Files
doris/fe
morrySnow af462b07c7 [enhancement](explain) compress descriptor table explain string (#14152)
1. compress slot descriptor explain string to one row
2. remove unmaterialized tuple descriptor and slot descriptor

before this PR descriptor table explain string is like this:
```
TupleDescriptor{id=0, tbl=lineitem, byteSize=176, materialized=true}
  SlotDescriptor{id=0, col=l_shipdate, type=DATEV2}
    parent=0
    materialized=true
    byteSize=4
    byteOffset=0
    nullIndicatorByte=0
    nullIndicatorBit=-1
    nullable=false
    slotIdx=0

  SlotDescriptor{id=1, col=l_orderkey, type=BIGINT}
    parent=0
    materialized=true
    byteSize=8
    byteOffset=24
    nullIndicatorByte=0
    nullIndicatorBit=-1
    nullable=false
    slotIdx=6
```

after this PR descriptor table explain string is like this:
```
TupleDescriptor{id=2, tbl=lineitem}
  SlotDescriptor{id=1, col=l_extendedprice, type=DECIMAL(15,2), nullable=false}
  SlotDescriptor{id=2, col=l_discount, type=DECIMAL(15,2), nullable=false}
```
2022-11-17 15:19:17 +08:00
..

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# fe-common

This module is used to store some common classes of other modules.

# spark-dpp

This module is Spark DPP program, used for Spark Load function.
Depends: fe-common

# fe-core

This module is the main process module of FE.
Depends: fe-common, spark-dpp