Doc tests

Author: matthewmturner

datafusion/src/logical_plan/plan.rs

@@ -551,7 +551,7 @@ impl LogicalPlan {
     /// // Format using display_indent
     /// let display_string = format!("{}", plan.display_indent());
     ///
-    /// assert_eq!("Filter: #foo_csv.id Eq Int32(5)\
+    /// assert_eq!("Filter: #foo_csv.id = Int32(5)\
     ///              \n  TableScan: foo_csv projection=None",
     ///             display_string);
     /// ```
@@ -575,7 +575,7 @@ impl LogicalPlan {
     ///
     /// ```text
     /// Projection: #employee.id [id:Int32]\
-    ///    Filter: #employee.state Eq Utf8(\"CO\") [id:Int32, state:Utf8]\
+    ///    Filter: #employee.state = Utf8(\"CO\") [id:Int32, state:Utf8]\
     ///      TableScan: employee projection=Some([0, 3]) [id:Int32, state:Utf8]";
     /// ```
     ///
@@ -592,7 +592,7 @@ impl LogicalPlan {
     /// // Format using display_indent_schema
     /// let display_string = format!("{}", plan.display_indent_schema());
     ///
-    /// assert_eq!("Filter: #foo_csv.id Eq Int32(5) [id:Int32]\
+    /// assert_eq!("Filter: #foo_csv.id = Int32(5) [id:Int32]\
     ///             \n  TableScan: foo_csv projection=None [id:Int32]",
     ///             display_string);
     /// ```