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[ZEPPELIN-1999] documentation

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Tinkoff DWH 2017-03-19 19:06:10 +05:00
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docs/manual/interpreters.md
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@ -41,9 +41,9 @@ Zeppelin interpreter setting is the configuration of a given interpreter on Zepp
<img src="../assets/themes/zeppelin/img/screenshots/interpreter_setting.png" width="500px">
Properties are exported as environment variable when property name is consisted of upper characters, numbers and underscore ([A-Z_0-9]). Otherwise set properties as JVM property.
Properties are exported as environment variables when property name is consisted of upper characters, numbers and underscore ([A-Z_0-9]). Otherwise set properties as JVM property.
You may use parameters from the context of interpreter by add #{contextParameterName} (except fields of paragraph) in value, parameter can be of the following types: string, number, boolean.
You may use parameters from the context of interpreter by add #{contextParameterName} in value, parameter can be of the following types: string, number, boolean.
###### Context parameters
<table class="table-configuration">
@ -71,13 +71,7 @@ You may use parameters from the context of interpreter by add #{contextParameter
If context parameter is null then replaced by empty string.
<img src="../assets/themes/zeppelin/img/screenshots/interpreter_setting_with_context_parameters.png" width="500px">
###### Usage
For example in database exist user `user1` with some password and exists user with same name into Zeppelin. Configure the jdbc interpreter (postgres), set `default.user = #{user}`.
1. Sign in (as `user1`)
2. Open interpreter
3. Execute `select current_user`
<img src="../assets/themes/zeppelin/img/screenshots/interpreter_setting_with_context_parameters.png" width="800px">
<br>
Each notebook can be bound to multiple Interpreter Settings using setting icon on upper right corner of the notebook.