SAP Function Module MCWPS_BUILD_LARGE_ITEMSETS
INTERN: Erzeugen der Large-Itemsets (Apriori)
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The Function Module MCWPS_BUILD_LARGE_ITEMSETS (INTERN: Erzeugen der Large-Itemsets (Apriori)) is a standard Function Module in SAP ERP and is part of the function group MCWPS within the package MCW.
Technical Information
| Function Module | MCWPS_BUILD_LARGE_ITEMSETS |
| Short Text | INTERN: Erzeugen der Large-Itemsets (Apriori) |
| Function Group | MCWPS |
| Package | MCW |
| Module Type | Normal Module |
Importing Parameters
These are the IMPORTING parameters of this function module.
| Parameter Name | Type | Associated Type | Default Value | Short Text |
|---|---|---|---|---|
| I_CARDINAL_NUMBER | TYPE | I | '3' | Kardinalität der gesuchten Mengen |
| I_DBTAB | LIKE | RSRD1-OBJNAME | 'S120' | Name der Datenbanktabelle |
| I_FIELD | LIKE | RSRD1-OBJNAME | 'MATNR' | Feldname des Analyseobjekts |
| I_FLG_IS | TYPE | C | 'X' | Flag: Tabelle ist InfoStruktur? |
| I_MAX_ROWS | TYPE | I | '3000000' | maximale Anzahl zu lesender Datensätze |
| I_MAX_SIZE_L2 | TYPE | I | '60000' | maximal zulässige Größe der L2 |
| I_MAX_SIZE_L3 | TYPE | I | '60000' | maximal zulässige Größe der L3 |
| I_MIN_SUP | TYPE | F | '0.05' | Minimaler Support der Mengen |
| I_VIC | LIKE | RSRD1-OBJNAME | 'BONNR' | Feldname der Belegnummer (VIC-Merkmal) |
| I_VRSIO | LIKE | S120-VRSIO | '000' | Version der Daten in der Infostruktur |
| I_WERKS | LIKE | S120-WERKS | Werks |
Exporting Parameters
These are the EXPORTING parameters of this function module.
| Parameter Name | Type | Associated Type | Default Value | Short Text |
|---|---|---|---|---|
| E_ANZ_BON | TYPE | I | Anzahl der untersuchten Bons | |
| E_ANZ_POS | TYPE | I | Anzahl der untersuchten Bonpositionen | |
| E_SIZE_C1 | TYPE | I | Größe der erzeugten C1 | |
| E_SIZE_C2 | TYPE | I | Größe der erzeugten C2 | |
| E_SIZE_C3 | TYPE | I | Größe der erzeugten C3 |
Changing Parameters
This function module does not define any CHANGING parameters.
Table Parameters
These are the TABLE parameters of this function module.
| Parameter Name | Type | Associated Type | Default Value | Short Text |
|---|---|---|---|---|
| E_TAB_L1 | LIKE | MCWPSI1 | Large-Itemset k - 1 | |
| E_TAB_L2 | LIKE | MCWPSI2 | Large-Itemset k - 2 | |
| E_TAB_L3 | LIKE | MCWPSI3 | Large-Itemset k - 3 | |
| I_WHERE_TAB | LIKE | MCW_WHERETAB | Tabelle für dynamische Where-Bedingung |
Exceptions
These are the Exceptions of this function module.
| Exception Name | Short Text |
|---|---|
| BAD_CARDINAL_NUMBER | Falsche Kardinalität |
| BAD_SUPPORT | Falscher Support (0.001 ... 0.99 ) |
| C2_TO_BIG | C2 wurde zu groß (siehe I_MAX_SIZE_L2) |
| C3_TO_BIG | C3 wurde zu groß (siehe I_MAX_SIZE_L3) |
| DATABASE_ERROR | Fehler beim Datenbankzugriff |