Datacom SQL Version 15.1 provides using Nested Table Expressions (NTE) enhancement via solutions.
Assure Datacom SQL 15.1 PTFs SO01886 (SO04015) and SO04034 which provide the enhancement are applied.
For documentation on this enhanced feature, refer to CA Datacom Core - 15.1 section "Using Nested Table Expressions (NTE)"
Datacomâ„¢ Core 15.1 / Using Nested Table Expressions (NTE)