Tag database-internals - Это страница 12 - GeneraCodice

Union implemented with Hash Match operator

https://www.generacodice.com/ru/articolo/2596237/union-implemented-with-hash-match-operator
  sql-server  -  optimization  -  union  -  execution-plan  -  database-internals
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Confused about maximum connections in PostgreSQL

https://www.generacodice.com/ru/articolo/2587535/confused-about-maximum-connections-in-postgresql
  postgresql  -  connection-pooling  -  max-connections  -  database-internals  -  connections
dba.stackexchange dba.stackexchange

How does SQL Server handle the data for a query where there is not enough room in the buffer cache?

https://www.generacodice.com/ru/articolo/2586326/how-does-sql-server-handle-the-data-for-a-query-where-there-is-not-enough-room-in-the-buffer-cache
  sql-server  -  memory  -  sql-server-2012  -  database-internals  -  buffer-pool
dba.stackexchange dba.stackexchange

Why does nested loops join only support left joins?

https://www.generacodice.com/ru/articolo/2584995/why-does-nested-loops-join-only-support-left-joins
  sql-server  -  join  -  database-internals
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dbcc checktable will write in my dbcc page (x,9,3) for the field dbi_dbccLastKnownGood

https://www.generacodice.com/ru/articolo/2584770/dbcc-checktable-will-write-in-my-dbcc-page-x-9-3-for-the-field-dbi-dbcclastknowngood
  sql-server  -  dbcc-checkdb  -  database-internals
dba.stackexchange dba.stackexchange

Nonclustered index storage on clustered columnstore

https://www.generacodice.com/ru/articolo/2581358/nonclustered-index-storage-on-clustered-columnstore
  sql-server  -  sql-server-2016  -  database-internals  -  columnstore
dba.stackexchange dba.stackexchange

Index Pages (page type 2)

https://www.generacodice.com/ru/articolo/2578271/index-pages-page-type-2
  sql-server  -  index  -  database-internals  -  page-splits
dba.stackexchange dba.stackexchange

How does Oracle close and unmount a database?

https://www.generacodice.com/ru/articolo/2577440/how-does-oracle-close-and-unmount-a-database
  oracle  -  shutdown  -  database-internals
dba.stackexchange dba.stackexchange

How do I convert between the transaction ID formats in fn_dblog() and sys.dm_tran_database_transactions?

https://www.generacodice.com/ru/articolo/2575455/how-do-i-convert-between-the-transaction-id-formats-in-fn-dblog-and-sys-dm-tran-database-transactions
  sql-server  -  transaction-log  -  database-internals
dba.stackexchange dba.stackexchange

What is the maximum number of local variables that can participate in SET operation?

https://www.generacodice.com/ru/articolo/2571556/what-is-the-maximum-number-of-local-variables-that-can-participate-in-set-operation
  sql-server  -  sql-server-2012  -  errors  -  t-sql  -  database-internals
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