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Change the way generated columns are computed so that no column is computed

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inside branch code that might not be taken.  Ticket [4fc08501f4e56692]

FossilOrigin-Name: 9e07b48934e9a972dcf62e3538b3b21ffa044c553feba0441675ac0bbe13bcb2
This commit is contained in:
drh
2019-11-06 22:19:07 +00:00
parent bde3a4f680
commit dfa15270c4
6 changed files with 69 additions and 38 deletions
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3
src/sqliteInt.h
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@@ -3546,7 +3546,7 @@ struct Walker {
int (*xSelectCallback)(Walker*,Select*); /* Callback for SELECTs */
void (*xSelectCallback2)(Walker*,Select*);/* Second callback for SELECTs */
int walkerDepth; /* Number of subqueries */
u8 eCode; /* A small processing code */
u16 eCode; /* A small processing code */
union { /* Extra data for callback */
NameContext *pNC; /* Naming context */
int n; /* A counter */
@@ -3562,6 +3562,7 @@ struct Walker {
struct WindowRewrite *pRewrite; /* Window rewrite context */
struct WhereConst *pConst; /* WHERE clause constants */
struct RenameCtx *pRename; /* RENAME COLUMN context */
struct Table *pTab; /* Table of generated column */
} u;
};