SAP CROSSTRANS APP BUFFER - Glossary

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cross-transaction application buffer
Application buffer in the DS:ABEN.SHARED_MEMORY_GLOSRY>Shared Memory . ABAP programs access cross-transaction application buffers by specifying SHARED BUFFER or SHARED MEMORY as medium with the statements EXPORT and IMPORT for data clusters. The difference between the two types lies in the system behavior when it reaches its memory limit.