A000 is a standard SAP Table which is used to store Condition Table for Pricing $ data in SAP systems, such as SAP R/3, S/4HANA, depending on the version and release level.
The A000 table consists of various fields, each holding specific information or linking keys about Condition Table for Pricing $ data available in SAP. These include KAPPL (Application), KSCHL (Condition type), VAKEY (Variable key 100 bytes), DATBI (Validity end date of the condition record)... See below for full list along with technical details, documentation, text table, check tables, foreign key relationships, conversion routines, relevant tcodes and example ABAP select code etc. .