( direct update) and the administration of a non-unique secondary table key is updated at the next explicit use of the secondary table key The administration of an unique secondary table key is updated immediately Rows using the primary key or the specified index was greater than the current number of rows plus one when inserting the rows using the table index. No row was inserted because either a row of the same unique key already existed when inserting single If the attempt to insert a single row (using an index) or multiple rows (as a block) would produce duplicates (in terms of a unique primary or secondary key), a runtime error occurs. If attempting to insert a single row using the key or the index would produce duplicates with respect to a unique secondary key, a handleable exception of the class CX_SY_ITAB_DUPLICATE_KEY is raised. If attempting to insert a single row using a primary key would produce duplicates with respect to the unique primary key, no row is inserted and sy-subrc is set to 4. The system handles any duplicates of the various key according to the following hierarchy: When the row is in inserted, all existing unique table keys are checked. Result when appending a single row to set a reference to the appended row in the form of a field symbol or a data reference. The position can be specified using the primary table key or a table index. This statement adds one or more rows line_spec Processing Statements for Internal Tables → SAP NetWeaver AS ABAP Release 751, ©Copyright 2017 SAP AG.
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