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Generalize the LEFT JOIN strength reduction optimization so that it works for

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RIGHT and FULL JOIN as well.  Rename it to the "OUTER JOIN strength reduction"
optimization.

FossilOrigin-Name: d747afda5683ca5feb92866a14ccc4c5127d3378ece5cad2c3da819f2477b457
This commit is contained in:
drh
2023-06-01 20:38:22 +00:00
parent 39a7a1a9be
commit 179c32cb57
7 changed files with 139 additions and 19 deletions
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src/main.c
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@@ -4446,7 +4446,7 @@ int sqlite3_test_control(int op, ...){
**
** op==0 Store the current sqlite3TreeTrace in *ptr
** op==1 Set sqlite3TreeTrace to the value *ptr
** op==3 Store the current sqlite3WhereTrace in *ptr
** op==2 Store the current sqlite3WhereTrace in *ptr
** op==3 Set sqlite3WhereTrace to the value *ptr
*/
case SQLITE_TESTCTRL_TRACEFLAGS: {