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commit 2b6238d7a371913b495acf2fa4cc0766d0d9dacd Author: 李小保 <[email protected]> AuthorDate: Sun Mar 3 16:57:59 2019 +0800 add class's javadoc comments so that this relationship is clear to anyone reading the code. --- .../java/org/apache/metamodel/jdbc/dialects/ImpalaQueryRewriter.java | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/jdbc/src/main/java/org/apache/metamodel/jdbc/dialects/ImpalaQueryRewriter.java b/jdbc/src/main/java/org/apache/metamodel/jdbc/dialects/ImpalaQueryRewriter.java index 8dc8976..90b04dc 100644 --- a/jdbc/src/main/java/org/apache/metamodel/jdbc/dialects/ImpalaQueryRewriter.java +++ b/jdbc/src/main/java/org/apache/metamodel/jdbc/dialects/ImpalaQueryRewriter.java @@ -22,6 +22,10 @@ import org.apache.metamodel.jdbc.JdbcDataContext; /** * Query rewriter for Apache Impala + * + * Because Impala uses the same metadata store as Hive to record information about table structure and properties， + * so Impala provides a high degree of compatibility with the Hive Query Language (HiveQL) ; + * @see <a href="http://impala.apache.org/docs/build/html/topics/impala_langref.html";>impala.apache.org</a> **/ public class ImpalaQueryRewriter extends Hive2QueryRewriter{
