CASSANDRA-18232: CEP-26 Rewrite compaction information, updating LCS, STSC, TWCS, and adding … #2973
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…UCS. Adding more UCS text and images, and fixing stem. Sneak in sai partial about sai only supporting UPDATE or DELETE. Add a note about vector max limit. Switch syntax for overused variables. Add info on edge cases for S. Submitted by Lorina Poland, source from Branimir Lambov; Reviewed by Mick Semb Wever for CASSANDRA-18232
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| * big (3.0.0): literally BigTable format | ||
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| === Version 5 | ||
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| * bti (5.0.0): Big Trie format |
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working on a fix for this…
| provide highly available global semantics. For example Cassandra does | ||
| not support: | ||
| provide highly available global semantics. | ||
| For example, {cassandra} does not support: | ||
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| * Cross-partition transactions | ||
| * Distributed joins | ||
| * Foreign keys or referential integrity. |
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later on, it might be worth adding a sentence here that this changes in 5.1 with Accord ACID transactions
| `max_mutation_size` is a half the size of `commitlog_segment_size`. | ||
| == Logging writes to commit logs | ||
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| When a write occurs, {cassandra} writes the data to a local append-only https://cassandra.apache.org/_/glossary.html#commit-log[commit log] on disk. |
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here, and below, a few links need fixing. working on it…
| ** `periodic`: In periodic mode, writes are immediately ack'ed, and the | ||
| CommitLog is simply synced every "commitlog_sync_period" | ||
| milliseconds. | ||
| ** `periodic`: In periodic mode, writes are immediately acknowledged, and the commit log is simply synced every "commitlog_sync_period" milliseconds. | ||
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| - `commitlog_sync_period`: Time to wait between "periodic" fsyncs | ||
| _Default Value:_ 10000ms |
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for later, these default value lines are not indented, so it doesn't read easy
| @@ -4,6 +4,8 @@ | |||
| The xref:cassandra:getting-started/sai-quickstart.adoc[SAI quickstart] focuses only on defining multiple indexes based on non-primary key columns (a very useful feature). | |||
| Let's explore other options using some examples of how you can run queries on tables that have differently defined SAI indexes. | |||
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| include::developing:partial$sai/sai-only-select.adoc[] | |||
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not working, any suggestions @polandll ?
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i don't see includes being used on adoc files anywhere else … ? 🤷
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| = Compaction overview | |||
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why do the breadcrumbs work on the index.adoc but not this page or any of the other subpages ?
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what is this file about ?
| * xref:cassandra:managing/operating/auditlogging.adoc[Audit logging] | ||
| * xref:cassandra:managing/operating/audit_logging.adoc[Audit logging 2] |
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not part of this review, but why are there two audit logging pages ?
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Committed as 93a4fcd |
Resubmitting