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Add the ability to access the USING columns of the right or left tables

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of an OUTER JOIN even if the OUTER JOIN is in parentheses.  Prototype code
only.

FossilOrigin-Name: c3a427575fe71de3061495059e253c72c7213e2925ee2873e4f59fc73bfae103
This commit is contained in:
drh
2022-04-22 23:18:21 +00:00
parent f054c34372
commit 45e41b7371
6 changed files with 48 additions and 18 deletions
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5
src/sqliteInt.h
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@@ -3003,8 +3003,9 @@ struct ExprList {
unsigned done :1; /* A flag to indicate when processing is finished */
unsigned reusable :1; /* Constant expression is reusable */
unsigned bSorterRef :1; /* Defer evaluation until after sorting */
unsigned bNulls: 1; /* True if explicit "NULLS FIRST/LAST" */
unsigned bUsed: 1; /* This column used in a SF_NestedFrom subquery */
unsigned bNulls :1; /* True if explicit "NULLS FIRST/LAST" */
unsigned bUsed :1; /* This column used in a SF_NestedFrom subquery */
unsigned bUsingTerm:1; /* Term from the USING clause */
union {
struct { /* Used by any ExprList other than Parse.pConsExpr */
u16 iOrderByCol; /* For ORDER BY, column number in result set */