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Overview
| Comment: | Fix the ".dump" command to correctly extract tail data from corrupt WITHOUT ROWID tables. |
|---|---|
| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | trunk |
| Files: | files | file ages | folders |
| SHA1: |
6c627e50622d8bcd25ec7d5503f3fafd |
| User & Date: | drh 2017-03-09 18:13:52 |
Context
|
2017-03-09
| ||
| 22:00 | Remove the test/dbselftest.c program. In its place, add the ".selftest" command to the CLI. The new CLI version is .selftest is slightly different in that it uses SHA3 hashing instead of SHA1, so the new is subtly incompatible with the old. check-in: f4fcd46f user: drh tags: trunk | |
| 18:13 | Fix the ".dump" command to correctly extract tail data from corrupt WITHOUT ROWID tables. check-in: 6c627e50 user: drh tags: trunk | |
| 13:50 | Begin moving separate boolean variables in the ShellState object of the CLI into the shellFlgs bitmask. check-in: 50eec5d9 user: drh tags: trunk | |
Changes
Changes to src/shell.c.
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if( rc==SQLITE_OK ) azCol[0] = azRowid[j];
break;
}
}
}
return azCol;
}
/*
** This is a different callback routine used for dumping the database.
** Each row received by this callback consists of a table name,
** the table type ("index" or "table") and SQL to create the table.
** This routine should print text sufficient to recreate the table.
*/
................................................................................
appendText(&sSelect, zTable, quoteChar(zTable));
savedDestTable = p->zDestTable;
savedMode = p->mode;
p->zDestTable = sTable.z;
p->mode = p->cMode = MODE_Insert;
rc = shell_exec(p->db, sSelect.z, shell_callback, p, 0);
p->zDestTable = savedDestTable;
p->mode = savedMode;
freeText(&sTable);
freeText(&sSelect);
if( rc ) p->nErr++;
}
return 0;
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if( rc==SQLITE_OK ) azCol[0] = azRowid[j];
break;
}
}
}
return azCol;
}
/*
** Toggle the reverse_unordered_selects setting.
*/
static void toggleSelectOrder(sqlite3 *db){
sqlite3_stmt *pStmt = 0;
int iSetting = 0;
char zStmt[100];
sqlite3_prepare_v2(db, "PRAGMA reverse_unordered_selects", -1, &pStmt, 0);
if( sqlite3_step(pStmt)==SQLITE_ROW ){
iSetting = sqlite3_column_int(pStmt, 0);
}
sqlite3_finalize(pStmt);
sqlite3_snprintf(sizeof(zStmt), zStmt,
"PRAGMA reverse_unordered_selects(%d)", !iSetting);
sqlite3_exec(db, zStmt, 0, 0, 0);
}
/*
** This is a different callback routine used for dumping the database.
** Each row received by this callback consists of a table name,
** the table type ("index" or "table") and SQL to create the table.
** This routine should print text sufficient to recreate the table.
*/
................................................................................
appendText(&sSelect, zTable, quoteChar(zTable));
savedDestTable = p->zDestTable;
savedMode = p->mode;
p->zDestTable = sTable.z;
p->mode = p->cMode = MODE_Insert;
rc = shell_exec(p->db, sSelect.z, shell_callback, p, 0);
if( (rc&0xff)==SQLITE_CORRUPT ){
raw_printf(p->out, "/****** CORRUPTION ERROR *******/\n");
toggleSelectOrder(p->db);
shell_exec(p->db, sSelect.z, shell_callback, p, 0);
toggleSelectOrder(p->db);
}
p->zDestTable = savedDestTable;
p->mode = savedMode;
freeText(&sTable);
freeText(&sSelect);
if( rc ) p->nErr++;
}
return 0;
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