oracledecodedatatype

,DECODEcomparesexprtoeachsearchvalueonebyone.Ifexprisequaltoasearch,thenOracleDatabasereturnsthecorrespondingresult.,沒有這個頁面的資訊。,2023年6月1日—ThepurposeoftheOracleDECODEfunctionistoperformanIF-THEN-ELSEfunction.It'ssimilartoaCASEstatement,butCASEisastatement ...,TheOracledecodeandcasefunctionsareusedwithintheOracledatabasetotransformdatavaluesforonevaluetoanother.Oneofthemostamazingfe...

參考資訊如下
DECODE

DECODE

DECODE compares expr to each search value one by one. If expr is equal to a search , then Oracle Database returns the corresponding result .

decode()

沒有這個頁面的資訊。

Oracle DECODE Function Explained with Examples

2023年6月1日 — The purpose of the Oracle DECODE function is to perform an IF-THEN-ELSE function. It's similar to a CASE statement, but CASE is a statement ...

Using Oracle decode function

The Oracle decode and case functions are used within the Oracle database to transform data values for one value to another. One of the most amazing features of ...

What is the use of DECODE function in SQL?

2023年6月8日 — The syntax for the DECODE function is: ... The value which has to be compared. It automatically gets converted to the data type of the first ...

Oracle DECODE Function

The DECODE() function returns a value with the data type of the first result (r1, r2, .. rn or d) argument. Note. You can use expressions for the search (s) ...

Oracle PLSQL

The DECODE function returns a value that is the same datatype as the first result in the list. If the first result is NULL, then the return value is converted ...

dmidecode。查看 Linux 作業系統下的硬體資訊

dmidecode。查看 Linux 作業系統下的硬體資訊

要怎麼看Linux作業系統內有多少記憶體不是難事，但是要看Linux作業系統內有幾條實體的記憶體卻不簡單，今天為了要知道我的主機4G的記憶體是2*2G還是4*1G，發現我既往得技能一籌莫展，真是相當黯淡啊...在/proc下...