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ăăăăç§ăŽĺčŤăŻćŹĄăŽă¨ăăă§ăă
â
ăćăŤĺ
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ă¤ăă§ăŻăŞăăăčŞĺă§ăăăă¨çăăăă¨ćăăžăă(a § b)
ăŽăăăŞăăŽăŻé常ăŤčŞăżăăăăć§ćăŻ1ă¤ă2ă¤ăŽäžăăĺŚăśăŽăŤĺĺčť˝éă§ăă(a f b)
ăŻĺĺăŤăăăă ă¨ćăăžăă(a f b)
ć確ăăŤă¤ăăŚăŻăăăăăăžăă
čăăăăăŚăźăšăąăźăšăŻćŹĄăŽă¨ăăă§ăă
select((((:emp_id, :last_name) from employee_tbl) where (:city, == ,'indianapolis')) orderby :emp_id));
ăăăŻç˘şăăŤä¸ç˝Žé˘ć°ăŽĺŽčĄĺŻč˝ăŞä˝żç¨ćłă§ăă
select
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ăăăŻć確ăŞăłăźăă§ăăďź
ăăăăŞăă
.(a f b)
ăŻăăăăăŻçăŤăăŞăŁăŚăăžăă ăăăăăăăŻăăžăčŞăżăŤăăă§ăă
(a @. f b)
ăŻčŞăżăăăăŞăŁăŚăăžăăďź ăŞăăŞăăăăăćĺšăŤăăăăăŽ@.
ăăŻăăŻĺç´ăŞăŻăłăŠă¤ăăźăŤăŞăăăă§ăă
[[[čăăŚăżăă¨ăćŹĺź§ăĺż
čŚă¨ăăăŤä¸ç˝ŽăăŻăă訹ĺŻăăĺ ´ĺă@ Glen-OăŻăăăă使ç¨ăăŚčŞĺăŽăăăăăă¨ăĺŽčĄă§ăăžăďź circle(10) @> move 0 0 @> animate "scale" "ease"
=> @> (@> circle(10) move 0 0) animate "scale" "ease"
= macro> animate(move(circle(10),0,0),"scale","ease")
ă 解湺çăŻ(a f b)
ăăăéăă¨ćăăžăăăĺ°ăŞăă¨ăç§ăŽçŽăŤăŻăăŽĺ
¨ä˝çăŞăă°ă解湺ăăă§ăăăă]]]
..ă
select((((:emp_id, :last_name) from employee_tbl) where (:city, = ,'indianapolis')) orderby :emp_id);
ćĄäťśĺźăĺĽĺŚăŤĺźç¨ăăĺż čŚăăŞăăăăŤăç§ăŻééăăŞăăwhereăăŤăăŻăă使ç¨ăăăă¨ćăăžăă ăăďź
select((((:emp_id, :last_name) from employee_tbl) <strong i="22">@where</strong> city == 'indianapolis') orderby :emp_id);
ăăŁăăŻăăç Šăăăă§ăăăä¸ćšă§ăăăŁăăŞăă§ăăŽç¨ŽăŽčĄ¨çžăĺŚçăăăăăŽĺççăŞćšćłăŻăăăžăăă
select((((:emp_id, :last_name) from employee_tbl) <strong i="6">@where</strong> city == 'indianapolis') orderby :emp_id);
ăăŁăăŻăăç Šăăăă§ăăăä¸ćšă§ăăăŁăăŞăă§ăăŽç¨ŽăŽčĄ¨çžăĺŚçăăăăăŽĺççăŞćšćłăŻăăăžăăă
čăç´ăăŚăżăă¨ăăăŽĺźăŽĺŞĺ é ä˝ăŻĺłăă塌ă§ăă ăăăăŁăŚăä¸ç˝ŽăăŻăă使ç¨ăăă¨ă揥ăŽăăăŤăŞăăžăă
select((:emp_id, :last_name) <strong i="11">@from</strong> employee_tbl <strong i="12">@where</strong> city == 'NYC' <strong i="13">@orderby</strong> :emp_id)
ăăăăŻďź
<strong i="17">@select</strong> (:emp_id, :last_name) <strong i="18">@from</strong> employee_tbl <strong i="19">@where</strong> city == 'NYC' <strong i="20">@orderby</strong> :emp_id
ă§ăăăăç§ăŻăžă (a f b)
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丝ăŞç¨éďź
a <strong i="28">@m</strong> b
=> <strong i="30">@m</strong> a b
a <strong i="33">@m</strong> b c
=> <strong i="35">@m</strong> a b c
a <strong i="38">@m</strong> b <strong i="39">@m2</strong> c
=> <strong i="41">@m2</strong> (<strong i="42">@m</strong> a b) c
<strong i="45">@defineinfix</strong> f; a <strong i="46">@f</strong> b
=> macro f(a,b...) :(f($a,$b...)) end; <strong i="48">@f</strong> a b
=> f(a,b)
ăłăźăăźăąăźăš:(ăăźăľăźăăŠăŽăăăŤćŠč˝ăăăă示ăăăă ăăŤăéŠĺăŞăłăźăăćĺłăăăăŽă§ăŻăăăžăăďź
t1=a <strong i="54">@m</strong> t2=b t3=c
=> <strong i="56">@m</strong> t1=a t2=b t3=c
ďźăăăŻčŻăăăă°ăŠăăłă°ăšăżă¤ăŤă§ăŻăăăžăăăďźt1 + a <strong i="59">@m</strong> t2 + b
=> <strong i="61">@m</strong> t1+a t2+b
ďźăăăŻčŻăăăă°ăŠăăłă°ăšăżă¤ăŤă§ăŻăăăžăăăďźa b <strong i="64">@m</strong> c
=>ć§ćă¨ăŠăźďź??ďźa <strong i="67">@m</strong> b [c,d]
=>ăăŞăă§ăă ăăăăăă<strong i="70">@m</strong> a b[c,d]
ďźETAďźăăăăăăăă使ç¨ăăă¨ăăăăŻ<strong i="72">@m</strong> a b ([c,d])
ă¨ăăŚĺşĺăăăžăăăăăŻăăăăăăčŻăă§ăăăăďźa <strong i="75">@m</strong> b ([c,d])
=> <strong i="77">@m</strong> a b ([c,d])
[a <strong i="80">@m</strong> b]
=>ăšăżă¤ăŤăćŞăăŽă§ăăăŁăă使ăŁăŚć確ăŤăăŚăă ăăăăă ăă [a (<strong i="83">@m</strong> b)]
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=> @> a f b
=> f(a,b)
<strong i="90">@outermacro</strong> a b <strong i="91">@m</strong> c d
=> <strong i="93">@outermacro</strong> a (<strong i="94">@m</strong> b c d)
ĺŠçšďź
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ă¨ăŻç°ăŞăăć示çă§ăĺśçśăŤä˝żç¨ăăăăŞăšăŻăé常ăŤä˝ă@defineinfix
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a @> f b
ăăăăŤa <strong i="112">@f</strong> b
ăŻă (a f b)
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ăžăăŻ[ a @> f b
ăăˇă§ăźăăŤăăă¨ăăŚĺŽçžŠĺŻč˝ăŞa <strong i="10">@f</strong> b
]ăŽăăăăăŻă a %f% b
ăa |> f <| b
ă
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ăăŚăăžăăďźă
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ăžăăçŹčŞăŽĺŞĺ
庌ăé¸ćăăŚçŹčŞăŽDSLăćĺŽă§ăăăłăłăă¤ăŤćăŤĺŽčĄăăăžăă
select((((:emp_id, :last_name) from employee_tbl) where (:city, == ,"indianapolis")) orderby :emp_id));
ć¸ăăăćšăăă
sql"SELECT emp_id, last_name FROM employee_tbl WHERE city == 'indianapolis' ORDER BY emp_id"
éć¨ćşăŽćĺĺăŞăăŠăŤăŻăé常ăŤĺźˇĺăŞć§ćă§ăă
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ăă ăăçŹčŞăŽăă¤ăŻăăăźăľăź/ăăźăŻăłăŠă¤ăśăźăä˝ćăăĺż
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§çăŤă 8ă¤ăŽä˝żç¨ĺŻč˝ăŞăăăăżă¤ăăăăăžă
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=> @f(a, b)
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