improved mysql parser support. for interval function

2023-03-04 19:17:16 +00:00 · 2016-05-21 02:11:30 +08:00
parent 352a7ca08b
commit fb7bdd9b3d
2 changed files with 94 additions and 2 deletions
@@ -497,8 +497,22 @@ public class MySqlExprParser extends SQLExprParser {
            }

            accept(Token.RPAREN);
-
-            return primaryRest(methodInvokeExpr);
+            
+            // 
+            
+            if (methodInvokeExpr.getParameters().size() == 1 // 
+                    && lexer.token() == Token.IDENTIFIER) {
+                SQLExpr value = methodInvokeExpr.getParameters().get(0);
+                String unit = lexer.stringVal();
+                lexer.nextToken();
+                
+                MySqlIntervalExpr intervalExpr = new MySqlIntervalExpr();
+                intervalExpr.setValue(value);
+                intervalExpr.setUnit(MySqlIntervalUnit.valueOf(unit.toUpperCase()));
+                return intervalExpr;
+            } else {
+                return primaryRest(methodInvokeExpr);
+            }
        } else {
            SQLExpr value = expr();