UPDATE target FROM TABLE itab. 三.MODIFY语句 MODIFY语句是SAP的Open SQL中专有语句,该语句相当于INSERT和UPDATE语句的结合。引入期的原因是当更新数据库操作时,并不确知数据库中是否遗憾相应的数据行。 1.添加或更新单行: MODIFY dbtab FROM wa. 注:操作后SY-SUBRC恒为0;SY-DBCNT为
1. MODIFY dbtab. or MODIFY *dbtab. or MODIFY (dbtabname) … . . 2. MODIFY dbtab FROM TABLE itab. or MODIFY (dbtabname) FROM TABLE itab. 3. MODIFY dbtab VERSION vers. or MODIFY *dbtab VERSION vers. Effect Inserts new lines or updates existing lines in a database table . If ...
1.删除单行数据: DELETE FROM dbtab WHERE <fix_key>. 或DELETE dbtab FROM wa. 其中WHERE必须指明全部表关键字段的值;wa为工作区,若不去dbtab匹配操作将失败。 2.删除多行数据: DELETE FROM dbtab WHERE <condition>. DELETE dbtab[CLIENT SPECIFIED] FROM TABLE itab. 注:返回值同MODIFY 3.删除多行数...
MODIFY dbtab FROM TABLE itab. 1. 4.DELETE 1.删除单行数据 where必须指明全部主键 DELETE FROM dbtab WHERE <fix_key>. 1. 或者 DELETE dbtab FROM wa. 1. 2.删除多行数据 DELETE FROM dbtab WHERE <condition>. 1. 通过内表删除多行 DELETE dbtab [CLIENT SPECIFED] FROM TABLE itab. 1. 3....
1.添加或更新单行: MODIFY dbtab FROM wa. 注:操作后SY-SUBRC恒为0;SY-DBCNT为1 2.添加或更新多行: MODIFY dbtab FROM TABLE itab. 内表itab将覆盖数据库表中具有相同主关键字的条目。 注:SY-SUBRC恒为0;SY-DBCNT返回行数 四.DELETE语句 1.删除单行数据: DELETE FROM dbtab WHERE <fix_key>. 或...
append cond to itab. concatenate 'cityfto' ='''city2''' into cond. append cond to itab. select * into table itab_spfli from spfli where (itab). 14、多表結合查询(嵌套,效率珓彽): reprot z_test. data: wa_carrid type spfli-carrid, wa...
UPDATE dbtab SET f1=g1 … fi=gi [WHERE <condition>]. 或UPDATE dbtab FROM TABLE itab . •添加或更新数据MODIFY语句 –添加或更新单行数据 MODIFY dbtab FROM wa . –添加或更新多行数据 MODIFY dbtab FROM itab . Native SQL –包含DDL,DML,DCL ...
MODIFY dbtab FROM TABLE itab.MODIFY (dbtabname) FROM TABLE itab.更新/插⼊多条数据到数据库表中。根据primary key是否存在决定是更新还是插⼊。10.delete 详解：DELETE dbtab FROM wa.DELETE (dbtabname) FROM wa.、DELETE dbtab FROM TABLE itab.DELETE (dbtabname) FROM TABLE itab...
插入多行数据 insert dbtab from table itab. 更新单行数据 update dbtab from wa. 更新多行数据 update dbtab set f1=g1...fi=gi [where <conditions>]. update target from table itab.(从内表) 添加或更新单行 modify dbtab from wa.(已存在则更新,不存在则插入) 添加或更新多行 modify dbtab ...
MODIFYtargetFROMsource. Effect TheMODIFYstatement inserts one or more rows specified insourcein the database table or classic view specified intarget, or overwrites existing rows. System Fields The statementMODIFYsets the values of the system fieldssy-subrcandsy-dbcnt. ...