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Overview
| Comment: | Back out part of (5546): Even though ON CONFLICT clauses on CHECK constraints are no-ops, if a schema includes them, the database will be unreadable if we do not at least parse and ignore the clause. (CVS 5548) |
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| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | trunk |
| Files: | files | file ages | folders |
| SHA1: |
efcaeb68f943daf135972ae045eff1ca |
| User & Date: | drh 2008-08-08 15:06:22 |
Context
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2008-08-08
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| 18:06 | Move a variable initialization earlier to work around MS compiler complaints. (CVS 5549) check-in: 02232e71 user: drh tags: trunk | |
| 15:06 | Back out part of (5546): Even though ON CONFLICT clauses on CHECK constraints are no-ops, if a schema includes them, the database will be unreadable if we do not at least parse and ignore the clause. (CVS 5548) check-in: efcaeb68 user: drh tags: trunk | |
| 14:33 | Round lookaside buffer sizes in the right direction. Ticket #3277. (CVS 5547) check-in: c1a9bf38 user: drh tags: trunk | |
Changes
Changes to src/parse.y.
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** ************************************************************************* ** This file contains SQLite's grammar for SQL. Process this file ** using the lemon parser generator to generate C code that runs ** the parser. Lemon will also generate a header file containing ** numeric codes for all of the tokens. ** ** @(#) $Id: parse.y,v 1.249 2008/08/08 14:19:41 drh Exp $ */ // All token codes are small integers with #defines that begin with "TK_" %token_prefix TK_ // The type of the data attached to each token is Token. This is also the // default type for non-terminals. ................................................................................ conslist ::= conslist tcons. conslist ::= tcons. tcons ::= CONSTRAINT nm. tcons ::= PRIMARY KEY LP idxlist(X) autoinc(I) RP onconf(R). {sqlite3AddPrimaryKey(pParse,X,R,I,0);} tcons ::= UNIQUE LP idxlist(X) RP onconf(R). {sqlite3CreateIndex(pParse,0,0,0,X,R,0,0,0,0);} tcons ::= CHECK LP expr(E) RP. {sqlite3AddCheckConstraint(pParse,E);} tcons ::= FOREIGN KEY LP idxlist(FA) RP REFERENCES nm(T) idxlist_opt(TA) refargs(R) defer_subclause_opt(D). { sqlite3CreateForeignKey(pParse, FA, &T, TA, R); sqlite3DeferForeignKey(pParse, D); } %type defer_subclause_opt {int} defer_subclause_opt(A) ::= . {A = 0;} |
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** ************************************************************************* ** This file contains SQLite's grammar for SQL. Process this file ** using the lemon parser generator to generate C code that runs ** the parser. Lemon will also generate a header file containing ** numeric codes for all of the tokens. ** ** @(#) $Id: parse.y,v 1.250 2008/08/08 15:06:22 drh Exp $ */ // All token codes are small integers with #defines that begin with "TK_" %token_prefix TK_ // The type of the data attached to each token is Token. This is also the // default type for non-terminals. ................................................................................ conslist ::= conslist tcons. conslist ::= tcons. tcons ::= CONSTRAINT nm. tcons ::= PRIMARY KEY LP idxlist(X) autoinc(I) RP onconf(R). {sqlite3AddPrimaryKey(pParse,X,R,I,0);} tcons ::= UNIQUE LP idxlist(X) RP onconf(R). {sqlite3CreateIndex(pParse,0,0,0,X,R,0,0,0,0);} tcons ::= CHECK LP expr(E) RP onconf. {sqlite3AddCheckConstraint(pParse,E);} tcons ::= FOREIGN KEY LP idxlist(FA) RP REFERENCES nm(T) idxlist_opt(TA) refargs(R) defer_subclause_opt(D). { sqlite3CreateForeignKey(pParse, FA, &T, TA, R); sqlite3DeferForeignKey(pParse, D); } %type defer_subclause_opt {int} defer_subclause_opt(A) ::= . {A = 0;} |