fix: use information_schema returns Unknown database (#4774)

* fix: use information_schema returns Unknown database 'information_schema' * test: make sure 'use information_schma' successful
GreptimeTeam · Sep 27, 2024 · 3a46c1b · 3a46c1b
1 parent 934bc13
commit 3a46c1b
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Showing 3 changed files with 6 additions and 1 deletion.
diff --git a/src/frontend/src/instance.rs b/src/frontend/src/instance.rs
@@ -359,7 +359,6 @@ impl SqlQueryHandler for Instance {
             .schema_exists(catalog, schema, None)
             .await
             .context(error::CatalogSnafu)
-            .map(|b| b && !self.catalog_manager.is_reserved_schema_name(schema))
     }
 }
 

diff --git a/tests/cases/standalone/common/system/information_schema.result b/tests/cases/standalone/common/system/information_schema.result
@@ -434,6 +434,10 @@ database my_db;
 
 Affected Rows: 1
 
+use information_schema;
+
+Affected Rows: 0
+
 use my_db;
 
 Affected Rows: 0

diff --git a/tests/cases/standalone/common/system/information_schema.sql b/tests/cases/standalone/common/system/information_schema.sql
@@ -14,6 +14,8 @@ select * from information_schema.columns order by table_schema, table_name, colu
 create
 database my_db;
 
+use information_schema;
+
 use my_db;
 
 create table foo