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Overview
| Comment: | Disable the ability to have multiple values in the VALUES clause of an INSERT statement when SQLITE_OMIT_COMPOUND_SELECT is used. |
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| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | trunk |
| Files: | files | file ages | folders |
| SHA1: | 92131195d0c24c0116992db51ed5d8316626ba57 |
| User & Date: | drh 2012-02-10 17:38:58 |
Context
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2012-02-10
| ||
| 20:43 | Fix a warning coming from the Solaris Studio compiler. check-in: 33294bbd user: drh tags: trunk | |
| 18:18 | Pull the latest trunk changes into the apple-osx branch. check-in: e2485986 user: drh tags: apple-osx | |
| 17:54 | Pull all the latest trunk changes into the sessions branch. check-in: 361fb66a user: drh tags: sessions | |
| 17:38 | Disable the ability to have multiple values in the VALUES clause of an INSERT statement when SQLITE_OMIT_COMPOUND_SELECT is used. check-in: 92131195 user: drh tags: trunk | |
| 03:10 | Fix an important bug in the handling of EINTR in unixRead(). Never came up on x86 but crashes on sparc. check-in: 1a16db0b user: drh tags: trunk | |
Changes
Changes to src/parse.y.
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sqlite3ExprListDelete(pParse->db, $$.pList);
sqlite3SelectDelete(pParse->db, $$.pSelect);
}
valuelist(A) ::= VALUES LP nexprlist(X) RP. {
A.pList = X;
A.pSelect = 0;
}
valuelist(A) ::= valuelist(X) COMMA LP exprlist(Y) RP. {
Select *pRight = sqlite3SelectNew(pParse, Y, 0, 0, 0, 0, 0, 0, 0, 0);
if( X.pList ){
X.pSelect = sqlite3SelectNew(pParse, X.pList, 0, 0, 0, 0, 0, 0, 0, 0);
X.pList = 0;
}
A.pList = 0;
................................................................................
pRight->op = TK_ALL;
pRight->pPrior = X.pSelect;
pRight->selFlags |= SF_Values;
pRight->pPrior->selFlags |= SF_Values;
A.pSelect = pRight;
}
}
%type inscollist_opt {IdList*}
%destructor inscollist_opt {sqlite3IdListDelete(pParse->db, $$);}
%type inscollist {IdList*}
%destructor inscollist {sqlite3IdListDelete(pParse->db, $$);}
inscollist_opt(A) ::= . {A = 0;}
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sqlite3ExprListDelete(pParse->db, $$.pList);
sqlite3SelectDelete(pParse->db, $$.pSelect);
}
valuelist(A) ::= VALUES LP nexprlist(X) RP. {
A.pList = X;
A.pSelect = 0;
}
// Since a list of VALUEs is inplemented as a compound SELECT, we have
// to disable the value list option if compound SELECTs are disabled.
%ifndef SQLITE_OMIT_COMPOUND_SELECT
valuelist(A) ::= valuelist(X) COMMA LP exprlist(Y) RP. {
Select *pRight = sqlite3SelectNew(pParse, Y, 0, 0, 0, 0, 0, 0, 0, 0);
if( X.pList ){
X.pSelect = sqlite3SelectNew(pParse, X.pList, 0, 0, 0, 0, 0, 0, 0, 0);
X.pList = 0;
}
A.pList = 0;
................................................................................
pRight->op = TK_ALL;
pRight->pPrior = X.pSelect;
pRight->selFlags |= SF_Values;
pRight->pPrior->selFlags |= SF_Values;
A.pSelect = pRight;
}
}
%endif SQLITE_OMIT_COMPOUND_SELECT
%type inscollist_opt {IdList*}
%destructor inscollist_opt {sqlite3IdListDelete(pParse->db, $$);}
%type inscollist {IdList*}
%destructor inscollist {sqlite3IdListDelete(pParse->db, $$);}
inscollist_opt(A) ::= . {A = 0;}
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