[396-add-audit-trail-for-the-dhcpv4-mysql-backend] cosmetics (spelling, spurious space at eol, ...)

src/hooks/dhcp/mysql_cb/tests/mysql_cb_dhcp4_unittest.cc

@@ -824,7 +824,7 @@ TEST_F(MySqlConfigBackendDHCPv4Test, getSharedNetwork4) {
     SharedNetwork4Ptr shared_network2 = test_networks_[1];
     cbptr_->createUpdateSharedNetwork4(ServerSelector::ALL(), shared_network2);
 
-    // Fetch updated shared betwork and see if it matches.
+    // Fetch updated shared network and see if it matches.
     returned_network = cbptr_->getSharedNetwork4(ServerSelector::ALL(),
                                                  test_networks_[1]->getName());
     EXPECT_EQ(shared_network2->toElement()->str(),

src/share/database/scripts/mysql/dhcpdb_create.mysql

@@ -1440,7 +1440,7 @@ ALTER TABLE dhcp4_audit
 
 -- -----------------------------------------------------
 -- Add column revision_id and the foreign key with a
--- refrence to the dhcp4_audit_revision table.
+-- reference to the dhcp4_audit_revision table.
 -- -----------------------------------------------------
 ALTER TABLE dhcp4_audit
     ADD COLUMN revision_id BIGINT(20) UNSIGNED NOT NULL;

src/share/database/scripts/mysql/upgrade_7.0_to_8.0.sh.in

@@ -20,7 +20,7 @@ mysql "$@" <<EOF
 -- -----------------------------------------------------
 -- Modify timestamps in the Configuration Backend
 -- specific tables to use fractional seconds with
--- 3 decimal places precision.
+-- 6 decimal places precision.
 -- -----------------------------------------------------
 
 ALTER TABLE dhcp4_server
@@ -123,7 +123,7 @@ ALTER TABLE dhcp4_audit
 
 # -----------------------------------------------------
 # Add column revision_id and the foreign key with a
-# refrence to the dhcp4_audit_revision table.
+# reference to the dhcp4_audit_revision table.
 # -----------------------------------------------------
 ALTER TABLE dhcp4_audit
     ADD COLUMN revision_id BIGINT(20) UNSIGNED NOT NULL;