core/vdbe: Change is_btree to is_table in OpenEphemeral

core/vdbe/execute.rs

@@ -4520,7 +4520,7 @@ pub fn op_open_ephemeral(
 ) -> Result<InsnFunctionStepResult> {
     let Insn::OpenEphemeral {
         cursor_id,
-        is_btree,
+        is_table,
     } = insn
     else {
         unreachable!("unexpected Insn {:?}", insn)
@@ -4546,7 +4546,7 @@ pub fn op_open_ephemeral(
         buffer_pool,
     )?);
 
-    let flag = if *is_btree {
+    let flag = if *is_table {
         &CreateBTreeFlags::new_table()
     } else {
         &CreateBTreeFlags::new_index()

core/vdbe/explain.rs

@@ -1391,18 +1391,18 @@ pub fn insn_to_str(
             ),
             Insn::OpenEphemeral {
                 cursor_id,
-                is_btree,
+                is_table,
             } => (
                 "OpenEphemeral",
                 *cursor_id as i32,
-                *is_btree as i32,
+                *is_table as i32,
                 0,
                 OwnedValue::build_text(""),
                 0,
                 format!(
-                    "cursor={} is_btree={}",
+                    "cursor={} is_table={}",
                     cursor_id,
-                    if *is_btree { "true" } else { "false" }
+                    if *is_table { "true" } else { "false" }
                 ),
             ),
         };

core/vdbe/insn.rs

@@ -815,7 +815,7 @@ pub enum Insn {
     /// Open a new cursor P1 to a transient table.
     OpenEphemeral {
         cursor_id: usize,
-        is_btree: bool,
+        is_table: bool,
     },
 }