我有一條SQL語句,我想要一個空格的別名。例如: select name as User name from users;
我嘗試了不同的語法,但失敗了。 select name as "User name" from users;
select name as 'User name' from users;
select name as {User name} from users;
我正在使用Firebird 2.5。當我運行 SELECT
CASE BILANCA
WHEN 1 THEN
CASE BILANCA WHEN 0 THEN 'SMALLINT' WHEN 1 THEN 'NUME' END
ELSE 'A'||'B' END
AS BILANCA1,
CASE BILANCA
WHEN 1 THEN
產生額外的文字,我轉換BDE查詢(矛盾)的火鳥(2.5,不3.x中),我有它的一個非常方便的轉換: select TRIM(' 1') as order1, CAST(' 1' AS INTEGER) AS order2 --> 1
select TRIM(' 1 bis') as order1, CAST(' 1 bis' AS INTEGER) AS order2 --> 1
然後由
我有Firebird數據庫和字符集WIN1251。數據庫已經有幾個表。現在我想將默認排序規則更改爲WIN1251_UA。所以我不得不執行該語句: ALTER CHARACTER SET WIN1251 SET DEFAULT COLLATION WIN1251_UA
根據this link上面的查詢修改數據庫的默認排序規則。 現在我面臨這個問題:對於所有表格,所有varchar字段仍然有校對W
我想知道是否以及如何遍歷delete語句的結果。 的delete語句能夠返回刪除記錄的值: Firebird 2.5 Language Reference DELETE
FROM {target} [[AS] alias]
[WHERE {search-conditions | CURRENT OF cursorname}]
[PLAN plan_items]