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Posted to commits@cassandra.apache.org by al...@apache.org on 2019/12/16 17:35:02 UTC
[cassandra] branch trunk updated: Document 4.0 system keyspace
changes, bump generations
This is an automated email from the ASF dual-hosted git repository.
aleksey pushed a commit to branch trunk
in repository https://gitbox.apache.org/repos/asf/cassandra.git
The following commit(s) were added to refs/heads/trunk by this push:
new 8202845 Document 4.0 system keyspace changes, bump generations
8202845 is described below
commit 8202845facd741f01fbfbbec93d6a3c8e6078644
Author: Aleksey Yeshchenko <al...@apache.org>
AuthorDate: Mon Dec 9 15:32:35 2019 +0000
Document 4.0 system keyspace changes, bump generations
patch by Aleksey Yeschenko; reviewed by Sam Tunnicliffe for
CASSANRA-15454
---
CHANGES.txt | 1 +
src/java/org/apache/cassandra/auth/AuthKeyspace.java | 15 ++++++++-------
.../cassandra/repair/SystemDistributedKeyspace.java | 3 ++-
.../org/apache/cassandra/schema/CompressionParams.java | 1 -
src/java/org/apache/cassandra/tracing/TraceKeyspace.java | 5 ++---
5 files changed, 13 insertions(+), 12 deletions(-)
diff --git a/CHANGES.txt b/CHANGES.txt
index b88a65b..6783b2c 100644
--- a/CHANGES.txt
+++ b/CHANGES.txt
@@ -1,4 +1,5 @@
4.0-alpha3
+ * Document 4.0 system keyspace changes, bump generations (CASSANDRA-15454)
* Make it possible to disable STCS-in-L0 during runtime (CASSANDRA-15445)
* Removed obsolete OldNetworkTopologyStrategy (CASSANDRA-13990)
* Align record header of FQL and audit binary log (CASSANDRA-15076)
diff --git a/src/java/org/apache/cassandra/auth/AuthKeyspace.java b/src/java/org/apache/cassandra/auth/AuthKeyspace.java
index 750900e..a57257c 100644
--- a/src/java/org/apache/cassandra/auth/AuthKeyspace.java
+++ b/src/java/org/apache/cassandra/auth/AuthKeyspace.java
@@ -41,8 +41,9 @@ public final class AuthKeyspace
* generation and document your change here.
*
* gen 0: original definition in 3.0
+ * gen 1: compression chunk length reduced to 16KiB, memtable_flush_period_in_ms now unset on all tables in 4.0
*/
- public static final long GENERATION = 0;
+ public static final long GENERATION = 1;
public static final String ROLES = "roles";
public static final String ROLE_MEMBERS = "role_members";
@@ -89,12 +90,12 @@ public final class AuthKeyspace
+ "PRIMARY KEY(resource, role))");
private static final TableMetadata NetworkPermissions =
- parse(NETWORK_PERMISSIONS,
- "user network permissions",
- "CREATE TABLE %s ("
- + "role text, "
- + "dcs frozen<set<text>>, "
- + "PRIMARY KEY(role))");
+ parse(NETWORK_PERMISSIONS,
+ "user network permissions",
+ "CREATE TABLE %s ("
+ + "role text, "
+ + "dcs frozen<set<text>>, "
+ + "PRIMARY KEY(role))");
private static TableMetadata parse(String name, String description, String cql)
{
diff --git a/src/java/org/apache/cassandra/repair/SystemDistributedKeyspace.java b/src/java/org/apache/cassandra/repair/SystemDistributedKeyspace.java
index 3c26bca..a28a637 100644
--- a/src/java/org/apache/cassandra/repair/SystemDistributedKeyspace.java
+++ b/src/java/org/apache/cassandra/repair/SystemDistributedKeyspace.java
@@ -76,8 +76,9 @@ public final class SystemDistributedKeyspace
* gen 1: (pre-)add options column to parent_repair_history in 3.0, 3.11
* gen 2: (pre-)add coordinator_port and participants_v2 columns to repair_history in 3.0, 3.11, 4.0
* gen 3: gc_grace_seconds raised from 0 to 10 days in CASSANDRA-12954 in 3.11.0
+ * gen 4: compression chunk length reduced to 16KiB, memtable_flush_period_in_ms now unset on all tables in 4.0
*/
- public static final long GENERATION = 3;
+ public static final long GENERATION = 4;
public static final String REPAIR_HISTORY = "repair_history";
diff --git a/src/java/org/apache/cassandra/schema/CompressionParams.java b/src/java/org/apache/cassandra/schema/CompressionParams.java
index 102edd8..21bea74 100644
--- a/src/java/org/apache/cassandra/schema/CompressionParams.java
+++ b/src/java/org/apache/cassandra/schema/CompressionParams.java
@@ -42,7 +42,6 @@ import org.apache.cassandra.io.compress.*;
import org.apache.cassandra.io.util.DataInputPlus;
import org.apache.cassandra.io.util.DataOutputPlus;
import org.apache.cassandra.net.MessagingService;
-import org.apache.cassandra.streaming.messages.StreamMessage;
import static java.lang.String.format;
diff --git a/src/java/org/apache/cassandra/tracing/TraceKeyspace.java b/src/java/org/apache/cassandra/tracing/TraceKeyspace.java
index a48c4dd..8c6d8c8 100644
--- a/src/java/org/apache/cassandra/tracing/TraceKeyspace.java
+++ b/src/java/org/apache/cassandra/tracing/TraceKeyspace.java
@@ -20,7 +20,6 @@ package org.apache.cassandra.tracing;
import java.net.InetAddress;
import java.nio.ByteBuffer;
import java.util.*;
-import java.util.concurrent.TimeUnit;
import org.apache.cassandra.cql3.statements.schema.CreateTableStatement;
import org.apache.cassandra.db.Mutation;
@@ -53,12 +52,13 @@ public final class TraceKeyspace
* will ever start; see the note below for why this is necessary; actual change in 3.0:
* removed default ttl, reduced bloom filter fp chance from 0.1 to 0.01.
* gen 1577836800000001: (pre-)adds coordinator_port column to sessions and source_port column to events in 3.0, 3.11, 4.0
+ * gen 1577836800000002: compression chunk length reduced to 16KiB, memtable_flush_period_in_ms now unset on all tables in 4.0
*
* * Until CASSANDRA-6016 (Oct 13, 2.0.2) and in all of 1.2, we used to create system_traces keyspace and
* tables in the same way that we created the purely local 'system' keyspace - using current time on node bounce
* (+1). For new definitions to take, we need to bump the generation further than that.
*/
- public static final long GENERATION = 1577836800000001L;
+ public static final long GENERATION = 1577836800000002L;
public static final String SESSIONS = "sessions";
public static final String EVENTS = "events";
@@ -96,7 +96,6 @@ public final class TraceKeyspace
return CreateTableStatement.parse(format(cql, table), SchemaConstants.TRACE_KEYSPACE_NAME)
.id(TableId.forSystemTable(SchemaConstants.TRACE_KEYSPACE_NAME, table))
.gcGraceSeconds(0)
- .memtableFlushPeriod((int) TimeUnit.HOURS.toMillis(1))
.comment(description)
.build();
}
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