Parallel Execution

New Version Of XPLAN_ASH Utility - In-Memory Support

"SELECT * FROM TABLE" Runs Out Of TEMP Space

Unnecessary BUFFER SORT Operations - Parallel Concatenation Transformation

New Version Of XPLAN_ASH Utility

Parallel Costs

Parallel Fun

Parallel Execution Skew - Summary

New Version Of XPLAN_ASH Utility

Parallel Execution Skew - Addressing Skew Using Manual Rewrites

12c Hybrid Hash Distribution with Skew Detection / Handling - Failing

12c Hybrid Hash Distribution with Skew Detection / Handling

Parallel Execution Skew – Demonstrating Skew

Analysing Parallel Execution Skew - Without Diagnostics / Tuning Pack License

Analysing Parallel Execution Skew - Data Flow Operations (DFOs) And DFO Trees

New Version Of XPLAN_ASH Utility

Analysing Parallel Execution Skew - Video Tutorial

Parallel Execution Overhead

Parallel Plans

Parallel Execution – 5

12c pq_replicate

Empty Hash

Parallel Execution – 4

Parallel Execution – 3

New Version Of XPLAN_ASH Utility

Deadlock

Parallel Execution – 2

Parallel Execution – 1

Quiz NIght

Parallel Execution

Parallel to Serial