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jonathanlewis.wordpress.com
| | kerryosborne.oracle-guy.com
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| | [AI summary] An Oracle DBA explores and demonstrates the performance benefits of Exadata Storage Indexes, specifically highlighting their ability to handle NULL values efficiently through SQL query tests.
| | iusoltsev.wordpress.com
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| | 465 ?! SELECT A.ID, A.LOGIN, A.NAME, A.LASTNAME, A.EMAIL FROM ACCOUNT A WHERE (A.LOGIN LIKE '%%') AND (A.NAME LIKE '%?%' OR A.LASTNAME LIKE '%?%') AND A.COMPANY_ID = 1 ORDER BY A.LOGIN ?, ? ? A.COMPANY_ID = 1 ? SQL> SELECT 'ALL' as "Condition", count(*) FROM ACCOUNT...
| | hourim.wordpress.com
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| | The last Jonathan Lewis post on RAC Planswhich finished by the following phrases: "If you're going to hard-code hints into a query then take a look at the outline it generates when it does the right thing, and that will tell you about the 15 or so hints you've missed out. (Better still, consider generating...
| | oracle-randolf.blogspot.com
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| Starting with version 12c Oracle obviously has introduced another parallel distribution method for direct path loads (applicable to INSERT A...