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@sqldaily

Daily Oracle SQL tips from the Oracle Developer Advocates for SQL

ID: 3001841930

linkhttp://blogs.oracle.com/sql calendar_today29-01-2015 17:45:15

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SQL Daily
@sqldaily

3 months ago

To find rows matching a #SQL query, the Oracle optimizer can use ACCESS - get all of a subset of rows (usually via an index) FILTER - check a set of rows, discarding unwanted data But how does it pick which to use? Connor loves SQL , 🍸and ☕️ investigates youtube.com/watch?v=HwsRpa…