[OPTIQ-430] Rename project from "Optiq" to "Calcite"

DISCLAIMER

@@ -1,4 +1,4 @@
-Apache Optiq is an effort undergoing incubation at the Apache Software
+Apache Calcite is an effort undergoing incubation at the Apache Software
 Foundation (ASF), sponsored by the Apache Incubator PMC.
 
 Incubation is required of all newly accepted projects until a further

NOTICE

@@ -1,4 +1,4 @@
-Apache Optiq
+Apache Calcite
 Copyright 2012-2014 The Apache Software Foundation
 
 This product includes software developed at

README

@@ -1,6 +1,6 @@
-Apache Optiq release 0.9.0 (incubating)
+Apache Calcite release 0.9.1 (incubating)
 
-This is a source or binary distribution of Apache Optiq.
+This is a source or binary distribution of Apache Calcite.
 
 Changes since the previous release are described in the doc/HISTORY.md
 file.
@@ -11,14 +11,14 @@ If this is a source distribution, you can find instructions how to
 build the release in the "Building from a source release" section in
 doc/HOWTO.md.
 
-README.md contains examples of running Optiq.
+README.md contains examples of running Calcite.
 
-Further information about Apache Optiq is available at its web site,
+Further information about Apache Calcite is available at its web site,
 http://incubator.apache.org/optiq.
 
 Disclaimer
 
-Apache Optiq is an effort undergoing incubation at The Apache Software
+Apache Calcite is an effort undergoing incubation at The Apache Software
 Foundation (ASF), sponsored by the Apache Incubator. Incubation is
 required of all newly accepted projects until a further review
 indicates that the infrastructure, communications, and decision making

README.md

@@ -1,12 +1,12 @@
 [![Build Status](https://travis-ci.org/julianhyde/optiq.svg?branch=master)](https://travis-ci.org/julianhyde/optiq)
 
-# Apache Optiq
+# Apache Calcite
 
-Apache Optiq is a dynamic data management framework.
+Apache Calcite is a dynamic data management framework.
 
-## Getting Optiq
+## Getting Calcite
 
-To run Apache Optiq, you can either
+To run Apache Calcite, you can either
 [download and build from github](doc/HOWTO.md#building-from-git),
 or [download a release](http://www.apache.org/dyn/closer.cgi/incubator/optiq)
 then [build the source code](doc/HOWTO.md#building-from-a-source-distribution).
@@ -17,15 +17,15 @@ with the following Maven coordinates:
 
 ```xml
 <dependency>
-  <groupId>org.apache.optiq</groupId>
-  <artifactId>optiq-core</artifactId>
-  <version>0.9.0-incubating</version>
+  <groupId>org.apache.calcite</groupId>
+  <artifactId>calcite-core</artifactId>
+  <version>0.9.1-incubating</version>
 </dependency>
 ```
 
 ## Example
 
-Optiq makes data anywhere, of any format, look like a database. For
+Calcite makes data anywhere, of any format, look like a database. For
 example, you can execute a complex ANSI-standard SQL statement on
 in-memory collections:
 
@@ -36,7 +36,7 @@ public static class HrSchema {
 }
 
 Class.forName("net.hydromatic.optiq.jdbc.Driver");
-Connection connection = DriverManager.getConnection("jdbc:optiq:");
+Connection connection = DriverManager.getConnection("jdbc:calcite:");
 OptiqConnection optiqConnection =
     connection.unwrap(OptiqConnection.class);
 ReflectiveSchema.create(optiqConnection,
@@ -60,11 +60,11 @@ completely empty until <code>ReflectiveSchema.create</code> registers
 a Java object as a schema and its collection fields <code>emps</code>
 and <code>depts</code> as tables.
 
-Optiq does not want to own data; it does not even have favorite data
+Calcite does not want to own data; it does not even have favorite data
 format. This example used in-memory data sets, and processed them
 using operators such as <code>groupBy</code> and <code>join</code>
 from the linq4j
-library. But Optiq can also process data in other data formats, such
+library. But Calcite can also process data in other data formats, such
 as JDBC. In the first example, replace
 
 ```java
@@ -83,28 +83,28 @@ dataSource.setPassword("");
 JdbcSchema.create(optiqConnection, dataSource, rootSchema, "hr", "");
 ```
 
-and Optiq will execute the same query in JDBC. To the application, the
+and Calcite will execute the same query in JDBC. To the application, the
 data and API are the same, but behind the scenes the implementation is
-very different. Optiq uses optimizer rules
+very different. Calcite uses optimizer rules
 to push the <code>JOIN</code> and <code>GROUP BY</code> operations to
 the source database.
 
-In-memory and JDBC are just two familiar examples. Optiq can handle
+In-memory and JDBC are just two familiar examples. Calcite can handle
 any data source and data format. To add a data source, you need to
-write an adapter that tells Optiq
+write an adapter that tells Calcite
 what collections in the data source it should consider "tables".
 
 For more advanced integration, you can write optimizer
-rules. Optimizer rules allow Optiq to access data of a new format,
+rules. Optimizer rules allow Calcite to access data of a new format,
 allow you to register new operators (such as a better join algorithm),
-and allow Optiq to optimize how queries are translated to
-operators. Optiq will combine your rules and operators with built-in
+and allow Calcite to optimize how queries are translated to
+operators. Calcite will combine your rules and operators with built-in
 rules and operators, apply cost-based optimization, and generate an
 efficient plan.
 
 ### Non-JDBC access
 
-Optiq also allows front-ends other than SQL/JDBC. For example, you can
+Calcite also allows front-ends other than SQL/JDBC. For example, you can
 execute queries in <a href="https://github.com/julianhyde/linq4j">linq4j</a>:
 
 ```java
@@ -125,7 +125,7 @@ for (Customer customer
 ```
 
 Linq4j understands the full query parse tree, and the Linq4j query
-provider for Optiq invokes Optiq as an query optimizer. If the
+provider for Calcite invokes Calcite as an query optimizer. If the
 <code>customer</code> table comes from a JDBC database (based on
 this code fragment, we really can't tell) then the optimal plan
 will be to send the query
@@ -149,7 +149,7 @@ See the <a href="https://github.com/julianhyde/optiq-csv/blob/master/TUTORIAL.md
 for information on using optiq-csv and writing adapters.
 
 See the <a href="doc/HOWTO.md">HOWTO</a> for more information about using other
-adapters, and about using Optiq in general.
+adapters, and about using Calcite in general.
 
 ## Status
 
@@ -166,17 +166,17 @@ For more details, see the <a href="doc/REFERENCE.md">Reference guide</a>.
 
 ### Drivers
 
-* <a href="http://www.hydromatic.net/optiq/optiq-core/apidocs/net/hydromatic/optiq/jdbc/package-summary.html">JDBC driver</a>
+* <a href="http://www.hydromatic.net/calcite/calcite-core/apidocs/net/hydromatic/optiq/jdbc/package-summary.html">JDBC driver</a>
 
 ### Adapters
 
 * <a href="https://github.com/apache/incubator-drill">Apache Drill adapter</a>
 * Cascading adapter (<a href="https://github.com/Cascading/lingual">Lingual</a>)
 * CSV adapter (<a href="https://github.com/julianhyde/optiq-csv">optiq-csv</a>)
-* JDBC adapter (part of <a href="http://www.hydromatic.net/optiq/optiq-core/apidocs/net/hydromatic/optiq/impl/jdbc/package-summary.html">optiq-core</a>)
-* MongoDB adapter (<a href="http://www.hydromatic.net/optiq/optiq-mongodb/apidocs/net/hydromatic/optiq/impl/mongodb/package-summary.html">optiq-mongodb</a>)
-* Spark adapter (<a href="http://www.hydromatic.net/optiq/optiq-spark/apidocs/net/hydromatic/optiq/impl/spark/package-summary.html">optiq-spark</a>)
-* Splunk adapter (<a href="http://www.hydromatic.net/optiq/optiq-splunk/apidocs/net/hydromatic/optiq/impl/splunk/package-summary.html">optiq-splunk</a>)
+* JDBC adapter (part of <a href="http://www.hydromatic.net/calcite/calcite-core/apidocs/net/hydromatic/optiq/impl/jdbc/package-summary.html">calcite-core</a>)
+* MongoDB adapter (<a href="http://www.hydromatic.net/calcite/calcite-mongodb/apidocs/net/hydromatic/optiq/impl/mongodb/package-summary.html">calcite-mongodb</a>)
+* Spark adapter (<a href="http://www.hydromatic.net/calcite/calcite-spark/apidocs/net/hydromatic/optiq/impl/spark/package-summary.html">calcite-spark</a>)
+* Splunk adapter (<a href="http://www.hydromatic.net/calcite/calcite-splunk/apidocs/net/hydromatic/optiq/impl/splunk/package-summary.html">calcite-splunk</a>)
 * Eclipse Memory Analyzer (MAT) adapter (<a href="https://github.com/vlsi/optiq-mat-plugin">optiq-mat-plugin</a>)
 
 ## More information
@@ -185,8 +185,8 @@ For more details, see the <a href="doc/REFERENCE.md">Reference guide</a>.
 * Author: Julian Hyde
 * Blog: http://julianhyde.blogspot.com
 * Incubation status page: http://incubator.apache.org/projects/optiq.html
-* Project page: http://www.hydromatic.net/optiq
-* Source code: http://github.com/julianhyde/optiq
+* Project page: http://www.hydromatic.net/calcite
+* Source code: http://github.com/apache/incubator-optiq
 * Issues: <a href="https://issues.apache.org/jira/browse/OPTIQ">Apache JIRA</a>
 * Developers list: <a href="mailto:dev@optiq.incubator.apache.org">dev at optiq.incubator.apache.org</a> (<a href="http://mail-archives.apache.org/mod_mbox/incubator-optiq-dev/">archive</a>, <a href="mailto:dev-subscribe@optiq.incubator.apache.org">subscribe</a>)
 * <a href="doc/HOWTO.md">HOWTO</a>
@@ -196,7 +196,7 @@ For more details, see the <a href="doc/REFERENCE.md">Reference guide</a>.
 
 ### Pre-Apache resources
 
-These resources, which we used before Optiq was an Apache incubator
+These resources, which we used before Calcite was an Apache incubator
 project, are for reference only.
 They may be out of date.
 Please don't post to the mailing list.
@@ -214,7 +214,7 @@ Please don't post to the mailing list.
 
 ## Disclaimer
 
-Apache Optiq is an effort undergoing incubation at The Apache Software
+Apache Calcite is an effort undergoing incubation at The Apache Software
 Foundation (ASF), sponsored by the Apache Incubator. Incubation is
 required of all newly accepted projects until a further review
 indicates that the infrastructure, communications, and decision making

avatica/pom.xml

@@ -18,15 +18,15 @@ limitations under the License.
 <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
   <modelVersion>4.0.0</modelVersion>
   <parent>
-    <groupId>org.apache.optiq</groupId>
-    <artifactId>optiq</artifactId>
+    <groupId>org.apache.calcite</groupId>
+    <artifactId>calcite</artifactId>
     <version>0.9.1-incubating-SNAPSHOT</version>
   </parent>
 
-  <artifactId>optiq-avatica</artifactId>
+  <artifactId>calcite-avatica</artifactId>
   <packaging>jar</packaging>
   <version>0.9.1-incubating-SNAPSHOT</version>
-  <name>Optiq Avatica</name>
+  <name>Calcite Avatica</name>
   <description>JDBC driver framework.</description>
 
   <properties>

avatica/src/main/java/net/hydromatic/avatica/UnregisteredDriver.java

@@ -143,7 +143,7 @@ public boolean acceptsURL(String url) throws SQLException {
   }
 
   /** Returns the prefix of the connect string that this driver will recognize
-   * as its own. For example, "jdbc:optiq:". */
+   * as its own. For example, "jdbc:calcite:". */
   protected abstract String getConnectStringPrefix();
 
   public DriverPropertyInfo[] getPropertyInfo(

core/pom.xml

@@ -18,28 +18,28 @@ limitations under the License.
 <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
   <modelVersion>4.0.0</modelVersion>
   <parent>
-    <groupId>org.apache.optiq</groupId>
-    <artifactId>optiq</artifactId>
+    <groupId>org.apache.calcite</groupId>
+    <artifactId>calcite</artifactId>
     <version>0.9.1-incubating-SNAPSHOT</version>
   </parent>
 
-  <artifactId>optiq-core</artifactId>
+  <artifactId>calcite-core</artifactId>
   <packaging>jar</packaging>
   <version>0.9.1-incubating-SNAPSHOT</version>
-  <name>Optiq Core</name>
-  <description>Core Optiq APIs and engine.</description>
+  <name>Calcite Core</name>
+  <description>Core Calcite APIs and engine.</description>
 
   <properties>
     <top.dir>${project.basedir}/..</top.dir>
     <build.timestamp>${maven.build.timestamp}</build.timestamp>
    </properties>
 
   <dependencies>
-    <!-- Sorted by groupId, artifactId; optiq dependencies first. Put versions
+    <!-- Sorted by groupId, artifactId; calcite dependencies first. Put versions
          in dependencyManagement in the root POM, not here. -->
     <dependency>
-      <groupId>org.apache.optiq</groupId>
-      <artifactId>optiq-avatica</artifactId>
+      <groupId>org.apache.calcite</groupId>
+      <artifactId>calcite-avatica</artifactId>
     </dependency>
     <dependency>
       <groupId>org.pentaho</groupId>
@@ -158,7 +158,7 @@ limitations under the License.
       </resource>
       <resource>
         <!-- Copy freemarker template and fmpp configuration files of
-             Optiq's SQL parser to allow clients to extend parser. -->
+             Calcite's SQL parser to allow clients to extend parser. -->
         <directory>${basedir}/src/main/codegen</directory>
         <targetPath>codegen</targetPath>
       </resource>

core/src/main/codegen/config.fmpp

@@ -14,10 +14,10 @@
 # limitations under the License.
 
 # This file is an FMPP (http://fmpp.sourceforge.net/) configuration file to
-# allow clients to extend Optiq's SQL parser to support application specific
+# allow clients to extend Calcite's SQL parser to support application specific
 # SQL statements, literals or data types.
 #
-# Optiq's parser grammar file (CombinedParser.jj) is written in javacc
+# Calcite's parser grammar file (CombinedParser.jj) is written in javacc
 # (http://javacc.java.net/) with Freemarker (http://freemarker.org/) variables
 # to allow clients to:
 #   1. have custom parser implementation class and package name.
@@ -30,7 +30,7 @@
 #   4. add import statements needed by inserted custom parser implementations.
 #
 # Parser template file (CombinerParser.jj) along with this file are packaged as
-# part of the optiq-core-<version>.jar under "codegen" directory.
+# part of the calcite-core-<version>.jar under "codegen" directory.
 
 data: {
   parser: {

core/src/main/java/net/hydromatic/optiq/Member.java

@@ -29,7 +29,7 @@
  *
  * <p>Several kinds of members crop up in real life. They all implement the
  * {@code Member} interface, but tend to be treated differently by the
- * back-end system if not by Optiq.</p>
+ * back-end system if not by Calcite.</p>
  *
  * <p>A member that has zero arguments and a type that is a collection of
  * records is referred to as a <i>relation</i>. In schemas backed by a

core/src/main/java/net/hydromatic/optiq/Schema.java

@@ -31,7 +31,7 @@
  * <p>There may be multiple overloaded functions with the same name but
  * different numbers or types of parameters.
  * For this reason, {@link #getFunctions} returns a list of all
- * members with the same name. Optiq will call
+ * members with the same name. Calcite will call
  * {@link Schemas#resolve(org.eigenbase.reltype.RelDataTypeFactory, String, java.util.Collection, java.util.List)}
  * to choose the appropriate one.</p>
  *
@@ -102,23 +102,23 @@ public interface Schema {
    * and sub-schemas in this schema, in addition to those returned automatically
    * by methods such as {@link #getTable(String)}.
    *
-   * <p>Even if this method returns true, the maps are not modified. Optiq
+   * <p>Even if this method returns true, the maps are not modified. Calcite
    * stores the defined objects in a wrapper object. */
   boolean isMutable();
 
   /** Returns whether the contents of this schema have changed since a given
    * time. The time is a millisecond value, as returned by
    * {@link System#currentTimeMillis()}. If this method returns true, and
-   * caching is enabled, Optiq will re-build caches.
+   * caching is enabled, Calcite will re-build caches.
    *
    * <p>The default implementation in
    * {@link net.hydromatic.optiq.impl.AbstractSchema} always returns
    * {@code false}.</p>
    *
-   * <p>To control whether Optiq caches the contents of a schema, use the
+   * <p>To control whether Calcite caches the contents of a schema, use the
    * "cache" JSON attribute. The default value is "true".</p>
    *
-   * @param lastCheck The last time that Optiq called this method, or
+   * @param lastCheck The last time that Calcite called this method, or
    *   {@link Long#MIN_VALUE} if this is the first call
    * @param now The current time in millis, as returned by
    *   {@link System#currentTimeMillis()}

core/src/main/java/net/hydromatic/optiq/SchemaPlus.java

@@ -24,7 +24,7 @@
  * Extension to the {@link Schema} interface.
  *
  * <p>Given a user-defined schema that implements the {@link Schema} interface,
- * Optiq creates a wrapper that implements the {@code SchemaPlus} interface.
+ * Calcite creates a wrapper that implements the {@code SchemaPlus} interface.
  * This provides extra functionality, such as access to tables that have been
  * added explicitly.</p>
  *

core/src/main/java/net/hydromatic/optiq/Schemas.java

@@ -196,7 +196,7 @@ public static <E> Queryable<E> queryable(DataContext root, SchemaPlus schema,
     return table.asQueryable(root.getQueryProvider(), schema, tableName);
   }
 
-  /** Parses and validates a SQL query. For use within Optiq only. */
+  /** Parses and validates a SQL query. For use within Calcite only. */
   public static OptiqPrepare.ParseResult parse(
       final OptiqConnection connection, final OptiqSchema schema,
       final List<String> schemaPath, final String sql) {
@@ -213,7 +213,7 @@ public static OptiqPrepare.ParseResult parse(
   }
 
   /** Parses and validates a SQL query and converts to relational algebra. For
-   * use within Optiq only. */
+   * use within Calcite only. */
   public static OptiqPrepare.ConvertResult convert(
       final OptiqConnection connection, final OptiqSchema schema,
       final List<String> schemaPath, final String sql) {
@@ -229,7 +229,7 @@ public static OptiqPrepare.ConvertResult convert(
     }
   }
 
-  /** Prepares a SQL query for execution. For use within Optiq only. */
+  /** Prepares a SQL query for execution. For use within Calcite only. */
   public static OptiqPrepare.PrepareResult<Object> prepare(
       final OptiqConnection connection, final OptiqSchema schema,
       final List<String> schemaPath, final String sql,

core/src/main/java/net/hydromatic/optiq/Table.java

@@ -22,9 +22,9 @@
 /**
  * Table.
  *
- * <p>The typical way for a table to be created is when Optiq interrogates
+ * <p>The typical way for a table to be created is when Calcite interrogates
  * a user-defined schema in order to validate names appearing in a SQL query.
- * Optiq finds the schema by calling {@link Schema#getSubSchema(String)} on the
+ * Calcite finds the schema by calling {@link Schema#getSubSchema(String)} on the
  * connection's root schema, then gets a table by calling
  * {@link Schema#getTable(String)}.</p>
  *