alamb commented on code in PR #7291:
URL: https://github.com/apache/arrow-datafusion/pull/7291#discussion_r1298663755
##########
datafusion/sql/src/statement.rs:
##########
@@ -706,13 +713,18 @@ impl<'a, S: ContextProvider> SqlToRel<'a, S> {
/// Generate a plan for EXPLAIN ... that will print out a plan
///
- fn explain_statement_to_plan(
+ /// Note this is the sqlparser explain statement, not the
+ /// datafusion `EXPLAIN` statement.
+ fn explain_to_plan(
&self,
verbose: bool,
analyze: bool,
- statement: Statement,
+ statement: DFStatement,
) -> Result<LogicalPlan> {
- let plan = self.sql_statement_to_plan(statement)?;
+ let plan = self.statement_to_plan(statement)?;
+ if matches!(plan, LogicalPlan::Explain(_)) {
+ return plan_err!("Nested explain not supported");
Review Comment:
👍 in 5c46949ea
##########
datafusion/sql/src/statement.rs:
##########
@@ -706,13 +713,18 @@ impl<'a, S: ContextProvider> SqlToRel<'a, S> {
/// Generate a plan for EXPLAIN ... that will print out a plan
///
- fn explain_statement_to_plan(
+ /// Note this is the sqlparser explain statement, not the
+ /// datafusion `EXPLAIN` statement.
+ fn explain_to_plan(
&self,
verbose: bool,
analyze: bool,
- statement: Statement,
+ statement: DFStatement,
) -> Result<LogicalPlan> {
- let plan = self.sql_statement_to_plan(statement)?;
+ let plan = self.statement_to_plan(statement)?;
+ if matches!(plan, LogicalPlan::Explain(_)) {
+ return plan_err!("Nested explain not supported");
Review Comment:
👍 in 5c46949ea
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