................. 509 15. Parallel Query .............................................................................................. 510 15.1. How Parallel Query Works ............................. ..................................... 510 15.2. When Can Parallel Query Be Used? ...................................................... 511 v PostgreSQL 14.10 Documentation 15.3. Parallel Plans ... ...................................................................................... 608 20.7. Query Planning .................................................................................. 614 20

............... 536 15. Parallel Query ................................................................................................... 538 15.1. How Parallel Query Works .......................... .............................................. 538 15.2. When Can Parallel Query Be Used? ............................................................ 539 15.3. Parallel Plans ........................ ...................................................................................... 639 20.7. Query Planning ....................................................................................... 646

................. 494 15. Parallel Query .............................................................................................. 496 15.1. How Parallel Query Works ............................. ..................................... 496 15.2. When Can Parallel Query Be Used? ...................................................... 497 v PostgreSQL 13.13 Documentation 15.3. Parallel Plans ... ...................................................................................... 588 19.7. Query Planning .................................................................................. 595 19

............... 522 15. Parallel Query ................................................................................................... 524 15.1. How Parallel Query Works .......................... .............................................. 524 15.2. When Can Parallel Query Be Used? ............................................................ 525 15.3. Parallel Plans ........................ ...................................................................................... 622 19.7. Query Planning ....................................................................................... 629

................. 491 15. Parallel Query .............................................................................................. 492 15.1. How Parallel Query Works ............................. ..................................... 492 15.2. When Can Parallel Query Be Used? ...................................................... 493 15.3. Parallel Plans ....................................... ...................................................................................... 587 19.7. Query Planning .................................................................................. 594 19

............... 518 15. Parallel Query ................................................................................................... 519 15.1. How Parallel Query Works .......................... .............................................. 519 15.2. When Can Parallel Query Be Used? ............................................................ 520 15.3. Parallel Plans ........................ ...................................................................................... 620 19.7. Query Planning ....................................................................................... 626

Queries...............................................................................391 12.4.2.1. Query Rewriting..........................................................................392 12.4.3. Triggers .......451 15. Parallel Query....................................................................................................................452 15.1. How Parallel Query Works................... ................................................................452 15.2. When Can Parallel Query Be Used?.....................................................................453 15.3. Parallel Plans

..................................................................................415 12.4.2.1. Query Rewriting.................................................................................416 12 ...478 15. Parallel Query...........................................................................................................................479 15.1. How Parallel Query Works................ .....................................................................479 15.2. When Can Parallel Query Be Used?............................................................................480 15.3. Parallel

................. 443 15. Parallel Query .............................................................................................. 444 15.1. How Parallel Query Works ............................. ..................................... 444 15.2. When Can Parallel Query Be Used? ...................................................... 445 15.3. Parallel Plans ....................................... ...................................................................................... 532 19.7. Query Planning .................................................................................. 536 19

............... 467 15. Parallel Query ................................................................................................... 468 15.1. How Parallel Query Works .......................... .............................................. 468 15.2. When Can Parallel Query Be Used? ............................................................ 469 15.3. Parallel Plans ........................ ...................................................................................... 559 19.7. Query Planning ....................................................................................... 564