ELSE RAISE NOTICE'other value'; END CASE; END $$; 循环语句 PostgreSQL 提供 4 种循环执行命令的语句: LOOP、WHILE、FOR 和 FOREACH 循环,以及循环控制的 EXIT 和 CONTINUE 语句。 LOOP 用于定义一个无限循环语句,一般需要使用 EXIT 或者 RETURN 语句退出循环, label 可以用于 EXIT 或者 CONTINUE 语句退出或...
带有多个变量的if else语句 带有3个变量的IF语句 带有变量的SQL查询 查询事件的时间线- DBpedia和SPARQL Power BI,带有多个OR和and语句的IF语句 在RDFLIB和Python for Sparql update语句中使用具有存储值的变量 EXCEL:带有AND和NOT SUMIFS的IF语句 带有if和CONCAT的MySQL语句 尝试删除带有If语句和计算列的查询中的记...
是一个元素，loop2会覆盖loop1中元素 d(3)=a*i %d(3)表示其中包含3个元素，若不够则用...
With this fix, we can sometime get in a (potentially) infinite loop where a node keeps sending a MEET packet to the other node, but both nodes know each other. This sometimes (although rarely) happens in the second test Handshake eventually succeeds after node handshake timeout on one side...
3、分类: 4、使用 (1)创建存储过程 (2)调用存储过程 十二、函数 1、含义 2、好处 3、操作 (1)创建函数 (2)调用函数 4、函数和存储过程的区别 十三、流程控制结构 (一)分支结构 1、if函数 2、case结构 3、if elseif结构 (二)循环 1、while 2、loop 3、repeat 目录...
incri puts"---4---" puts"$i" #Thisisequivalentto: seti[expr{$i+1}]#expect里的加法减 puts"---5---" puts"$i" 行:运 [15:33:09-Bob@hzling08:~/test/tcl]-(1110)No.109->$./tclfor.test ---1--- Iinsidefirstloop:0 ...
87 else 88 X := C; 89 end if; Log Share 13726 views and 6 likes # If Example An `if` statement is a sequential statement which executes one branch from a set of branches dependent upon the Conditions, which are tested in sequence. The condition must result in a BOOLEAN value th...
puts"Iinsidethirdloop:$i" incri puts"Iafterincr:$i" } seti0 incri puts"---4---" puts"$i" #Thisisequivalentto: seti[expr{$i+1}] #expect里的加减法 puts"---5---" puts"$i" 运行: [15:33:09-Bob@hzling08:~/test/tcl]-(1110)No.109->$./tclfor.test ...
subarray(idx, endIdx)); } else { #endif // TEXTDECODER var str = ''; #if TEXTDECODER // If building with TextDecoder, we have already computed the string length above, so test loop end condition against that while (idx < endIdx) { #else while (!(idx >= endIdx)) { #endif //...
What was happening was that when the thread tried to access ‘i’, even if was the first thing that thread did, often ‘i’ had already been incremented by the for loop in the original thread, so the thread would have the wrong number; there might be two threads with thread number 2...