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  • REFERENCE
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          • BEGIN
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              • jsonb_object()
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              • jsonb_typeof()
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              • to_jsonb()
          • Money
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              • Tables for the code examples
                • table t1
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            • Analyzing a normal distribution
              • Bucket allocation scheme
              • do_clean_start.sql
              • cr_show_t4.sql
              • cr_dp_views.sql
              • cr_int_views.sql
              • cr_pr_cd_equality_report.sql
              • cr_bucket_using_width_bucket.sql
              • cr_bucket_dedicated_code.sql
              • do_assert_bucket_ok
              • cr_histogram.sql
              • cr_do_ntile.sql
              • cr_do_percent_rank.sql
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              • do_populate_results.sql
              • do_report_results.sql
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              • do_demo.sql
              • Reports
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        • Extensions
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      • YCQL
        • ALTER KEYSPACE
        • ALTER ROLE
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        • CREATE INDEX
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    • CLIs
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  • RELEASES
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Key concepts
> Architecture >

Key concepts

Learn about the YugabyteDB query, transaction, sharding, replication, and persistence layers.

Attention

This page documents an earlier version. Go to the latest (v2.3) version.
Universe
Key components of a YugabyteDB node, universe, and cluster.
YB-TServer
The tablet server process.
YB-Master
The master process.
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