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Overview
| Comment: | In the command-line shell, fix the .imposter command so that it works with indexes on expressions. Fix the ".mode quote" mode so that it works with ".headers ON". |
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| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | trunk |
| Files: | files | file ages | folders |
| SHA1: |
ba9873da94d21873ff76f16a5332fc00 |
| User & Date: | drh 2016-11-03 13:12:28 |
Context
|
2016-11-03
| ||
| 19:01 | Fix a test case in vacuum5.test so that it works with -DSQLITE_TEMP_STORE=2. check-in: f5dd95e2 user: dan tags: trunk | |
| 13:12 | In the command-line shell, fix the .imposter command so that it works with indexes on expressions. Fix the ".mode quote" mode so that it works with ".headers ON". check-in: ba9873da user: drh tags: trunk | |
| 13:01 | Add the ".imposter" command to the command-line shell. check-in: be3ec8fd user: drh tags: trunk | |
Changes
Changes to src/shell.c.
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utf8_printf(p->out, "%s", p->rowSeparator);
}
setTextMode(p->out, 1);
break;
}
case MODE_Quote:
case MODE_Insert: {
p->cnt++;
if( azArg==0 ) break;
if( p->cMode==MODE_Insert ){
utf8_printf(p->out,"INSERT INTO %s",p->zDestTable);
if( p->showHeader ){
raw_printf(p->out,"(");
for(i=0; i<nArg; i++){
char *zSep = i>0 ? ",": "";
utf8_printf(p->out, "%s%s", zSep, azCol[i]);
}
raw_printf(p->out,")");
}
raw_printf(p->out," VALUES(");
}
for(i=0; i<nArg; i++){
char *zSep = i>0 ? ",": "";
if( (azArg[i]==0) || (aiType && aiType[i]==SQLITE_NULL) ){
utf8_printf(p->out,"%sNULL",zSep);
}else if( aiType && aiType[i]==SQLITE_TEXT ){
if( zSep[0] ) utf8_printf(p->out,"%s",zSep);
output_quoted_string(p->out, azArg[i]);
................................................................................
#ifndef SQLITE_OMIT_BUILTIN_TEST
if( c=='i' && strncmp(azArg[0], "imposter", n)==0 ){
char *zSql;
char *zCollist = 0;
sqlite3_stmt *pStmt;
int tnum = 0;
if( nArg!=3 ){
utf8_printf(stderr, "Usage: .imposter INDEX IMPOSTER\n");
rc = 1;
goto meta_command_exit;
}
open_db(p, 0);
zSql = sqlite3_mprintf("SELECT rootpage FROM sqlite_master"
................................................................................
utf8_printf(stderr, "no such index: \"%s\"\n", azArg[1]);
rc = 1;
goto meta_command_exit;
}
zSql = sqlite3_mprintf("PRAGMA index_xinfo='%q'", azArg[1]);
rc = sqlite3_prepare_v2(p->db, zSql, -1, &pStmt, 0);
sqlite3_free(zSql);
while( sqlite3_step(pStmt)==SQLITE_ROW ){
const char *zCol = (const char*)sqlite3_column_text(pStmt,2);
if( zCol==0 ) zCol = "_ROWID_";
if( zCollist==0 ){
zCollist = sqlite3_mprintf("\"%w\"", zCol);
}else{
zCollist = sqlite3_mprintf("%z,\"%w\"", zCollist, zCol);
}
}
sqlite3_finalize(pStmt);
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utf8_printf(p->out, "%s", p->rowSeparator);
}
setTextMode(p->out, 1);
break;
}
case MODE_Quote:
case MODE_Insert: {
if( azArg==0 ) break;
if( p->cMode==MODE_Insert ){
utf8_printf(p->out,"INSERT INTO %s",p->zDestTable);
if( p->showHeader ){
raw_printf(p->out,"(");
for(i=0; i<nArg; i++){
char *zSep = i>0 ? ",": "";
utf8_printf(p->out, "%s%s", zSep, azCol[i]);
}
raw_printf(p->out,")");
}
raw_printf(p->out," VALUES(");
}else if( p->cnt==0 && p->showHeader ){
for(i=0; i<nArg; i++){
if( i>0 ) utf8_printf(p->out, ",");
output_quoted_string(p->out, azCol[i]);
}
utf8_printf(p->out,"\n");
}
p->cnt++;
for(i=0; i<nArg; i++){
char *zSep = i>0 ? ",": "";
if( (azArg[i]==0) || (aiType && aiType[i]==SQLITE_NULL) ){
utf8_printf(p->out,"%sNULL",zSep);
}else if( aiType && aiType[i]==SQLITE_TEXT ){
if( zSep[0] ) utf8_printf(p->out,"%s",zSep);
output_quoted_string(p->out, azArg[i]);
................................................................................
#ifndef SQLITE_OMIT_BUILTIN_TEST
if( c=='i' && strncmp(azArg[0], "imposter", n)==0 ){
char *zSql;
char *zCollist = 0;
sqlite3_stmt *pStmt;
int tnum = 0;
int i;
if( nArg!=3 ){
utf8_printf(stderr, "Usage: .imposter INDEX IMPOSTER\n");
rc = 1;
goto meta_command_exit;
}
open_db(p, 0);
zSql = sqlite3_mprintf("SELECT rootpage FROM sqlite_master"
................................................................................
utf8_printf(stderr, "no such index: \"%s\"\n", azArg[1]);
rc = 1;
goto meta_command_exit;
}
zSql = sqlite3_mprintf("PRAGMA index_xinfo='%q'", azArg[1]);
rc = sqlite3_prepare_v2(p->db, zSql, -1, &pStmt, 0);
sqlite3_free(zSql);
i = 0;
while( sqlite3_step(pStmt)==SQLITE_ROW ){
char zLabel[20];
const char *zCol = (const char*)sqlite3_column_text(pStmt,2);
i++;
if( zCol==0 ){
if( sqlite3_column_int(pStmt,1)==-1 ){
zCol = "_ROWID_";
}else{
sqlite3_snprintf(sizeof(zLabel),zLabel,"expr%d",i);
zCol = zLabel;
}
}
if( zCollist==0 ){
zCollist = sqlite3_mprintf("\"%w\"", zCol);
}else{
zCollist = sqlite3_mprintf("%z,\"%w\"", zCollist, zCol);
}
}
sqlite3_finalize(pStmt);
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