. #13232
  • More portable extraction of short hostname #13109 (issue: #13107)
• Parent/Child:
  • Split the _parent field mapping's field type into two field types #13399 (issue: #13169)
• Plugins:
  • Installing plugin without checksums ends up downloading from github #13197 (issue: #13196)
• Query DSL:
  • span_containing and span_within override default boost coming from lucene #13339 (issue: #13272)
  • simple_query_string overrides boost coming from lucene #13331 (issue: #13272)
  • Query DSL: match_phrase_prefix to take boost into account #13142 (issue: #13129)
• REST:
  • update_all_types missing from REST spec and tests #12840
• Recovery:
  • Failed to properly ack translog ops during wait on mapping changes #13535
• Scripting:
  • Propagate Headers and Context through to ScriptService #12982 (issue: #12891)
• Search:
  • Allow reads on shards that are in POST_RECOVERY #13246 (issues: #13068, #9421)
• Settings:
  • Fix discovery.zen.join_timeout default value logic #13162
• Shadow Replicas:
  • Allow deleting closed indices with shadow replicas #13309 (issue: #13297)
• Snapshot/Restore:
  • Snapshot restore request should accept indices options #13357 (issues: #10744, #13335)

Upgrades

• Dates:
  • Update joda-time to 2.8.2 #13092 (issue: #12859)
• Plugin Cloud AWS:
  • Update AWS SDK to 1.10.12 #13090