Index: class.ux_t3lib_sqlparser.php
===================================================================
--- class.ux_t3lib_sqlparser.php	(revision 26669)
+++ class.ux_t3lib_sqlparser.php	(working copy)
@@ -613,6 +613,7 @@
 				}
 
 					// Add additional features:
+				$noQuote = TRUE;
 				if (is_array($fieldCfg['featureIndex'])) {
 
 						// MySQL assigns DEFAULT value automatically if NOT NULL, fake this here
@@ -651,11 +652,16 @@
 								$cfg .= ' "\'\'"';
 							} else {
 								$cfg .= ' ' . $featureDef['value'][1] . $this->compileAddslashes($featureDef['value'][0]) . $featureDef['value'][1];
+								if (!is_numeric($featureDef['value'][0])) {
+									$noQuote = FALSE;
+								}
 							}
 						}
 					}
 				}
-				$cfg .= ' NOQUOTE';
+				if ($noQuote) {
+					$cfg .= ' NOQUOTE';
+				}
 				break;
 		}
 
Index: tests/db_oracle_testcase.php
===================================================================
--- tests/db_oracle_testcase.php	(revision 26738)
+++ tests/db_oracle_testcase.php	(working copy)
@@ -332,5 +332,44 @@
 		');
 		$this->assertEquals($expected, $this->cleanSql($sqlCommands[0]));
 	}
+
+	/**
+	 * @test
+	 * @see http://bugs.typo3.org/view.php?id=11142
+	 * @see http://bugs.typo3.org/view.php?id=12670
+	 */
+	public function defaultValueIsProperlyQuotedInCreateTable() {
+		$parseString = '
+			CREATE TABLE tx_test (
+				uid int(11) NOT NULL auto_increment,
+				lastname varchar(60) DEFAULT \'unknown\' NOT NULL,
+				firstname varchar(60) DEFAULT \'\' NOT NULL,
+				language varchar(2) NOT NULL,
+				tstamp int(11) DEFAULT \'0\' NOT NULL,
+				
+				PRIMARY KEY (uid),
+				KEY name (name)
+			);
+		';
+
+		$components = $GLOBALS['TYPO3_DB']->SQLparser->_callRef('parseCREATETABLE', $parseString);
+		$this->assertTrue(is_array($components), 'Not an array: ' . $components);
+	
+		$sqlCommands = $GLOBALS['TYPO3_DB']->SQLparser->_call('compileCREATETABLE', $components);
+		$this->assertTrue(is_array($sqlCommands), 'Not an array: ' . $sqlCommands);
+		$this->assertEquals(2, count($sqlCommands));
+
+		$expected = $this->cleanSql('
+			CREATE TABLE "tx_test" (
+				"uid" NUMBER(20) NOT NULL,
+				"lastname" VARCHAR(60) DEFAULT \'unknown\',
+				"firstname" VARCHAR(60) DEFAULT \'\',
+				"language" VARCHAR(2) NOT NULL,
+				"tstamp" NUMBER(20) DEFAULT 0,
+				PRIMARY KEY ("uid")
+			)
+		');
+		$this->assertEquals($expected, $this->cleanSql($sqlCommands[0]));
+	}
 }
 ?>
\ No newline at end of file