Better examples
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README.md
28
README.md
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@ -83,33 +83,35 @@ Inserts are supported:
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```clj
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(-> (insert-into :properties)
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(columns :a :b :c :d)
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(columns :name :surname :age)
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(values
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[[1 2 3 4 5]
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[6 7 8 9 10]
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[11 12 13 14]])
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[["Jon" "Smith" 34]
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["Andrew" "Cooper" 12]
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["Jane" "Daniels" 56]])
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sql/format)
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=> ["INSERT INTO properties (a, b, c, d) VALUES (1, 2, 3, 4, 5), (6, 7, 8, 9, 10), (11, 12, 13, 14)"]
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=> ["INSERT INTO properties (name, surname, age)
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VALUES (?, ?, 34), (?, ?, 12), (?, ?, 56)"
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"Jon" "Smith" "Andrew" "Cooper" "Jane" "Daniels"]
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```
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Updates are possible too (note the double S in `sset` to avoid clashing
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with `clojure.core/set`):
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```clj
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(sql/format
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(-> (update :films)
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(sset {:kind "dramatic"
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:watched true})
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(where [:= :kind "drama"])))
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(-> (update :films)
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(sset {:kind "dramatic"
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:watched true})
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(where [:= :kind "drama"])
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sql/format)
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=> ["UPDATE films SET watched = TRUE, kind = ? WHERE kind = ?" "dramatic" "drama"]
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```
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Deletes look as you would expect:
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```clj
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(sql/format
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(-> (delete-from :films)
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(where [:<> :kind "musical"])))
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(-> (delete-from :films)
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(where [:<> :kind "musical"])
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sql/format)
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=> ["DELETE FROM films WHERE kind <> ?" "musical"]
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```
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