{puts "$x does not match any of these choices"} ;# This form of the command disables variable substitution in the pattern ;#下面为了不置换$z,在外层加上了花括号,于是走入了 ONE 分支,而分支中的命令仍然被执行了 switch $x { "$z" {set y1 [expr
Agent/TCP/FullTcp set ts_option_size_ 10; # in bytes Agent/TCP/FullTcp set reno_fastrecov_ true; # fast recov true by default Agent/TCP/FullTcp set pipectrl_ false; # use "pipe" ctrl Agent/TCP/FullTcp set open_cwnd_on_pack_ true; # ^ win on partial acks? Agent/TCP/FullTcp ...
5.4.2 Performing SQL Queries on CSV In case the command-line tools mentioned in this chapter do not provide enough flexibility, then there is another approach to scrub your data from the command line. The tool csvsql78 allows you to execute SQL queries directly on CSV files. SQL is a ...
TCL full form: Know what is the full form of TCL and its meaning. TCL commands are used for managing and controlling the transactions in a database and the changes made by the DML.
Five Types of SQL Commands SQL commands are divided into five main groups based on their use. Knowing these groups helps you understand what different commands are meant to do. The five types of SQL commands are: TypeFull FormWhat it doesExample ...
The name Tcl is derived from “Tool Command Language” and is pronounced “tickle”. Tcl is a radically simple open-source interpreted programming language that provides common facilities such as variables, procedures, and control structures as well as many useful features that are not found in an...