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Address #92 by repeating transaction/connection note

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Sean Corfield 2020-02-26 11:56:08 -08:00
parent 126ac58c34
commit 81743f1484
2 changed files with 3 additions and 1 deletions
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2
CHANGELOG.md
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@ -7,7 +7,7 @@ Only accretive/fixative changes will be made from now on.
The following changes have been committed to the **master** branch since the 1.0.13 release: The following changes have been committed to the **master** branch since the 1.0.13 release:
* Add PostgreSQL streaming option information to **Tips & Tricks**. * Add PostgreSQL streaming option information to **Tips & Tricks**.
* Minor documentation fixes. * Minor documentation fixes (including #92).
* Improve `Unknown dbtype` exception message (to clarify that `:classname` is also missing). * Improve `Unknown dbtype` exception message (to clarify that `:classname` is also missing).
* Fix #88 by using 1-arity `keyword` call when table name unavailable (or `:qualifier-fn` returns `nil` or an empty string); also allows `:qualifier-fn` function to be called on empty table name (so `:qualifier-fn (constantly "qual")` will now work much like `clojure.java.jdbc`'s `:qualifier "qual"` worked). * Fix #88 by using 1-arity `keyword` call when table name unavailable (or `:qualifier-fn` returns `nil` or an empty string); also allows `:qualifier-fn` function to be called on empty table name (so `:qualifier-fn (constantly "qual")` will now work much like `clojure.java.jdbc`'s `:qualifier "qual"` worked).
* Address #89, #91 by making minor performance tweaks to `next.jdbc.result-set` functions. * Address #89, #91 by making minor performance tweaks to `next.jdbc.result-set` functions.

2
doc/transactions.md
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@ -25,6 +25,8 @@ It is possible to tell `next.jdbc` to create connections that do not automatical
(jdbc/execute! tx ...)) (jdbc/execute! tx ...))
``` ```
If `with-transaction` is given a datasource, it will create and close the connection for you. If you pass in an existing connection, `with-transaction` will set up a transaction on that connection and, after either committing or rolling back the transaction, will restore the state of the connection and leave it open.
You can also provide an options map as the third element of the binding vector (or the third argument to the `transact` function). The following options are supported: You can also provide an options map as the third element of the binding vector (or the third argument to the `transact` function). The following options are supported:
* `:isolation` -- the isolation level for this transaction (see [All The Options](/doc/all-the-options.md) for specifics), * `:isolation` -- the isolation level for this transaction (see [All The Options](/doc/all-the-options.md) for specifics),