Merge pull request #641 from ted-johnson/teradata_sel

support teradata shortcut for Select

Author: wumpz

src/main/jjtree/net/sf/jsqlparser/parser/JSqlParserCC.jjt

@@ -258,7 +258,7 @@ TOKEN: /* SQL Keywords. prefixed with K_ to avoid name clashes */
 |   <K_RIGHT:"RIGHT">
 |   <K_ROW: "ROW"> 
 |   <K_ROWS: "ROWS">
-|   <K_SELECT:"SELECT">
+|   <K_SELECT: ("SELECT" | "SEL")>
 |   <K_SEMI : "SEMI">
 |   <K_SEPARATOR:"SEPARATOR">
 |   <K_SET:"SET">

src/test/java/net/sf/jsqlparser/statement/select/SelectTest.java

@@ -3228,7 +3228,17 @@ public void testMultiPartNamesIssue163() throws JSQLParserException {
     public void testMultiPartNamesIssue608() throws JSQLParserException {
         assertSqlCanBeParsedAndDeparsed("SELECT @@session.tx_read_only");
     } 
-    
+
+//    Teradata allows SEL to be used in place of SELECT
+//    Deparse to the non-contracted form
+    @Test
+    public void testSelContraction() throws JSQLParserException {
+        final String statementSrc = "SEL name, age FROM person";
+        final String statementTgt = "SELECT name, age FROM person";
+        Select select = (Select) parserManager.parse(new StringReader(statementSrc));
+        assertStatementCanBeDeparsedAs(select, statementTgt);
+    }
+  
     @Test
     public void testMultiPartNamesIssue643() throws JSQLParserException {
         assertSqlCanBeParsedAndDeparsed("SELECT id, bid, pid, devnum, pointdesc, sysid, zone, sort FROM fault ORDER BY id DESC LIMIT ?, ?");