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Overview
| Comment: | Fixes to the dump logic. All appears to be working in preliminary tests. |
|---|---|
| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | dbdump |
| Files: | files | file ages | folders |
| SHA3-256: |
007b11e301d444361c8eff8734dc2fb9 |
| User & Date: | drh 2017-03-13 21:49:48 |
Context
|
2017-03-13
| ||
| 22:02 | Add dbdump.exe to the MSVC makefile. Closed-Leaf check-in: 59241a50 user: drh tags: dbdump | |
| 21:49 | Fixes to the dump logic. All appears to be working in preliminary tests. check-in: 007b11e3 user: drh tags: dbdump | |
| 21:26 | First draft of the complete dbdump.c library. check-in: 84ea4fcc user: drh tags: dbdump | |
Changes
Changes to ext/misc/dbdump.c.
220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 ... 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 ... 426 427 428 429 430 431 432 433 434 435 436 437 438 439 440 441 442 443 ... 458 459 460 461 462 463 464 465 466 467 468 469 470 471 472 ... 541 542 543 544 545 546 547 548 549 550 551 552 553 554 555 ... 598 599 600 601 602 603 604 605 606 607 608 609 610 611 612 |
int rc;
zSql = sqlite3_mprintf("PRAGMA table_info=%Q", zTab);
if( zSql==0 ) return 0;
rc = sqlite3_prepare_v2(p->db, zSql, -1, &pStmt, 0);
sqlite3_free(zSql);
if( rc ) return 0;
azCol[0] = 0;
while( sqlite3_step(pStmt)==SQLITE_ROW ){
if( nCol>=nAlloc-2 ){
char **azNew;
nAlloc = nAlloc*2 + nCol + 10;
azNew = sqlite3_realloc(azCol, nAlloc*sizeof(azCol[0]));
if( azNew==0 ) goto col_oom;
azCol = azNew;
}
azCol[++nCol] = sqlite3_mprintf("%s", sqlite3_column_text(pStmt, 1));
if( azCol[nCol]==0 ) goto col_oom;
if( sqlite3_column_int(pStmt, 5) ){
nPK++;
if( nPK==1
&& sqlite3_stricmp((const char*)sqlite3_column_text(pStmt,2),
................................................................................
/*
** Send mprintf-formatted content to the output callback.
*/
static void output_formatted(DState *p, const char *zFormat, ...){
va_list ap;
char *z;
va_start(ap, zFormat);
z = sqlite3_mprintf(zFormat, ap);
va_end(ap);
p->xCallback(z, p->pArg);
sqlite3_free(z);
}
/*
** Output the given string as a quoted string using SQL quoting conventions.
................................................................................
char **azCol;
int i;
int nCol;
azCol = tableColumnList(p, zTable);
if( azCol==0 ) return 0;
/* Always quote the table name, even if it appears to be pure ascii,
** in case it is a keyword. Ex: INSERT INTO "table" ... */
initText(&sTable);
appendText(&sTable, zTable, quoteChar(zTable));
/* If preserving the rowid, add a column list after the table name.
** In other words: "INSERT INTO tab(rowid,a,b,c,...) VALUES(...)"
** instead of the usual "INSERT INTO tab VALUES(...)".
*/
if( azCol[0] ){
appendText(&sTable, "(", 0);
appendText(&sTable, azCol[0], 0);
................................................................................
}
for(i=1; azCol[i]; i++){
appendText(&sSelect, azCol[i], quoteChar(azCol[i]));
if( azCol[i+1] ){
appendText(&sSelect, ",", 0);
}
}
nCol = i-1;
freeColumnList(azCol);
appendText(&sSelect, " FROM ", 0);
appendText(&sSelect, zTable, quoteChar(zTable));
rc = sqlite3_prepare_v2(p->db, sSelect.z, -1, &pStmt, 0);
if( rc!=SQLITE_OK ){
p->nErr++;
................................................................................
int rc;
int nResult;
int i;
const char *z;
char *zSql;
va_list ap;
va_start(ap, zSelect);
zSql = sqlite3_mprintf(zSelect, ap);
va_end(ap);
if( zSql==0 ){
p->rc = SQLITE_NOMEM;
p->nErr++;
return;
}
rc = sqlite3_prepare_v2(p->db, zSql, -1, &pSelect, 0);
................................................................................
const char *zQuery,
...
){
char *zErr = 0;
char *z;
va_list ap;
va_start(ap, zQuery);
z = sqlite3_mprintf(zQuery, ap);
va_end(ap);
sqlite3_exec(p->db, z, dump_callback, p, &zErr);
sqlite3_free(z);
if( zErr ){
output_formatted(p, "/****** %s ******/\n", zErr);
sqlite3_free(zErr);
p->nErr++;
|
< > | > > > < > | > | | |
220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 ... 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 ... 426 427 428 429 430 431 432 433 434 435 436 437 438 439 440 441 442 443 444 445 446 ... 461 462 463 464 465 466 467 468 469 470 471 472 473 474 475 476 ... 545 546 547 548 549 550 551 552 553 554 555 556 557 558 559 ... 602 603 604 605 606 607 608 609 610 611 612 613 614 615 616 |
int rc;
zSql = sqlite3_mprintf("PRAGMA table_info=%Q", zTab);
if( zSql==0 ) return 0;
rc = sqlite3_prepare_v2(p->db, zSql, -1, &pStmt, 0);
sqlite3_free(zSql);
if( rc ) return 0;
while( sqlite3_step(pStmt)==SQLITE_ROW ){
if( nCol>=nAlloc-2 ){
char **azNew;
nAlloc = nAlloc*2 + nCol + 10;
azNew = sqlite3_realloc(azCol, nAlloc*sizeof(azCol[0]));
if( azNew==0 ) goto col_oom;
azCol = azNew;
azCol[0] = 0;
}
azCol[++nCol] = sqlite3_mprintf("%s", sqlite3_column_text(pStmt, 1));
if( azCol[nCol]==0 ) goto col_oom;
if( sqlite3_column_int(pStmt, 5) ){
nPK++;
if( nPK==1
&& sqlite3_stricmp((const char*)sqlite3_column_text(pStmt,2),
................................................................................
/*
** Send mprintf-formatted content to the output callback.
*/
static void output_formatted(DState *p, const char *zFormat, ...){
va_list ap;
char *z;
va_start(ap, zFormat);
z = sqlite3_vmprintf(zFormat, ap);
va_end(ap);
p->xCallback(z, p->pArg);
sqlite3_free(z);
}
/*
** Output the given string as a quoted string using SQL quoting conventions.
................................................................................
char **azCol;
int i;
int nCol;
azCol = tableColumnList(p, zTable);
if( azCol==0 ) return 0;
initText(&sTable);
appendText(&sTable, "INSERT INTO ", 0);
/* Always quote the table name, even if it appears to be pure ascii,
** in case it is a keyword. Ex: INSERT INTO "table" ... */
appendText(&sTable, zTable, quoteChar(zTable));
/* If preserving the rowid, add a column list after the table name.
** In other words: "INSERT INTO tab(rowid,a,b,c,...) VALUES(...)"
** instead of the usual "INSERT INTO tab VALUES(...)".
*/
if( azCol[0] ){
appendText(&sTable, "(", 0);
appendText(&sTable, azCol[0], 0);
................................................................................
}
for(i=1; azCol[i]; i++){
appendText(&sSelect, azCol[i], quoteChar(azCol[i]));
if( azCol[i+1] ){
appendText(&sSelect, ",", 0);
}
}
nCol = i;
if( azCol[0]==0 ) nCol--;
freeColumnList(azCol);
appendText(&sSelect, " FROM ", 0);
appendText(&sSelect, zTable, quoteChar(zTable));
rc = sqlite3_prepare_v2(p->db, sSelect.z, -1, &pStmt, 0);
if( rc!=SQLITE_OK ){
p->nErr++;
................................................................................
int rc;
int nResult;
int i;
const char *z;
char *zSql;
va_list ap;
va_start(ap, zSelect);
zSql = sqlite3_vmprintf(zSelect, ap);
va_end(ap);
if( zSql==0 ){
p->rc = SQLITE_NOMEM;
p->nErr++;
return;
}
rc = sqlite3_prepare_v2(p->db, zSql, -1, &pSelect, 0);
................................................................................
const char *zQuery,
...
){
char *zErr = 0;
char *z;
va_list ap;
va_start(ap, zQuery);
z = sqlite3_vmprintf(zQuery, ap);
va_end(ap);
sqlite3_exec(p->db, z, dump_callback, p, &zErr);
sqlite3_free(z);
if( zErr ){
output_formatted(p, "/****** %s ******/\n", zErr);
sqlite3_free(zErr);
p->nErr++;
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