我正在创建一个函数,我需要根据参数的值在两个句子之间进行选择(PTIPO)
下面是我的代码
SELECT SUM(
CASE PTIPO
WHEN 0 THEN (CASE WHEN (A.NT = 0) THEN A.VALOR ELSE 0 END)
WHEN 1 THEN (CASE WHEN (A.NT = 1) THEN A.VALOR ELSE 0 END)
WHEN 2 THEN (CASE WHEN (A.NT = 1) THEN A.VALOR ELSE -A.VALOR END)
END)
INTO nresp
FROM mov_caja a
JOIN enc_movp b ON a.docid = b.docid
JOIN c_caja c ON a.cajaid = c.cajaid
WHERE c.cajaid = pcajaid AND(
CASE WHEN(PTIPO = 2) --this is what causes the issue.
THEN
b.cod_compro = ncompini OR (b.fecha_mov BETWEEN pfecha_ini AND pfecha_fin)
ELSE
b.cod_compro != ncompini AND b.fecha_mov BETWEEN pfecha_ini AND pfecha_fin
END);
错误是“缺少关键字”,但我知道问题是最后一个案例。我还能如何在句子之间进行选择。这种情况是正确的方法还是我应该使用另一种说法?