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Overview
| Comment: | Change a comment inside a block of code in parse.y from C++ to C style. |
|---|---|
| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | trunk |
| Files: | files | file ages | folders |
| SHA1: |
dea7d33b2d7d25280a31a2b9c1573f42 |
| User & Date: | dan 2010-07-15 11:14:21 |
Context
|
2010-07-15
| ||
| 14:59 | When creating a journal file on unix, attempt to create it with the same permissions as the associated database file. (check-in: a121cd80 user: dan tags: trunk) | |
| 11:14 | Change a comment inside a block of code in parse.y from C++ to C style. (check-in: dea7d33b user: dan tags: trunk) | |
|
2010-07-14
| ||
| 20:51 | Fix a typo in a comment in os_unix.c. (check-in: e1e73125 user: drh tags: trunk) | |
Changes
Changes to src/parse.y.
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}
%ifndef SQLITE_OMIT_SUBQUERY
%type in_op {int}
in_op(A) ::= IN. {A = 0;}
in_op(A) ::= NOT IN. {A = 1;}
expr(A) ::= expr(X) in_op(N) LP exprlist(Y) RP(E). [IN] {
if( Y==0 ){
// Expressions of the form
//
// expr1 IN ()
// expr1 NOT IN ()
//
// simplify to constants 0 (false) and 1 (true), respectively,
// regardless of the value of expr1.
//
A.pExpr = sqlite3PExpr(pParse, TK_INTEGER, 0, 0, &sqlite3IntTokens[N]);
sqlite3ExprDelete(pParse->db, X.pExpr);
}else{
A.pExpr = sqlite3PExpr(pParse, TK_IN, X.pExpr, 0, 0);
if( A.pExpr ){
A.pExpr->x.pList = Y;
sqlite3ExprSetHeight(pParse, A.pExpr);
|
| < > | | < > | | < > |
956 957 958 959 960 961 962 963 964 965 966 967 968 969 970 971 972 973 974 975 976 977 |
}
%ifndef SQLITE_OMIT_SUBQUERY
%type in_op {int}
in_op(A) ::= IN. {A = 0;}
in_op(A) ::= NOT IN. {A = 1;}
expr(A) ::= expr(X) in_op(N) LP exprlist(Y) RP(E). [IN] {
if( Y==0 ){
/* Expressions of the form
**
** expr1 IN ()
** expr1 NOT IN ()
**
** simplify to constants 0 (false) and 1 (true), respectively,
** regardless of the value of expr1.
*/
A.pExpr = sqlite3PExpr(pParse, TK_INTEGER, 0, 0, &sqlite3IntTokens[N]);
sqlite3ExprDelete(pParse->db, X.pExpr);
}else{
A.pExpr = sqlite3PExpr(pParse, TK_IN, X.pExpr, 0, 0);
if( A.pExpr ){
A.pExpr->x.pList = Y;
sqlite3ExprSetHeight(pParse, A.pExpr);
|