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 www.dbaglobe.com
Donghua's Blog - DBAGlobe: Top Ten Mistakes Found in Oracle Systems
| | nathan.torkington.com
Ti Point Tork » Blog Archive » Nat's 2022 Technical Link Pile: SQL Server/Databases
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| | [AI summary] A collection of technical notes and resources discussing database architecture, SQL, data modeling, and version control strategies.
| | dincosman.com
Direct Path Read Decision in Oracle: Beyond the Optimizer - Osman's DBlog
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| | The performance issue with an SQL query was resolved by using the /*+ PARALLEL(2) */ hint, reducing execution time from 180-200 seconds to milliseconds. The decision to perform a direct read from disk to memory instead of reading blocks from disk was made by the database engine and is controlled by the hidden "_serial_direct_read" parameter....
| | hemantoracledba.blogspot.com
Hemant's Oracle DBA Blog: RAC Commands : 2 -- Updating Configuration for Services
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| | An Oracle Database DBA (Database Administration) Blog.
| | afatkulin.blogspot.com
Alex Fatkulin's Blog: Update and rownum oddity
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| Take a look at the following table: SQL> create table codes 2 ( 3 code varchar2(10), 4 used number, 5 constraint pk_cod...