ABAP/4中可以利用SQL语法创建或读取TABLE,SQL语法分为DDL(DATA DEFINE LANGUAGE)语言和DML(DATA MULTIPULATION LANGUAGE)语言,DDL语言是指数据定义语言,例如CREATE等, DML语言是数据操作语言,例如SELECT, INSERT等语句。SQL语句有OPEN SQL语句和NATIVE SQL语句。 OPEN SQL语句不是标准SQL语句,是ABAP/4语言,利用OPEN S...
2) )AND( carrid ='AA').WRITE:/'多条件:',testTable-carrid,testTable-connid.ENDSELECT."not关键词,可以和比较条件,like,in,between and使用,将条件取反select* from spfliINTOtestTable where carridnotin
SELECT * FROM spfli INTO testTable WHERE ( period in (1,2) ) AND ( carrid = 'AA' ). WRITE:/ '多条件:',testTable-carrid,testTable-connid. ENDSELECT. "not关键词,可以和比较条件,like,in,between and使用,将条件取反 select * from spfli INTO testTable where carrid not in ('AA','...
AND:当所有条件都为 TRUE时,整个条件表达式才会评估为 TRUE。 OR:当至少有一个条件为 TRUE时,整个条件表达式就会被评估为 TRUE。 NOT:将条件表达式的结果反转。 案例演示 下面给出三段以SFLIGHT数据库表为基准的示例代码,详细讲解了ABAP OPEN SQL中WHERE子句逻辑运算符的应用,仅供参考: ...
MOVE赋值 :MOVE B TO A. WRITE赋值 :WRITE B TO A. 复位赋值 :CLEAR A. 逻辑表达式的运算符 •基本运算符 EQ、=、NE、<>、><、LT、<、LE、<=、GT、>、GE、>= •字符串运算符 CO、CN、CA、NA、CS、NS、CP、NP •区间运算符 <f1> BETWEEN <f2> AND <f3> ...
语法:语法:Between子句,模版和列表子句,SELECT*FROM<表>WHERE<表字段>...<表<表字段表字段>...BETWEEN<数值1>AND<数值2><数值<数值数值2> LIKE<使用'%'和'_'的模糊查询><使用使用'的模糊查询> IN(<数值1,数值2,...数值n>)(<数值数值1,2,...数值 Page4 WHERE语句:有条件的循环处理语句:report ...
WHERE ... f[NOT]BETWEEN g1 AND g2 ... //条目中f必须在g1与g2之间的值。 3.字符比较运算符: WHERE f[NOT]LIKE g [ESCAPE h] ... //数据条目中,字段f值必须符合g的模式。g中通配符“_”用于代替单个字符,“%”用于代替任意字符串(包含空串)。
(*)AScntFROMstat_tableWHEREfldateBETWEEN'20100101'AND'20101231'GROUPBYconnid carridHAVINGCOUNT(*)>10INTOTABLEresult_set.*对结果集进行排序,并只返回前10行数据DATA:top_resultsTYPESTANDARDTABLEOFsflight,top_resultLIKELINEOFtop_results.SELECTcarrid connid cntFROMresult_setORDERBYcntDESCENDINGUPTO10ROWS...
Database hints of thedatabase interfaceare intended for internal use only. These are put between&characters and are evaluated before they are transferred to the database system from the database interface. In thestrict modesof the syntax check from Release 7.40, SP05, the escape character@must...
For certain SQL expressions and functions, an ABAP SQL read statement no longer bypasses table buffering. ABAP SQL read statements no longer bypass table buffering in cases where a column is specified on the right side of comparisons or of BETWEEN in a condition that is not required to ...