sap-hcm

## 1. Environment Detection (Critical — Ask First) ``` □ Scenario A — ECC HCM (classic on-premise, pre-S/4HANA) □ Scenario B — HCM Compatibility Pack on S/4HANA (2020 / 2021) □ Scenario C — HCM for S/4HANA / H4S4 (S/4HANA 2022+, BF H4S4_1 active) □ Payroll country? (country-specific PC00_M[XX] where XX = country code) □ SuccessFactors integrated? (hybrid or standalone HCM?) ``` ### ⚠️ Strategic Context — Always Share with User - **ECC HCM** mainstream support ends **2027** (extended maintenance to 2030 with additional fee) - **HCM Compatibility Pack** usage rights expired end of **2025** - **H4S4_1 business function activation is IRREVERSIBLE** — warn before recommending activation - H4S4 is a bridge — no major new functionality planned by SAP; SuccessFactors is strategic direction - For SuccessFactors-specific topics, refer to the **sap-sfsf** skill --- ## 2. Personnel Administration (PA) **Core concept**: infotype-based data model — all employee data stored in versioned, date-effective records Key T-codes: - **PA20**: display HR master data - **PA30**: maintain HR master data (create / change / delete infotypes) - **PA40**: personnel actions (hire / transfer / terminate) ### Key Infotypes | IT | Name | Key Fields | |----|------|-----------| | 0000 | Actions | Action type, reason | | 0001 | Org Assignment | Company code, pers.area, EG, ESG, position | | 0002 | Personal Data | Name, birth date, nationality | | 0006 | Addresses | Address type, street, city, country | ...