From 91e82d1e3ccf2715f527875ea35d36bdfdceebf1 Mon Sep 17 00:00:00 2001
From: catbref <misc-github@talk2dom.com>
Date: Wed, 12 Aug 2020 14:20:23 +0100
Subject: [PATCH] Add HSQLDB CHECKPOINT statements between database reshaping
 statements to reduce failures

---
 .../org/qortal/repository/hsqldb/HSQLDBDatabaseUpdates.java  | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/src/main/java/org/qortal/repository/hsqldb/HSQLDBDatabaseUpdates.java b/src/main/java/org/qortal/repository/hsqldb/HSQLDBDatabaseUpdates.java
index faf351ff..a18bbe7a 100644
--- a/src/main/java/org/qortal/repository/hsqldb/HSQLDBDatabaseUpdates.java
+++ b/src/main/java/org/qortal/repository/hsqldb/HSQLDBDatabaseUpdates.java
@@ -636,13 +636,18 @@ public class HSQLDBDatabaseUpdates {
 				case 22:
 					// LOB downsizing
 					stmt.execute("ALTER TABLE Blocks ALTER COLUMN online_accounts VARBINARY(1024)");
+					stmt.execute("CHECKPOINT");
 					stmt.execute("ALTER TABLE Blocks ALTER COLUMN online_accounts_signatures VARBINARY(1048576)");
+					stmt.execute("CHECKPOINT");
 
 					stmt.execute("ALTER TABLE DeployATTransactions ALTER COLUMN creation_bytes VARBINARY(4096)");
+					stmt.execute("CHECKPOINT");
 
 					stmt.execute("ALTER TABLE ATs ALTER COLUMN code_bytes VARBINARY(1024)");
+					stmt.execute("CHECKPOINT");
 
 					stmt.execute("ALTER TABLE ATStates ALTER COLUMN state_data VARBINARY(1024)");
+					stmt.execute("CHECKPOINT");
 					break;
 
 				default: