enhance tuple lock

2021-12-16 20:37:27 +08:00
parent 2417964517
commit 899cd4a36c
92 changed files with 4402 additions and 1177 deletions
--- a/doc/src/sgml/ref/select.sgmlin
+++ b/doc/src/sgml/ref/select.sgmlin
@ -23,7 +23,7 @@ SELECT [/*+ plan_hint */] [ ALL | DISTINCT [ ON ( expression [, ...] ) ] ]
    [ LIMIT { [offset,] count | ALL } ] 
    [ OFFSET start [ ROW | ROWS ] ]
    [ FETCH { FIRST | NEXT } [ count ] { ROW | ROWS } ONLY ]
-    [ {FOR { UPDATE | SHARE } [ OF table_name [, ...] ] [ NOWAIT ]} [...] ];
+    [ {FOR { UPDATE | NO KEY UPDATE | SHARE | KEY SHARE } [ OF table_name [, ...] ] [ NOWAIT ]} [...] ];
 TABLE { ONLY {(table_name)| table_name} | table_name [ * ]};

 where from_item can be: