DuckDB support

build.xml

@@ -27,9 +27,9 @@ ${line.separator}with the full path to the 'libraries' folder inside your sketch
 	<property name="author" 		value="Florian Jenett"/>
 	<property name="copyright" 		value="(c) 2005 - 2023"/>
 	<property name="libraryName"  	value="BezierSQLib"/>
-	<property name="versionNumber"  value="0.3.2"/>
+	<property name="versionNumber"  value="0.3.3"/>
 	<property name="yourLink"  		value="http://bezier.de/" />
-	<property name="keywords" 		value="MySQL, SQLite, PostgreSQL, SQL, database"/>
+	<property name="keywords" 		value="MySQL, SQLite, PostgreSQL, DuckDB, SQL, database"/>
 	<property name="javaVersion" 	value="1.8"/>
 
 	<buildnumber file="resources/build.number" />
@@ -39,6 +39,7 @@ ${line.separator}with the full path to the 'libraries' folder inside your sketch
 			<include name="mysql-connector-j-8.0.31.jar"/> <!-- MySQL -->
 			<include name="sqlite-jdbc-3.7.2.jar"/> <!-- SQLite -->
 			<include name="postgresql-9.2-1002.jdbc3.jar"/> <!-- PostgreSQL -->
+			<include name="duckdb_jdbc-0.7.1.jar"/> <!-- DuckDB -->
 		</fileset>
 	</path>
 

examples/DuckDB_example1/DuckDB_example1.pde

@@ -0,0 +1,31 @@
+import de.bezier.data.sql.*;
+
+DuckDB db;
+
+void setup()
+{
+    size( 100, 100 );
+
+    db = new DuckDB( this, "test.db" );  // open database file
+
+    if ( db.connect() )
+    {
+        // list table names
+        db.query( "SHOW TABLES" );
+
+        while (db.next())
+        {
+            println( db.getString(1) );
+        }
+
+        // read all in table "table_one"
+        db.query( "SELECT * FROM table_one" );
+
+        while (db.next())
+        {
+            println( db.getString("field_one") );
+            println( db.getInt("field_two") );
+        }
+    }
+}
+

lib/build.number

@@ -1,3 +1,3 @@
 #Build Number for ANT. Do not edit!
-#Sun Jan 08 14:58:26 CET 2023
-build.number=599
+#Sat Mar 18 00:50:53 GMT 2023
+build.number=612

release/BezierSQLib.txt

@@ -4,5 +4,5 @@ url = https://github.com/fjenett/sql-library-processing
 category = Data
 sentence = A library to facilitate communication with SQL-based databases
 paragraph =  SQLibrary is an interface to MySQL, SQLite and PostgreSQL databases
-version = 1192
-prettyVersion = 0.3.2
+version = 1206
+prettyVersion = 0.3.3

resources/build.number

@@ -1,3 +1,3 @@
 #Build Number for ANT. Do not edit!
-#Sun Jan 08 14:58:26 CET 2023
-build.number=1194
+#Sat Mar 18 00:50:53 GMT 2023
+build.number=1207

src/de/bezier/data/sql/DuckDB.java

@@ -0,0 +1,59 @@
+package de.bezier.data.sql;
+
+import processing.core.*;
+import java.util.ArrayList;
+
+/**
+ *		DuckDB wrapper for SQL library for Processing 2+
+ */
+public class DuckDB
+        extends de.bezier.data.sql.SQL
+{
+    /**
+     *	Creates a new DuckDB connection.
+     *
+     *	@param	_papplet	Your sketch, pass "this" in here
+     *	@param	_database	Path to the database file, if this is just a name the data and sketch folders are searched for the file
+     */
+    public DuckDB ( PApplet _papplet, String _database  )
+    {
+        super( _papplet, _database );
+        init();
+    }
+
+    /**
+     *	Creates a new DuckDB connection, same as DuckDB( PApplet, String )
+     *
+     *	@param	_papplet	Your sketch, pass "this" in here
+     *	@param	_server		Ignored
+     *	@param	_database	Path to the database file, if this is just a name the data and sketch folders are searched for the file
+     *	@param	_user		Ignored
+     *	@param	_pass		Ignored
+     */
+    public DuckDB (  PApplet _papplet, String _server, String _database, String _user, String _pass )
+    {
+        this( _papplet, _database );
+    }
+
+
+    private void init ()
+    {
+        this.driver = "org.duckdb.DuckDBDriver";
+        this.type = "duckdb";
+
+        this.url = "jdbc:" + type + ":" + database;
+    }
+
+    public String[] getTableNames ()
+    {
+        if ( tableNames == null )
+        {
+            tableNames = new ArrayList<String>();
+            query( "SHOW TABLES" );
+            while ( next() ) {
+                tableNames.add( getObject(1).toString() );
+            }
+        }
+        return tableNames.toArray(new String[0]);
+    }
+}