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Overview
Comment: | Fix a problem in the .recover command with recovering WITHOUT ROWID tables where the PK columns are not the leftmost in the CREATE TABLE statement. |
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Downloads: | Tarball | ZIP archive |
Timelines: | family | ancestors | descendants | both | dbdata |
Files: | files | file ages | folders |
SHA3-256: |
91df4b8e0386105d01614921e8410994 |
User & Date: | dan 2019-04-27 15:35:45.828 |
Context
2019-04-27
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18:47 | Add the "--lost-and-found" option to the ".recover" command. For setting the name of the orphaned rows table. (check-in: 67bb88e24c user: dan tags: dbdata) | |
15:35 | Fix a problem in the .recover command with recovering WITHOUT ROWID tables where the PK columns are not the leftmost in the CREATE TABLE statement. (check-in: 91df4b8e03 user: dan tags: dbdata) | |
2019-04-26
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21:11 | Have .recover store all orphaned rows in a single table, with extra columns to indicate the orphaned page and sub-tree they were discovered within. (check-in: 7221f6e33e user: dan tags: dbdata) | |
Changes
Changes to src/shell.c.in.
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6286 6287 6288 6289 6290 6291 6292 6293 6294 6295 6296 6297 6298 6299 | shellFinalize(&rc, pStmt); if( bIntkey==bSqlIntkey ){ int i; const char *zPk = "_rowid_"; sqlite3_stmt *pPkFinder = 0; pTab->iPk = -2; if( bIntkey ){ shellPreparePrintf(dbtmp, &rc, &pPkFinder, "SELECT cid, name FROM pragma_table_info(%Q) " " WHERE pk=1 AND type='integer' COLLATE nocase" " AND NOT EXISTS (SELECT cid FROM pragma_table_info(%Q) WHERE pk=2)" , zName, zName | > > > > > | 6286 6287 6288 6289 6290 6291 6292 6293 6294 6295 6296 6297 6298 6299 6300 6301 6302 6303 6304 | shellFinalize(&rc, pStmt); if( bIntkey==bSqlIntkey ){ int i; const char *zPk = "_rowid_"; sqlite3_stmt *pPkFinder = 0; /* If this is an intkey table and there is an INTEGER PRIMARY KEY, ** set zPk to the name of the PK column, and pTab->iPk to the index ** of the column, where columns are 0-numbered from left to right. ** Or, if this is a WITHOUT ROWID table or if there is no IPK column, ** leave zPk as "_rowid_" and pTab->iPk at -2. */ pTab->iPk = -2; if( bIntkey ){ shellPreparePrintf(dbtmp, &rc, &pPkFinder, "SELECT cid, name FROM pragma_table_info(%Q) " " WHERE pk=1 AND type='integer' COLLATE nocase" " AND NOT EXISTS (SELECT cid FROM pragma_table_info(%Q) WHERE pk=2)" , zName, zName |
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6313 6314 6315 6316 6317 6318 6319 | pTab->azlCol[0] = shellMPrintf(&rc, "%Q", zPk); }else{ pTab->azlCol[0] = shellMPrintf(&rc, ""); } i = 1; shellPreparePrintf(dbtmp, &rc, &pStmt, "SELECT %Q || group_concat(name, ', ') " | | | > > | 6318 6319 6320 6321 6322 6323 6324 6325 6326 6327 6328 6329 6330 6331 6332 6333 6334 6335 6336 | pTab->azlCol[0] = shellMPrintf(&rc, "%Q", zPk); }else{ pTab->azlCol[0] = shellMPrintf(&rc, ""); } i = 1; shellPreparePrintf(dbtmp, &rc, &pStmt, "SELECT %Q || group_concat(name, ', ') " " FILTER (WHERE cid!=%d) OVER (ORDER BY %s cid) " "FROM pragma_table_info(%Q)", bIntkey ? ", " : "", pTab->iPk, bIntkey ? "" : "(CASE WHEN pk=0 THEN 1000000 ELSE pk END), ", zName ); while( rc==SQLITE_OK && SQLITE_ROW==sqlite3_step(pStmt) ){ const char *zText = (const char*)sqlite3_column_text(pStmt, 0); pTab->azlCol[i] = shellMPrintf(&rc, "%s%s", pTab->azlCol[0], zText); i++; } shellFinalize(&rc, pStmt); |
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Changes to test/recover.test.
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80 81 82 83 84 85 86 87 88 | CREATE TABLE t3(i INTEGER PRIMARY KEY AUTOINCREMENT, b, c); INSERT INTO t3 VALUES(NULL, 1, 2); INSERT INTO t3 VALUES(NULL, 3, 4); INSERT INTO t3 VALUES(NULL, 5, 6); DELETE FROM t2; " do_recover_test 1.3.2 finish_test | > > > > > > > > > > > | 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 | CREATE TABLE t3(i INTEGER PRIMARY KEY AUTOINCREMENT, b, c); INSERT INTO t3 VALUES(NULL, 1, 2); INSERT INTO t3 VALUES(NULL, 3, 4); INSERT INTO t3 VALUES(NULL, 5, 6); DELETE FROM t2; " do_recover_test 1.3.2 #------------------------------------------------------------------------- reset_db do_execsql_test 2.1.0 { CREATE TABLE t1(a, b, c, PRIMARY KEY(b, c)) WITHOUT ROWID; INSERT INTO t1 VALUES(1, 2, 3); INSERT INTO t1 VALUES(4, 5, 6); INSERT INTO t1 VALUES(7, 8, 9); } do_recover_test 2.1.1 finish_test |