session: fix ineffective EXPLAIN FOR CONNECTION statement (#21044)
session: fix ineffective EXPLAIN FOR CONNECTION statement (#21044)


ngaut/tidb,coocood/tidb,ngaut/tidb,c4pt0r/tidb,pingcap/tidb,ngaut/tidb,ngaut/tidb,kyle-wang/tidb,c4pt0r/tidb,ngaut/tidb,kyle-wang/tidb,kyle-wang/tidb,kyle-wang/tidb,pingcap/tidb,pingcap/tidb,c4pt0r/tidb,c4pt0r/tidb,pingcap/tidb,pingcap/tidb,pingcap/tidb,c4pt0r/tidb,c4pt0r/tidb,kyle-wang/tidb,kyle-wang/tidb,coocood/tidb,ngaut/tidb