#1041: Support OR syntax while creating trigger

h2/src/docsrc/html/changelog.html

@@ -21,6 +21,8 @@ Change Log
 
 <h2>Next Version (unreleased)</h2>
 <ul>
+<li>Issue #1041: Support OR syntax while creating trigger
+</li>
 <li>Issue #1003: Decrypting database with incorrect password renders the database corrupt 
 </li>
 <li>Issue #873: No error when `=` in equal condition when column is not of array type 

h2/src/main/org/h2/command/Parser.java

@@ -5082,7 +5082,9 @@ public class Parser {
             } else {
                 throw getSyntaxError();
             }
-        } while (readIf(","));
+        } while (readIf(",")
+                || (database.getMode().getEnum() == ModeEnum.PostgreSQL
+                        && readIf("OR")));
         read("ON");
         String tableName = readIdentifierWithSchema();
         checkSchema(schema);

h2/src/test/org/h2/test/scripts/ddl/createTrigger.sql

@@ -30,3 +30,24 @@ insert into items values(DEFAULT);
 drop table items, count;
 > ok
 
+-- ---------------------------------------------------------------------------
+-- PostgreSQL syntax tests
+-- ---------------------------------------------------------------------------
+
+set mode postgesql;
+> ok
+
+CREATE TABLE COUNT(X INT);
+> ok
+
+INSERT INTO COUNT VALUES(1);
+> ok
+
+CREATE FORCE TRIGGER T_COUNT BEFORE INSERT OR UPDATE ON COUNT CALL "com.Unknown";
+> ok
+
+INSERT INTO COUNT VALUES(NULL);
+> exception
+
+UPDATE COUNT SET X=2 WHERE X=1;
+> exception