postgres provider: disable editing of existing features when ctid is key

jef-n · jef-n · commit 2844005e8057 · 2015-03-04T00:29:25.000+01:00
diff --git a/src/providers/postgres/qgspostgresprovider.cpp b/src/providers/postgres/qgspostgresprovider.cpp
@@ -1103,6 +1103,9 @@ bool QgsPostgresProvider::determinePrimaryKey()
           if ( res.PQntuples() == 1 )
           {
             mPrimaryKeyType = pktTid;
+
+            QgsMessageLog::logMessage( tr( "Primary key is ctid - changing of existing features disabled (%1; %2)" ).arg( mGeometryColumn ).arg( mQuery ) );
+            mEnabledCapabilities &= ~( QgsVectorDataProvider::DeleteFeatures | QgsVectorDataProvider::ChangeAttributeValues | QgsVectorDataProvider::ChangeGeometries );
           }
           else
           {

Original file line number	Diff line number	Diff line change
`@@ -1103,6 +1103,9 @@ bool QgsPostgresProvider::determinePrimaryKey()`
`1103`	`1103`	`if ( res.PQntuples() == 1 )`
`1104`	`1104`	`{`
`1105`	`1105`	`mPrimaryKeyType = pktTid;`
	`1106`	`+`
	`1107`	`+ QgsMessageLog::logMessage( tr( "Primary key is ctid - changing of existing features disabled (%1; %2)" ).arg( mGeometryColumn ).arg( mQuery ) );`
	`1108`	`+ mEnabledCapabilities &= ~( QgsVectorDataProvider::DeleteFeatures \| QgsVectorDataProvider::ChangeAttributeValues \| QgsVectorDataProvider::ChangeGeometries );`
`1106`	`1109`	`}`
`1107`	`1110`	`else`
`1108`	`1111`	`{`