ORDER BY PRIMARY KEY INTO TABLE @DATA(result). ... ORDER BY{col1|a1}[ASCENDING|DESCENDING], {col2|a2}[ASCENDING|DESCENDING], ... For any columns specified in theSELECTlist, a comma-separated list of columns can
SELECT...WHERE <s> [NOT]BETWEEN<f1>AND<F2>.SELECT...WHERE COL2LIKE'_ABC%'.SELECT...WHERE <s> [NOT]IN(<f1>,..,<fn>)...SELECT...WHERE <s> [NOT]IN<seltab>... 查询存在selection table,Range变量里的数据。 3.FOR ALL ENTRIES 语句. SELECT...FORALL ENTRIESIN<itab>WHERE<cond> ...
SELECT <result> FROM <source> INTO <target> [WHERE <condition>] [GROUP BY <fields>] [HAVING <cond>] [ORDER BY <fields>]. 二.选择单行数据: 如果只需要选取一个结果数据行,系统在数据库种找到第一个符合条件的数据条目时,就停止查询。单行选择需要在SELECT中使用SINGLE关键字,且INTO自居的结构必须为...
同时,从 SAP NetWeaver 7.5 开始,UNION 方法可以用来在两个 SELECT 语句的结果集之间创建一个联合。 WHERE 条件 WHERE 条件后面跟随的是查询的限制条件。也是 SELECT 查询中最常被使用的条件,因为我们在实际情况中并非总是需要获取所有数据,所以需要有条件的进行查询。
SELECT SINGLE SELECT SINGLE语句用于从数据库中检索单个行,并将其存储在内部表中。如果检索到多行数据,则只返回第一行数据。 以下是SELECT SINGLE语句的语法: 代码语言:javascript 代码运行次数:0 运行 AI代码解释 SELECT SINGLE <fields> FROM <table> [WHERE <condition>] [ORDER BY <fields> ...
All database rows that are selected by the remaining additions of the statement SELECT are included in the results set.If the addition ORDER BY is not used, the order of the rows in the results set is not defined and, if the same statement SELECT is executed multiple times, the order ...
ORDER BY clause Variants: 1 . . . . ORDER BY PRIMARY KEY 2. . . . ORDER BY f1 . . . fn 3. . . . ORDER BY (itab) Effect Orders the records in a SELECT statement. Without the ORDER-BY clause, the order in which the selected lines are supplied is undefined. This means that...
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Orders the records in aSELECTstatement. Without theORDER-BYclause, the order in which the selected lines are supplied is undefined. This means that two similarSELECTstatements may produce lines in a different order. Variant 1 ...ORDER BY PRIMARY KEY Effect Sorts the selected lines in ascending...
SELECT SINGLE代码如下: SELECT SINGLE mandt carrid connid fldate FROM sflight INTO gs_out. 使用如上代码,可以获取一条记录。需要注意的是: 使用这条语句最好跟上WHERE条件,通常使用这种方式来获取描述表某个信息的描述。 当使用SELECT SINGLE时,将不能使用ORDER BY和APPENDING语句。