annotate demo/outer.ur @ 2265:a647a1560628
Hard-code Sqlcache module (in Ur/Web) as effectful and reorder sqlcache.sml.
author |
Ziv Scully <ziv@mit.edu> |
date |
Wed, 14 Oct 2015 00:07:00 -0400 |
parents |
87a7702d681d |
children |
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rev |
line source |
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1 table t : { Id : int, B : string }
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2 PRIMARY KEY Id
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3
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4 table u : { Id : int, Link : int, C : string, D : option float }
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5 PRIMARY KEY Id,
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6 CONSTRAINT Link FOREIGN KEY Link REFERENCES t(Id)
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7
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8 fun main () =
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9 xml <- queryX (SELECT t.Id, t.B, u.Id, u.C, u.D
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10 FROM t LEFT JOIN u ON t.Id = u.Link)
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11 (fn r => <xml><tr>
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12 <td>{[r.T.Id]}</td>
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13 <td>{[r.T.B]}</td>
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14 <td>{[r.U.Id]}</td>
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15 <td>{[r.U.C]}</td>
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16 <td>{[r.U.D]}</td>
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17 </tr></xml>);
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18 return <xml><body>
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19 <table>{xml}</table>
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20
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21 <form>Insert into t: <textbox{#Id} size={5}/> <textbox{#B} size={5}/>
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22 <submit action={addT}/></form>
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23 <form>
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24 Insert into u: <textbox{#Id} size={5}/> <textbox{#Link} size={5}/> <textbox{#C} size={5}/>
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25 <textbox{#D} size={5}/> <submit action={addU}/>
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26 </form>
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27 </body></xml>
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28
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29 and addT r =
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30 dml (INSERT INTO t (Id, B) VALUES ({[readError r.Id]}, {[r.B]}));
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31 main ()
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32
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33 and addU r =
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34 dml (INSERT INTO u (Id, Link, C, D) VALUES ({[readError r.Id]}, {[readError r.Link]}, {[r.C]}, {[readError r.D]}));
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35 main ()
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