spark-instrumented-optimizer/sql/create-docs.sh
Takeshi Yamamuro e42dbe7cd4 [SPARK-31429][SQL][DOC] Automatically generates a SQL document for built-in functions
### What changes were proposed in this pull request?

This PR intends to add a Python script to generates a SQL document for built-in functions and the document in SQL references.

### Why are the changes needed?

To make SQL references complete.

### Does this PR introduce any user-facing change?

Yes;

![a](https://user-images.githubusercontent.com/692303/79406712-c39e1b80-7fd2-11ea-8b85-9f9cbb6efed3.png)
![b](https://user-images.githubusercontent.com/692303/79320526-eb46a280-7f44-11ea-8639-90b1fb2b8848.png)
![c](https://user-images.githubusercontent.com/692303/79320707-3365c500-7f45-11ea-9984-69ffe800fb87.png)

### How was this patch tested?

Manually checked and added tests.

Closes #28224 from maropu/SPARK-31429.

Lead-authored-by: Takeshi Yamamuro <yamamuro@apache.org>
Co-authored-by: HyukjinKwon <gurwls223@apache.org>
Signed-off-by: HyukjinKwon <gurwls223@apache.org>
2020-04-21 10:55:13 +09:00

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#!/bin/bash
#
# Licensed to the Apache Software Foundation (ASF) under one or more
# contributor license agreements. See the NOTICE file distributed with
# this work for additional information regarding copyright ownership.
# The ASF licenses this file to You under the Apache License, Version 2.0
# (the "License"); you may not use this file except in compliance with
# the License. You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
# Script to create SQL API and config docs. This requires `mkdocs` and to build
# Spark first. After running this script the html docs can be found in
# $SPARK_HOME/sql/site
set -o pipefail
set -e
FWDIR="$(cd "`dirname "${BASH_SOURCE[0]}"`"; pwd)"
SPARK_HOME="$(cd "`dirname "${BASH_SOURCE[0]}"`"/..; pwd)"
if ! hash python 2>/dev/null; then
echo "Missing python in your path, skipping SQL documentation generation."
exit 0
fi
if ! hash mkdocs 2>/dev/null; then
echo "Missing mkdocs in your path, trying to install mkdocs for SQL documentation generation."
pip install mkdocs
fi
pushd "$FWDIR" > /dev/null
rm -fr docs
mkdir docs
echo "Generating SQL API Markdown files."
"$SPARK_HOME/bin/spark-submit" gen-sql-api-docs.py
echo "Generating SQL configuration table HTML file."
"$SPARK_HOME/bin/spark-submit" gen-sql-config-docs.py
echo "Generating HTML files for SQL function table and examples."
"$SPARK_HOME/bin/spark-submit" gen-sql-functions-docs.py
echo "Generating HTML files for SQL API documentation."
mkdocs build --clean
rm -fr docs
popd