How to add Partition/Subpartition

This thread is for discussion and questions about ADD Partition/Subpartition.

General Advice:

Below documents will explain the steps required to add New partition and SubPartition.

Adding New Partitions And Subpartitions To Different Types Of Partitioned Tables (Doc ID 1053327.1)

How to Add a Partition/Subpartition & Move a Partition/Subpartition to Different Tablespace (Doc ID 973776.1)

From 12c, You can add multiple new partitions with the ADD PARTITION clause of the ALTER TABLE statement. For more details, please refer

How to Add Multiple Partitions in Oracle 12C (Doc ID 1482456.1)

Reference:

Master Note for Partitioning (Doc ID 1312352.1)

Example of Script to Maintain Range Partitioned Table (