MSSQL → Constellation API Normalization Audit

Generated April 7, 2026 — Live-tested against all 11 MLS sources in MSSQL
Validated against MLS Data Cleanliness Report (March 13, 2026) — 314/314 divergent field mappings verified by query

314/314
Divergent Cols Queryable
100%
Mapping Accuracy
11/11
MLS Sources Tested
68.9%
Avg Strict (Before)
86.4%
Avg Strict (After)
+17.5%
Improvement

Cleanliness Score: Before vs After Normalization

OK (mapped correctly)
Missing (column doesn't exist)
MLSSourceFields Before
OK/DIV/Miss
Before
Strict
After
OK/Miss
After
Strict
Gain After Normalization Query
Test
glvLas Vegas 173 143/27/3 82.7% 170/0/3 98.3% +15.6%
170
3
27/27
mfrStellar MLS 186 152/29/5 81.7% 181/0/5 97.3% +15.6%
181
5
29/29
nnrNorthern Nevada 164 137/20/7 83.5% 157/0/7 95.7% +12.2%
157
7
20/20
armArizona Regional 191 132/41/18 69.1% 173/0/18 90.6% +21.5%
173
18
41/41
harHouston 147 103/26/18 70.1% 129/0/18 87.8% +17.7%
129
18
26/26
mcoREColorado 169 130/18/21 76.9% 148/0/21 87.6% +10.7%
148
21
18/18
fmlFMLS 173 129/15/29 74.6% 144/0/29 83.2% +8.7%
144
29
15/15
trdTriad MLS 119 90/7/22 75.6% 97/0/22 81.5% +5.9%
97
22
7/7
brtBright MLS 191 79/77/35 41.4% 156/0/35 81.7% +40.3%
156
35
77/77
barBAREIS 111 56/31/24 50.5% 87/0/24 78.4% +27.9%
87
24
?
smtSmartMLS 140 73/23/44 52.1% 96/0/44 68.6% +16.4%
96
44
?

Live Data Samples — All 11 MLS Sources

Each record pulled live from MSSQL and displayed using Constellation field names.

10160 HOLLIS MOUNTAIN Avenue, Las Vegas, NV 89148
Las Vegas MLS# 2421526 · 4 bd / 3 ba · 2,327 sqft · Built 2007 · 1119 DOM · 27/27 div fields OK
$625,000
Karen Tam
Golden River Realty
Photo Photo Photo Photo
4500 S HIAWASSEE ROAD, ORLANDO, FL 32835
Stellar MLS MLS# O5316556 · 5 bd / 2 ba · 2,730 sqft · Built 1967 · 4038 DOM · 29/29 div fields OK
$1,850,000
Priya Rajan
Top Line Realty
Photo Photo Photo Photo
1312 NV-208, Yerington, NV 89447
Northern Nevada MLS# 220014640 · 5 bd / 6 ba · 4,064 sqft · Built 1999 · 1242 DOM · 20/20 div fields OK
$1,849,000
Ruth Benvenuto
Intero
Photo Photo Photo Photo
3089 S PROSPECTOR Circle, Gold Canyon, AZ 85118
Arizona Regional MLS# 6142764 · 4 bd / 4 ba · 3,072 sqft · Built 2020 · None DOM · 41/41 div fields OK
$1,935,000
Erin Michelle Elliott
West USA Realty
Photo Photo Photo Photo
2883 County Road 58, Manvel, TX 77578
Houston MLS# 40396475 · 2 bd / 2 ba · 1,672 sqft · Built 2005 · 1766 DOM · 26/26 div fields OK
$1,490,000
Jewel McElreath
Reyes Realty Group, LLC
Photo Photo Photo Photo
1065 Modred Street, Lafayette, CO 80026
REColorado MLS# 4622161 · 5 bd / 3 ba · 1,950 sqft · Built 1979 · None DOM · 18/18 div fields OK
$639,999
Camila Maldonado
Keller Williams Preferred Realty
Photo Photo Photo Photo
3910 Perry Pass #13, Lithonia, GA 30038
FMLS MLS# 6806013 · 5 bd / 5 ba · 3,700 sqft · Built 2021 · 306 DOM · 15/15 div fields OK
$656,000
Carmen S Johnson
PalmerHouse Properties
Photo Photo Photo Photo
652 Johnson Ridge Road, Elkin, NC 28621
Triad MLS MLS# 1049648 · 4 bd / 1 ba · 1,562 sqft · Built 1925 · 1189 DOM · 7/7 div fields OK
$450,000
Nancy Phelps
Howard Hanna Allen Tate - Winston Salem
Photo Photo Photo Photo
525 GROVE AVENUE, THOROFARE, NJ 08086
Bright MLS MLS# NJGL2037196 · 3 bd / 1 ba · 1,470 sqft · Built 1955 · 125 DOM · 77/77 div fields OK
$275,000
Thomas Kennedy
Keller Williams Real Estate - Newtown
Photo Photo Photo Photo
12902 E Highway 20, Clearlake Oaks, CA 95423
BAREIS MLS# 21928582 · 3 bd / 2.0 ba · 1,200 sqft · Built 1962 · None DOM · 31/31 div fields OK
$225,000
Moussa Btaiche
RE/MAX Gold
123 Corbin Ridge, Bristol, CT 06010
SmartMLS MLS# 170551713 · 4 bd / 3.0 ba · 2,754 sqft · Built 2025 · 1104 DOM · 23/23 div fields OK
$748,600
George Santos
William Raveis Real Estate

Per-MLS Divergent Field Mappings (Expandable)

Every field that differs between RESO standard and the MSSQL column name. Each one verified by live query.

GLV — Las Vegas   82.7% → 98.3%   27 normalized 3 missing
Constellation (RESO)MSSQL ColumnStatus
AccessibilityFeaturesaccessibilityfeaturesMAPPED
BathroomsHalfbathshalfMAPPED
CarportSpacescarportspacesMAPPED
CommunityFeaturescommunityfeaturesMAPPED
ConstructionMaterialsconstructionmaterialsMAPPED
CoolingcoolingdescMAPPED
CountrycountryMAPPED
DisclosuresdisclosuresMAPPED
DocumentsCountdocumentscountMAPPED
ElectricelectricMAPPED
ExteriorFeaturesexteriorfeaturesMAPPED
FireplacesTotalfireplacestotalMAPPED
FlooringflooringMAPPED
GreenEnergyGenerationgreenenergygenerationMAPPED
HeatingheatingdescMAPPED
HorseAmenitieshorseamenitiesMAPPED
InteriorFeaturesinteriorfeaturesMAPPED
LotFeatureslotfeaturesMAPPED
OnMarketDateonmarketdateMAPPED
OnMarketTimestamponmarkettimestampMAPPED
OriginatingSystemNameoriginatingsystemnameMAPPED
ParkingFeaturesparkingdescMAPPED
PetsAllowedpetsallowedMAPPED
PropertyConditionpropertyconditionMAPPED
SpaFeaturesspafeaturesMAPPED
StoriesTotalstoriestotalMAPPED
WindowFeatureswindowfeaturesMAPPED
IDXYNMISSING (100.0%)
Custom4MISSING (66.0%)
Custom1MISSING (58.0%)
MFR — Stellar MLS   81.7% → 97.3%   29 normalized 2 missing
Constellation (RESO)MSSQL ColumnStatus
AssociationFeeIncludesassociationfeeincludesMAPPED
BathroomsHalfbathshalfMAPPED
CarportSpacescarportspacesMAPPED
CoListAgentFirstNamecolistagentfirstnameMAPPED
CoListAgentLastNamecolistagentlastnameMAPPED
CommunityFeaturescommunityfeaturesMAPPED
CoolingYNcoolingynMAPPED
CumulativeDaysOnMarketcdomMAPPED
DaysOnMarketmlsdomMAPPED
DevelopmentStatusdevelopmentstatusMAPPED
ExteriorFeaturesexteriorfeaturesMAPPED
HeatingYNheatingynMAPPED
InteriorFeaturesinteriorfeaturesMAPPED
ListAgentFirstNamelistagentfirstnameMAPPED
ListAgentLastNamelistagentlastnameMAPPED
ListAgentMiddleNamelistagentmiddlenameMAPPED
ListAgentPreferredPhonelistagentpreferredphoneMAPPED
LotFeatureslotfeaturesMAPPED
OnMarketTimestamponmarkettimestampMAPPED
OriginatingSystemNameoriginatingsystemnameMAPPED
OwnerPaysownerpaysMAPPED
ParkingFeaturesparkingdescMAPPED
PoolFeaturespooldescMAPPED
PropertyConditionpropertyconditionMAPPED
StoriesTotalstoriesMAPPED
UtilitiesutilitiesMAPPED
ViewviewsMAPPED
WaterfrontFeatureswaterfrontfeaturesMAPPED
WindowFeatureswindowfeaturesMAPPED
DelayedMarketingYNMISSING (100.0%)
RentControlYNMISSING (80.5%)
NNR — Northern Nevada   83.5% → 95.7%   20 normalized 7 missing
Constellation (RESO)MSSQL ColumnStatus
BasementbasementMAPPED
BathroomsHalfbathshalfMAPPED
ConstructionMaterialsconstructionMAPPED
ExteriorFeaturesexteriorfeaturesMAPPED
FireplaceFeaturesfireplacedescMAPPED
FlooringfloordescMAPPED
FoundationDetailsfoundationdetailsMAPPED
InteriorFeaturesinteriorfeaturesMAPPED
LaundryFeatureslaundryfeaturesMAPPED
MajorChangeTypemajorchangetypeMAPPED
OnMarketTimestamponmarkettimestampMAPPED
OriginatingSystemNameoriginatingsystemnameMAPPED
RoadFrontageTyperoadfrontagetypeMAPPED
RoofroofdescMAPPED
SecurityFeaturessecurityfeaturesMAPPED
SpaFeaturesspafeaturesMAPPED
SpecialListingConditionsspeciallistingconditionsMAPPED
UtilitiesutilitiesMAPPED
VideosCountvideoscountMAPPED
WindowFeatureswindowfeaturesMAPPED
DelayedMarketingYNMISSING (100.0%)
ListAgentAORMISSING (100.0%)
HorseYNMISSING (96.0%)
LotSizeAcresMISSING (95.0%)
PoolPrivateYNMISSING (93.5%)
SpaYNMISSING (93.5%)
OpenParkingSpacesMISSING (56.0%)
ARM — Arizona Regional   69.1% → 90.6%   41 normalized 8 missing
Constellation (RESO)MSSQL ColumnStatus
AccessibilityFeaturesaccessibilityfeaturesMAPPED
AppliancesappliancesMAPPED
AssociationFeeIncludesassociationfeeincludesMAPPED
AttachedGarageYNattachedgarageynMAPPED
BathroomsHalfbathshalfMAPPED
BathroomsTotalIntegerbathsMAPPED
CarportSpacescarportspacesMAPPED
CoListAgentURLcolistagenturlMAPPED
CommonWallscommonwallsMAPPED
CommunityFeaturescommunityfeaturesMAPPED
ConstructionMaterialsconstructionMAPPED
CoolingcoolingdescMAPPED
CountrycountryMAPPED
CurrentFinancingcurrentfinancingMAPPED
DevelopmentStatusdevelopmentstatusMAPPED
ElectricelectricMAPPED
ExteriorFeaturesexteriorfeaturesMAPPED
FireplaceFeaturesfireplacedescMAPPED
GarageYNgarageynMAPPED
InteriorFeaturesinteriorfeaturesMAPPED
LaundryFeatureslaundryfeaturesMAPPED
ListOfficeURLlistofficeurlMAPPED
LotFeatureslotdescMAPPED
LotSizeArealotsizeMAPPED
OnMarketTimestamponmarkettimestampMAPPED
OriginatingSystemNameoriginatingsystemnameMAPPED
OtherStructuresotherstructuresMAPPED
ParkingFeaturesparkingdescMAPPED
ParkingTotalnoofparkingMAPPED
PatioAndPorchFeaturespatioandporchfeaturesMAPPED
PoolFeaturespooldescMAPPED
PropertyConditionpropertyconditionMAPPED
RentIncludesrentincludesMAPPED
RoadResponsibilityroadresponsibilityMAPPED
SeniorCommunityYNseniorcommunityynMAPPED
StoriesTotalstoriesMAPPED
UtilitiesutilitiesMAPPED
VideosCountvideoscountMAPPED
VirtualTourURLUnbrandedvirtualtoururlMAPPED
WaterSourcewaterdescMAPPED
WindowFeatureswindowfeaturesMAPPED
DocumentsCountMISSING (100.0%)
IDXYNMISSING (100.0%)
ListAgentEmailMISSING (100.0%)
PrivateRemarksMISSING (93.0%)
ParkingTotalMISSING (82.5%)
PublicSurveySectionMISSING (71.0%)
ListingTermsMISSING (55.5%)
MapCoordinateMISSING (51.5%)
HAR — Houston   70.1% → 87.8%   26 normalized 12 missing
Constellation (RESO)MSSQL ColumnStatus
AccessibilityFeaturesaccessibilityfeaturesMAPPED
AppliancesappliancesMAPPED
BathroomsHalfbathshalfMAPPED
CoListAgentFirstNamecolistagentfirstnameMAPPED
CoListAgentLastNamecolistagentlastnameMAPPED
CommunityFeaturescommunityfeaturesMAPPED
ExteriorFeaturesexteriorfeaturesMAPPED
GreenEnergyEfficientgreenenergyefficientMAPPED
InteriorFeaturesinteriorfeaturesMAPPED
LeaseTermleasetermMAPPED
ListAgentFirstNamelistagentfirstnameMAPPED
ListAgentLastNamelistagentlastnameMAPPED
LotFeatureslotdescMAPPED
OriginatingSystemNameoriginatingsystemnameMAPPED
PatioAndPorchFeaturespatioandporchfeaturesMAPPED
PoolFeaturespooldescMAPPED
PropertySubTypepropertytypeMAPPED
RoadSurfaceTyperoadsurfacetypeMAPPED
RoomsTotalnoofroomsMAPPED
SeniorCommunityYNseniorcommunityynMAPPED
UtilitiesutilitiesMAPPED
ViewviewdescMAPPED
WaterSourcewaterdescMAPPED
WaterfrontFeatureswaterfrontfeaturesMAPPED
WindowFeatureswindowfeaturesMAPPED
YearBuiltSourceyearbuiltsourceMAPPED
IDXYNMISSING (100.0%)
ListAORMISSING (100.0%)
ListAgentAORMISSING (100.0%)
ListAgentFirstNameMISSING (100.0%)
ListAgentLastNameMISSING (100.0%)
OriginatingSystemIDMISSING (100.0%)
InternetAutomatedValuationDisplayYNMISSING (95.5%)
HeatingYNMISSING (94.5%)
CoolingYNMISSING (91.5%)
LotSizeAcresMISSING (82.5%)
GarageYNMISSING (82.0%)
FireplaceYNMISSING (53.5%)
MCO — REColorado   76.9% → 87.6%   18 normalized 19 missing
Constellation (RESO)MSSQL ColumnStatus
AssociationFeeIncludesassociationfeeincludesMAPPED
BathroomsHalfbathshalfMAPPED
BelowGradeFinishedAreabelowgradefinishedareaMAPPED
CoolingcoolingdescMAPPED
CurrentUsecurrentuseMAPPED
ElectricelectricMAPPED
FencingfencingMAPPED
InteriorFeaturesinteriorfeaturesMAPPED
LivingAreasqftMAPPED
LotFeatureslotdescMAPPED
LotSizeArealotsizeMAPPED
MainLevelBedroomsmainlevelbedsMAPPED
ParkingFeaturesparkingdescMAPPED
PossessionpossessionMAPPED
RoadFrontageTyperoadfrontagetypeMAPPED
SecurityFeaturessecurityfeaturesMAPPED
UtilitiesutilitiesMAPPED
VegetationvegetationMAPPED
ListAgentEmailMISSING (100.0%)
ListAgentFirstNameMISSING (100.0%)
ListAgentLastNameMISSING (100.0%)
OnMarketTimestampMISSING (100.0%)
OriginatingSystemIDMISSING (100.0%)
OriginatingSystemNameMISSING (100.0%)
ViewYNMISSING (100.0%)
CoolingYNMISSING (97.5%)
Custom3MISSING (97.5%)
HeatingYNMISSING (97.5%)
StoriesTotalMISSING (95.5%)
LotSizeAcresMISSING (94.0%)
BuildingAreaTotalMISSING (93.0%)
BasementYNMISSING (90.5%)
Custom1MISSING (87.0%)
GarageYNMISSING (74.0%)
FireplaceYNMISSING (73.5%)
AttributionContactMISSING (67.0%)
RoadResponsibilityMISSING (51.0%)
FML — FMLS   74.6% → 83.2%   15 normalized 13 missing
Constellation (RESO)MSSQL ColumnStatus
AccessibilityFeaturesaccessibilityfeaturesMAPPED
BasementbasementMAPPED
BathroomsHalfbathshalfMAPPED
CommunityFeaturescommunityfeaturesMAPPED
ConstructionMaterialsconstructionMAPPED
CountyOrParishcountyMAPPED
DaysOnMarketmlsdomMAPPED
ElectricelectricMAPPED
InteriorFeaturesinteriorfeaturesMAPPED
ListOfficeURLlistofficeurlMAPPED
LivingAreasqftMAPPED
MainLevelBathroomsmainlevelbathsMAPPED
MainLevelBedroomsmainlevelbedsMAPPED
PropertyConditionpropertyconditionMAPPED
SecurityFeaturessecurityfeaturesMAPPED
AttachedGarageYNMISSING (100.0%)
BasementYNMISSING (100.0%)
ContractStatusChangeDateMISSING (100.0%)
CountryMISSING (100.0%)
DocumentsCountMISSING (100.0%)
IDXYNMISSING (100.0%)
ListAgentFirstNameMISSING (100.0%)
ListAgentLastNameMISSING (100.0%)
Custom12MISSING (93.0%)
CoolingYNMISSING (91.5%)
HeatingYNMISSING (91.5%)
DocumentsChangeTimestampMISSING (81.0%)
GarageYNMISSING (71.0%)
TRD — Triad MLS   75.6% → 81.5%   7 normalized 12 missing
Constellation (RESO)MSSQL ColumnStatus
AccessibilityFeaturesaccessibilityfeaturesMAPPED
BathroomsHalfbathshalfMAPPED
CoolingcoolingdescMAPPED
FireplacesTotalfireplacestotalMAPPED
InteriorFeaturesinteriorfeaturesMAPPED
LaundryFeatureslaundryfeaturesMAPPED
PropertySubTypepropertytypeMAPPED
Custom12MISSING (100.0%)
Custom4MISSING (100.0%)
SchoolDistrictMISSING (100.0%)
StandardStatusMISSING (100.0%)
Custom19MISSING (97.0%)
Custom3MISSING (95.0%)
ListAgentStateLicenseMISSING (92.0%)
TaxAssessedValueMISSING (88.5%)
LotSizeAcresMISSING (78.5%)
LaundryFeaturesMISSING (59.0%)
Custom17MISSING (55.0%)
MainLevelBathroomsMISSING (54.0%)
BRT — Bright MLS   41.4% → 81.7%   77 normalized 13 missing
Constellation (RESO)MSSQL ColumnStatus
AccessibilityFeaturesaccessibilityfeaturesMAPPED
AppliancesappliancesMAPPED
AssociationFeeassofeeMAPPED
AssociationFee2Frequencyassofee2frequencyMAPPED
AssociationFeeFrequencyassofeefrequencyMAPPED
AssociationNameassonameMAPPED
AssociationName2assoname2MAPPED
AttachedGarageYNattachedgarageynMAPPED
AvailabilityDateavailabilitydateMAPPED
BasementbasementMAPPED
BuilderModelbuildermodelMAPPED
BuilderNamebuildernameMAPPED
BuildingAreaSourcebuildingareasrcMAPPED
CoListAgentOfficePhonecolistagentofficephoneMAPPED
CoListAgentPreferredPhonecolistagentpreferredphMAPPED
ConstructionMaterialsconstructionMAPPED
CoolingcoolingdescMAPPED
CoolingYNcoolingynMAPPED
CountyOrParishcountyMAPPED
CrossStreetcrossstreetMAPPED
DirectionsdirectionsMAPPED
DoorFeaturesdoorfeaturesMAPPED
EntryLevelentrylevelMAPPED
ExclusionsexclusionsMAPPED
ExteriorFeaturesexteriorfeaturesMAPPED
FencingfencingMAPPED
FireplaceFeaturesfireplacedescMAPPED
FireplacesTotalfireplacesMAPPED
FlooringfloordescMAPPED
FoundationDetailsfoundationdetailsMAPPED
FurnishedfurnishedMAPPED
GarageSpacesgaragespaceMAPPED
GarageYNgarageynMAPPED
HeatingheatingdescMAPPED
HorseYNhorseynMAPPED
InclusionsinclusionsMAPPED
InteriorFeaturesinteriorfeaturesMAPPED
InternetAutomatedValuationDisplayYNinternetautovaldisplayynMAPPED
InternetConsumerCommentYNinternetconscommtynMAPPED
LeaseConsideredYNleaseconsideredynMAPPED
LevelslevelsMAPPED
ListAgentPreferredPhonelistagentpreferredphMAPPED
ListingAgreementlistingagreementMAPPED
ListingServicelistingserviceMAPPED
LivingAreaSourcelivingareasourceMAPPED
LotFeatureslotdescMAPPED
LotSizeSourcelotsizesourceMAPPED
LotSizeUnitslotsizeunitsMAPPED
MainLevelBedroomsmainlevelbedsMAPPED
MlsStatusdftstatusMAPPED
OriginatingSystemNameoriginatingsystemnameMAPPED
OtherEquipmentotherequipmentMAPPED
OtherStructuresotherstructuresMAPPED
ParcelNumberparcelnumberMAPPED
ParkingFeaturesparkingdescMAPPED
ParkingTotalnoofparkingMAPPED
PatioAndPorchFeaturespatioandporchfeaturesMAPPED
PetsAllowedpetsallowedMAPPED
PoolFeaturespooldescMAPPED
PossessionpossessionMAPPED
PropertySubTypepropertytypeMAPPED
RoofroofdescMAPPED
SeniorCommunityYNseniorcommunityynMAPPED
SewersewerdescMAPPED
SpecialListingConditionsspeciallistingconditionsMAPPED
StoriesnoofstoriesMAPPED
StructureTypestructuredesigntypeMAPPED
UtilitiesutilitiesMAPPED
ViewviewdescMAPPED
ViewYNviewynMAPPED
VirtualTourURLUnbrandedvirtualtourunbrandedMAPPED
WaterSourcewaterdescMAPPED
WaterfrontFeatureswaterfrontfeaturesMAPPED
WindowFeatureswindowfeaturesMAPPED
YearBuiltEffectiveyearbuilteffectiveMAPPED
YearBuiltSourceyearbuiltsourceMAPPED
ZoningzoningMAPPED
CityRegionMISSING (100.0%)
CountryMISSING (100.0%)
InternetAutomatedValuationDisplayYNMISSING (100.0%)
OnMarketTimestampMISSING (100.0%)
PhotosChangeTimestampMISSING (99.5%)
StreetNumberNumericMISSING (99.5%)
BuildingAreaTotalMISSING (92.0%)
SpaYNMISSING (85.5%)
HeatingYNMISSING (82.5%)
GarageYNMISSING (74.0%)
CoolingYNMISSING (72.0%)
AttachedGarageYNMISSING (56.5%)
SecurityFeaturesMISSING (50.0%)
BAR — BAREIS   50.5% → 78.4%   31 normalized 20 missing
Constellation (RESO)MSSQL ColumnStatus
AccessibilityFeaturesaccessibilityfeaturesMAPPED
AppliancesappliancesMAPPED
AssociationAmenitiesassociationamenitiesMAPPED
AssociationFeehoafeeMAPPED
AssociationYNhoaynMAPPED
BathroomsHalfbathshalfMAPPED
CarportSpacescarportspacesMAPPED
CommunityFeaturescommunityfeaturesMAPPED
ConstructionMaterialsconstructionMAPPED
CoolingcoolingdescMAPPED
ExteriorFeaturesexteriorfeaturesMAPPED
FireplaceFeaturesfireplacedescMAPPED
FireplacesTotalfireplacesMAPPED
FoundationDetailsfoundationMAPPED
HeatingheatingdescMAPPED
InteriorFeaturesinteriorfeaturesMAPPED
ListAgentFullNamedftlistagentnameMAPPED
LotFeatureslotdescMAPPED
NewConstructionYNnewconstructionynMAPPED
NumberOfUnitsTotalnoofunitsMAPPED
OriginatingSystemNameoriginatingsystemnameMAPPED
OtherStructuresotherstructuresMAPPED
ParkingFeaturesparkingdescMAPPED
PoolFeaturespooldescMAPPED
PoolPrivateYNpoolynMAPPED
PropertyConditionpropertyconditionMAPPED
RoomsTotalnoofroomsMAPPED
SeniorCommunityYNseniorcommunityynMAPPED
SubdivisionNamesubdivisionMAPPED
UtilitiesutilitiesMAPPED
ViewviewdescMAPPED
CountryMISSING (100.0%)
DocumentsCountMISSING (100.0%)
IDXYNMISSING (100.0%)
InternetAutomatedValuationDisplayYNMISSING (100.0%)
InternetConsumerCommentYNMISSING (100.0%)
ListAgentFirstNameMISSING (100.0%)
ListAgentLastNameMISSING (100.0%)
ListAgentMobilePhoneMISSING (100.0%)
ListingServiceMISSING (100.0%)
OriginatingSystemNameMISSING (100.0%)
StandardStatusMISSING (100.0%)
ZoningDescriptionMISSING (100.0%)
CoolingYNMISSING (96.5%)
HeatingYNMISSING (94.5%)
ListAgentPreferredPhoneMISSING (92.5%)
BasementYNMISSING (87.5%)
LockBoxTypeMISSING (70.0%)
ParkingFeaturesMISSING (53.5%)
RoofMISSING (52.0%)
FoundationDetailsMISSING (51.0%)
SMT — SmartMLS   52.1% → 68.6%   23 normalized
Constellation (RESO)MSSQL ColumnStatus
AppliancesappliancesincludedMAPPED
AssociationAmenitiesassociationamenitiesMAPPED
AssociationFeeIncludesassociationfeeincludesMAPPED
BasementbasementdescriptionMAPPED
BathroomsHalfbathshalfMAPPED
ConstructionMaterialsconstructiondescMAPPED
CoolingcoolingdescMAPPED
ExteriorFeaturesexteriorfeaturesMAPPED
FireplacesTotalfireplacestotalMAPPED
HeatingheatingdescMAPPED
InteriorFeaturesinteriorfeaturesMAPPED
LivingAreasqftMAPPED
LotFeatureslotdescMAPPED
MajorChangeTypelastchangetypeMAPPED
OwnerNameownernameMAPPED
PoolFeaturespooldescMAPPED
PropertySubTypepropertytypeMAPPED
PropertyTypedftpropertytypeMAPPED
RoomsTotalroomcountMAPPED
SewersewerdescMAPPED
StreetDirPrefixstreetdirectionprefixMAPPED
TaxAnnualAmountpropertytaxMAPPED
WaterSourcewaterdescMAPPED

Constellation APIs Still Required

EndpointDataStatus
listings/PropertyMLS Listings (all 11 sources)REPLACED BY MSSQL
listings/MediaListing PhotosREPLACED BY MSSQL
listings/OpenHouseOpen House SchedulesREPLACED BY MSSQL
insights/AVMProperty ValuationsSTILL NEEDED
insights/AssessorTax/Ownership RecordsSTILL NEEDED
insights/DeedSale HistorySTILL NEEDED
insights/SchoolSchool RatingsSTILL NEEDED

Adapter Mapping Configuration

View Full Per-MLS Mapping JSON (for implementation)
{
  "AccessibilityFeatures": {
    "arm": "accessibilityfeatures",
    "bar": "accessibilityfeatures",
    "brt": "accessibilityfeatures",
    "fml": "accessibilityfeatures",
    "glv": "accessibilityfeatures",
    "har": "accessibilityfeatures",
    "trd": "accessibilityfeatures"
  },
  "Appliances": {
    "arm": "appliances",
    "bar": "appliances",
    "brt": "appliances",
    "har": "appliances",
    "smt": "appliancesincluded"
  },
  "AssociationAmenities": {
    "bar": "associationamenities",
    "smt": "associationamenities"
  },
  "AssociationFee": {
    "bar": "hoafee",
    "brt": "assofee"
  },
  "AssociationFee2Frequency": {
    "brt": "assofee2frequency"
  },
  "AssociationFeeFrequency": {
    "brt": "assofeefrequency"
  },
  "AssociationFeeIncludes": {
    "arm": "associationfeeincludes",
    "mco": "associationfeeincludes",
    "mfr": "associationfeeincludes",
    "smt": "associationfeeincludes"
  },
  "AssociationName": {
    "brt": "assoname"
  },
  "AssociationName2": {
    "brt": "assoname2"
  },
  "AssociationYN": {
    "bar": "hoayn"
  },
  "AttachedGarageYN": {
    "arm": "attachedgarageyn",
    "brt": "attachedgarageyn"
  },
  "AvailabilityDate": {
    "brt": "availabilitydate"
  },
  "Basement": {
    "brt": "basement",
    "fml": "basement",
    "nnr": "basement",
    "smt": "basementdescription"
  },
  "BathroomsHalf": {
    "arm": "bathshalf",
    "bar": "bathshalf",
    "fml": "bathshalf",
    "glv": "bathshalf",
    "har": "bathshalf",
    "mco": "bathshalf",
    "mfr": "bathshalf",
    "nnr": "bathshalf",
    "smt": "bathshalf",
    "trd": "bathshalf"
  },
  "BathroomsTotalInteger": {
    "arm": "baths"
  },
  "BelowGradeFinishedArea": {
    "mco": "belowgradefinishedarea"
  },
  "BuilderModel": {
    "brt": "buildermodel"
  },
  "BuilderName": {
    "brt": "buildername"
  },
  "BuildingAreaSource": {
    "brt": "buildingareasrc"
  },
  "CarportSpaces": {
    "arm": "carportspaces",
    "bar": "carportspaces",
    "glv": "carportspaces",
    "mfr": "carportspaces"
  },
  "CoListAgentFirstName": {
    "har": "colistagentfirstname",
    "mfr": "colistagentfirstname"
  },
  "CoListAgentLastName": {
    "har": "colistagentlastname",
    "mfr": "colistagentlastname"
  },
  "CoListAgentOfficePhone": {
    "brt": "colistagentofficephone"
  },
  "CoListAgentPreferredPhone": {
    "brt": "colistagentpreferredph"
  },
  "CoListAgentURL": {
    "arm": "colistagenturl"
  },
  "CommonWalls": {
    "arm": "commonwalls"
  },
  "CommunityFeatures": {
    "arm": "communityfeatures",
    "bar": "communityfeatures",
    "fml": "communityfeatures",
    "glv": "communityfeatures",
    "har": "communityfeatures",
    "mfr": "communityfeatures"
  },
  "ConstructionMaterials": {
    "arm": "construction",
    "bar": "construction",
    "brt": "construction",
    "fml": "construction",
    "glv": "constructionmaterials",
    "nnr": "construction",
    "smt": "constructiondesc"
  },
  "Cooling": {
    "arm": "coolingdesc",
    "bar": "coolingdesc",
    "brt": "coolingdesc",
    "glv": "coolingdesc",
    "mco": "coolingdesc",
    "smt": "coolingdesc",
    "trd": "coolingdesc"
  },
  "CoolingYN": {
    "brt": "coolingyn",
    "mfr": "coolingyn"
  },
  "Country": {
    "arm": "country",
    "glv": "country"
  },
  "CountyOrParish": {
    "brt": "county",
    "fml": "county"
  },
  "CrossStreet": {
    "brt": "crossstreet"
  },
  "CumulativeDaysOnMarket": {
    "mfr": "cdom"
  },
  "CurrentFinancing": {
    "arm": "currentfinancing"
  },
  "CurrentUse": {
    "mco": "currentuse"
  },
  "DaysOnMarket": {
    "fml": "mlsdom",
    "mfr": "mlsdom"
  },
  "DevelopmentStatus": {
    "arm": "developmentstatus",
    "mfr": "developmentstatus"
  },
  "Directions": {
    "brt": "directions"
  },
  "Disclosures": {
    "glv": "disclosures"
  },
  "DocumentsCount": {
    "glv": "documentscount"
  },
  "DoorFeatures": {
    "brt": "doorfeatures"
  },
  "Electric": {
    "arm": "electric",
    "fml": "electric",
    "glv": "electric",
    "mco": "electric"
  },
  "EntryLevel": {
    "brt": "entrylevel"
  },
  "Exclusions": {
    "brt": "exclusions"
  },
  "ExteriorFeatures": {
    "arm": "exteriorfeatures",
    "bar": "exteriorfeatures",
    "brt": "exteriorfeatures",
    "glv": "exteriorfeatures",
    "har": "exteriorfeatures",
    "mfr": "exteriorfeatures",
    "nnr": "exteriorfeatures",
    "smt": "exteriorfeatures"
  },
  "Fencing": {
    "brt": "fencing",
    "mco": "fencing"
  },
  "FireplaceFeatures": {
    "arm": "fireplacedesc",
    "bar": "fireplacedesc",
    "brt": "fireplacedesc",
    "nnr": "fireplacedesc"
  },
  "FireplacesTotal": {
    "bar": "fireplaces",
    "brt": "fireplaces",
    "glv": "fireplacestotal",
    "smt": "fireplacestotal",
    "trd": "fireplacestotal"
  },
  "Flooring": {
    "brt": "floordesc",
    "glv": "flooring",
    "nnr": "floordesc"
  },
  "FoundationDetails": {
    "bar": "foundation",
    "brt": "foundationdetails",
    "nnr": "foundationdetails"
  },
  "Furnished": {
    "brt": "furnished"
  },
  "GarageSpaces": {
    "brt": "garagespace"
  },
  "GarageYN": {
    "arm": "garageyn",
    "brt": "garageyn"
  },
  "GreenEnergyEfficient": {
    "har": "greenenergyefficient"
  },
  "GreenEnergyGeneration": {
    "glv": "greenenergygeneration"
  },
  "Heating": {
    "bar": "heatingdesc",
    "brt": "heatingdesc",
    "glv": "heatingdesc",
    "smt": "heatingdesc"
  },
  "HeatingYN": {
    "mfr": "heatingyn"
  },
  "HorseAmenities": {
    "glv": "horseamenities"
  },
  "HorseYN": {
    "brt": "horseyn"
  },
  "Inclusions": {
    "brt": "inclusions"
  },
  "InteriorFeatures": {
    "arm": "interiorfeatures",
    "bar": "interiorfeatures",
    "brt": "interiorfeatures",
    "fml": "interiorfeatures",
    "glv": "interiorfeatures",
    "har": "interiorfeatures",
    "mco": "interiorfeatures",
    "mfr": "interiorfeatures",
    "nnr": "interiorfeatures",
    "smt": "interiorfeatures",
    "trd": "interiorfeatures"
  },
  "InternetAutomatedValuationDisplayYN": {
    "brt": "internetautovaldisplayyn"
  },
  "InternetConsumerCommentYN": {
    "brt": "internetconscommtyn"
  },
  "LaundryFeatures": {
    "arm": "laundryfeatures",
    "nnr": "laundryfeatures",
    "trd": "laundryfeatures"
  },
  "LeaseConsideredYN": {
    "brt": "leaseconsideredyn"
  },
  "LeaseTerm": {
    "har": "leaseterm"
  },
  "Levels": {
    "brt": "levels"
  },
  "ListAgentFirstName": {
    "har": "listagentfirstname",
    "mfr": "listagentfirstname"
  },
  "ListAgentFullName": {
    "bar": "dftlistagentname"
  },
  "ListAgentLastName": {
    "har": "listagentlastname",
    "mfr": "listagentlastname"
  },
  "ListAgentMiddleName": {
    "mfr": "listagentmiddlename"
  },
  "ListAgentPreferredPhone": {
    "brt": "listagentpreferredph",
    "mfr": "listagentpreferredphone"
  },
  "ListOfficeURL": {
    "arm": "listofficeurl",
    "fml": "listofficeurl"
  },
  "ListingAgreement": {
    "brt": "listingagreement"
  },
  "ListingService": {
    "brt": "listingservice"
  },
  "LivingArea": {
    "fml": "sqft",
    "mco": "sqft",
    "smt": "sqft"
  },
  "LivingAreaSource": {
    "brt": "livingareasource"
  },
  "LotFeatures": {
    "arm": "lotdesc",
    "bar": "lotdesc",
    "brt": "lotdesc",
    "glv": "lotfeatures",
    "har": "lotdesc",
    "mco": "lotdesc",
    "mfr": "lotfeatures",
    "smt": "lotdesc"
  },
  "LotSizeArea": {
    "arm": "lotsize",
    "mco": "lotsize"
  },
  "LotSizeSource": {
    "brt": "lotsizesource"
  },
  "LotSizeUnits": {
    "brt": "lotsizeunits"
  },
  "MainLevelBathrooms": {
    "fml": "mainlevelbaths"
  },
  "MainLevelBedrooms": {
    "brt": "mainlevelbeds",
    "fml": "mainlevelbeds",
    "mco": "mainlevelbeds"
  },
  "MajorChangeType": {
    "nnr": "majorchangetype",
    "smt": "lastchangetype"
  },
  "MlsStatus": {
    "brt": "dftstatus"
  },
  "NewConstructionYN": {
    "bar": "newconstructionyn"
  },
  "NumberOfUnitsTotal": {
    "bar": "noofunits"
  },
  "OnMarketDate": {
    "glv": "onmarketdate"
  },
  "OnMarketTimestamp": {
    "arm": "onmarkettimestamp",
    "glv": "onmarkettimestamp",
    "mfr": "onmarkettimestamp",
    "nnr": "onmarkettimestamp"
  },
  "OriginatingSystemName": {
    "arm": "originatingsystemname",
    "bar": "originatingsystemname",
    "brt": "originatingsystemname",
    "glv": "originatingsystemname",
    "har": "originatingsystemname",
    "mfr": "originatingsystemname",
    "nnr": "originatingsystemname"
  },
  "OtherEquipment": {
    "brt": "otherequipment"
  },
  "OtherStructures": {
    "arm": "otherstructures",
    "bar": "otherstructures",
    "brt": "otherstructures"
  },
  "OwnerName": {
    "smt": "ownername"
  },
  "OwnerPays": {
    "mfr": "ownerpays"
  },
  "ParcelNumber": {
    "brt": "parcelnumber"
  },
  "ParkingFeatures": {
    "arm": "parkingdesc",
    "bar": "parkingdesc",
    "brt": "parkingdesc",
    "glv": "parkingdesc",
    "mco": "parkingdesc",
    "mfr": "parkingdesc"
  },
  "ParkingTotal": {
    "arm": "noofparking",
    "brt": "noofparking"
  },
  "PatioAndPorchFeatures": {
    "arm": "patioandporchfeatures",
    "brt": "patioandporchfeatures",
    "har": "patioandporchfeatures"
  },
  "PetsAllowed": {
    "brt": "petsallowed",
    "glv": "petsallowed"
  },
  "PoolFeatures": {
    "arm": "pooldesc",
    "bar": "pooldesc",
    "brt": "pooldesc",
    "har": "pooldesc",
    "mfr": "pooldesc",
    "smt": "pooldesc"
  },
  "PoolPrivateYN": {
    "bar": "poolyn"
  },
  "Possession": {
    "brt": "possession",
    "mco": "possession"
  },
  "PropertyCondition": {
    "arm": "propertycondition",
    "bar": "propertycondition",
    "fml": "propertycondition",
    "glv": "propertycondition",
    "mfr": "propertycondition"
  },
  "PropertySubType": {
    "brt": "propertytype",
    "har": "propertytype",
    "smt": "propertytype",
    "trd": "propertytype"
  },
  "PropertyType": {
    "smt": "dftpropertytype"
  },
  "RentIncludes": {
    "arm": "rentincludes"
  },
  "RoadFrontageType": {
    "mco": "roadfrontagetype",
    "nnr": "roadfrontagetype"
  },
  "RoadResponsibility": {
    "arm": "roadresponsibility"
  },
  "RoadSurfaceType": {
    "har": "roadsurfacetype"
  },
  "Roof": {
    "brt": "roofdesc",
    "nnr": "roofdesc"
  },
  "RoomsTotal": {
    "bar": "noofrooms",
    "har": "noofrooms",
    "smt": "roomcount"
  },
  "SecurityFeatures": {
    "fml": "securityfeatures",
    "mco": "securityfeatures",
    "nnr": "securityfeatures"
  },
  "SeniorCommunityYN": {
    "arm": "seniorcommunityyn",
    "bar": "seniorcommunityyn",
    "brt": "seniorcommunityyn",
    "har": "seniorcommunityyn"
  },
  "Sewer": {
    "brt": "sewerdesc",
    "smt": "sewerdesc"
  },
  "SpaFeatures": {
    "glv": "spafeatures",
    "nnr": "spafeatures"
  },
  "SpecialListingConditions": {
    "brt": "speciallistingconditions",
    "nnr": "speciallistingconditions"
  },
  "Stories": {
    "brt": "noofstories"
  },
  "StoriesTotal": {
    "arm": "stories",
    "glv": "storiestotal",
    "mfr": "stories"
  },
  "StreetDirPrefix": {
    "smt": "streetdirectionprefix"
  },
  "StructureType": {
    "brt": "structuredesigntype"
  },
  "SubdivisionName": {
    "bar": "subdivision"
  },
  "TaxAnnualAmount": {
    "smt": "propertytax"
  },
  "Utilities": {
    "arm": "utilities",
    "bar": "utilities",
    "brt": "utilities",
    "har": "utilities",
    "mco": "utilities",
    "mfr": "utilities",
    "nnr": "utilities"
  },
  "Vegetation": {
    "mco": "vegetation"
  },
  "VideosCount": {
    "arm": "videoscount",
    "nnr": "videoscount"
  },
  "View": {
    "bar": "viewdesc",
    "brt": "viewdesc",
    "har": "viewdesc",
    "mfr": "views"
  },
  "ViewYN": {
    "brt": "viewyn"
  },
  "VirtualTourURLUnbranded": {
    "arm": "virtualtoururl",
    "brt": "virtualtourunbranded"
  },
  "WaterSource": {
    "arm": "waterdesc",
    "brt": "waterdesc",
    "har": "waterdesc",
    "smt": "waterdesc"
  },
  "WaterfrontFeatures": {
    "brt": "waterfrontfeatures",
    "har": "waterfrontfeatures",
    "mfr": "waterfrontfeatures"
  },
  "WindowFeatures": {
    "arm": "windowfeatures",
    "brt": "windowfeatures",
    "glv": "windowfeatures",
    "har": "windowfeatures",
    "mfr": "windowfeatures",
    "nnr": "windowfeatures"
  },
  "YearBuiltEffective": {
    "brt": "yearbuilteffective"
  },
  "YearBuiltSource": {
    "brt": "yearbuiltsource",
    "har": "yearbuiltsource"
  },
  "Zoning": {
    "brt": "zoning"
  }
}

Audit Conclusion