First draft of an "intarray" (not tested)

csv.go

@@ -106,7 +106,7 @@ func (m csvModule) Connect(c *Conn, args []string) (VTab, error) {
 	return m.Create(c, args)
 }
 
-func (m csvModule) Destroy() { // nothing to do
+func (m csvModule) DestroyModule() { // nothing to do
 }
 
 type csvTab struct {

sqlite.go

@@ -234,17 +234,23 @@ func OpenVfs(filename string, vfsname string, flags ...OpenFlag) (*Conn, error)
 	}
 	c := &Conn{db: db, stmtCache: newCache(), DefaultTimeLayout: "2006-01-02 15:04:05.000Z07:00"}
 	if os.Getenv("SQLITE_DEBUG") != "" {
-		c.SetAuthorizer(authorizer, c.db)
-		c.SetCacheSize(0)
+		//c.SetAuthorizer(authorizer, c.db)
+		c.Trace(trace, "TRACE")
+		//c.SetCacheSize(0)
 	}
 
 	return c, nil
 }
 
+/*
 func authorizer(d interface{}, action Action, arg1, arg2, dbName, triggerName string) Auth {
 	fmt.Fprintf(os.Stderr, "%p: %v, %s, %s, %s, %s\n", d, action, arg1, arg2, dbName, triggerName)
 	return AuthOk
 }
+*/
+func trace(d interface{}, sql string) {
+	fmt.Fprintf(os.Stderr, "%s: %s\n", d, sql)
+}
 
 // BusyTimeout sets a busy timeout.
 // (See http://sqlite.org/c3ref/busy_timeout.html)

vtab.go

@@ -122,7 +122,7 @@ func goVClose(pCursor unsafe.Pointer) *C.char {
 //export goMDestroy
 func goMDestroy(pClientData unsafe.Pointer) {
 	m := (*sqliteModule)(pClientData)
-	m.module.Destroy()
+	m.module.DestroyModule()
 	// TODO Check m.vts is empty
 	m.vts = nil
 	delete(m.c.modules, m.name)
@@ -181,16 +181,16 @@ func goVRowid(pCursor unsafe.Pointer, pRowid *C.sqlite3_int64) *C.char {
 type Module interface {
 	Create(c *Conn, args []string) (VTab, error)  // See http://sqlite.org/vtab.html#xcreate
 	Connect(c *Conn, args []string) (VTab, error) // See http://sqlite.org/vtab.html#xconnect
-	Destroy()                                     // See http://sqlite.org/c3ref/create_module.html
+	DestroyModule()                               // See http://sqlite.org/c3ref/create_module.html
 }
 
 // VTab describes a particular instance of the virtual table.
 // (See http://sqlite.org/c3ref/vtab.html)
 type VTab interface {
-	BestIndex( /*sqlite3_index_info**/) error // See http://sqlite.org/vtab.html#xbestindex
-	Disconnect() error                        // See http://sqlite.org/vtab.html#xdisconnect
-	Destroy() error                           // See http://sqlite.org/vtab.html#sqlite3_module.xDestroy
-	Open() (VTabCursor, error)                // See http://sqlite.org/vtab.html#xopen
+	BestIndex( /*sqlite3_index_info**/ ) error // See http://sqlite.org/vtab.html#xbestindex
+	Disconnect() error                         // See http://sqlite.org/vtab.html#xdisconnect
+	Destroy() error                            // See http://sqlite.org/vtab.html#sqlite3_module.xDestroy
+	Open() (VTabCursor, error)                 // See http://sqlite.org/vtab.html#xopen
 }
 
 // VTabExtended lists optional/extended functions.
@@ -215,10 +215,10 @@ type VTabExtended interface {
 // VTabCursor describes cursors that point into the virtual table and are used to loop through the virtual table.
 // (See http://sqlite.org/c3ref/vtab_cursor.html)
 type VTabCursor interface {
-	Close() error                                                                // See http://sqlite.org/vtab.html#xclose
-	Filter( /*idxNum int, idxStr string, int argc, sqlite3_value **argv*/) error // See http://sqlite.org/vtab.html#xfilter
-	Next() error                                                                 // See http://sqlite.org/vtab.html#xnext
-	Eof() bool                                                                   // See http://sqlite.org/vtab.html#xeof
+	Close() error                                                                 // See http://sqlite.org/vtab.html#xclose
+	Filter( /*idxNum int, idxStr string, int argc, sqlite3_value **argv*/ ) error // See http://sqlite.org/vtab.html#xfilter
+	Next() error                                                                  // See http://sqlite.org/vtab.html#xnext
+	Eof() bool                                                                    // See http://sqlite.org/vtab.html#xeof
 	// col is zero-based so the first column is numbered 0
 	Column(c *Context, col int) error // See http://sqlite.org/vtab.html#xcolumn
 	Rowid() (int64, error)            // See http://sqlite.org/vtab.html#xrowid

vtab_test.go

@@ -46,8 +46,8 @@ func (m testModule) Connect(c *Conn, args []string) (VTab, error) {
 	return m.Create(c, args)
 }
 
-func (m testModule) Destroy() {
-	//println("testModule.Destroy")
+func (m testModule) DestroyModule() {
+	//println("testModule.DestroyModule")
 }
 
 func (v *testVTab) BestIndex() error {