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Tag: hints

Oracle performance

Oracle CBO is ignoring SYS_DL_CURSOR

Bulent Soylu April 4, 2023 append_valueshintsoracleperformancesys_dl_cursor

Some days ago i came across with a pl/sql code where they used (for some reason) an Oracle hint called SYS_DL_CURSOR. I got it when i…

View More Oracle CBO is ignoring SYS_DL_CURSOR
Oracle performance

APPEND_VALUES and SYS_DL_CURSOR Hints with HCC

Bulent Soylu April 4, 2023 append_valueshintsinformaticaoracleperformancesys_dl_cursor

The APPEND_VALUES hint was introduced in 11.2 to allow direct path inserts with variables using the VALUES clause. i.e. INSERT INTO XYZ (COL1, COL2) VALUES…

View More APPEND_VALUES and SYS_DL_CURSOR Hints with HCC
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