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More compact notation for the parse-tree view.

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FossilOrigin-Name: 0eb3f8b1e3a196811fb54a5e2645debe6119610a
This commit is contained in:
drh
2011-12-07 15:33:14 +00:00
parent e7e6a54504
commit 04b8342b83
4 changed files with 23 additions and 32 deletions
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13
src/select.c
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@@ -4508,22 +4508,21 @@ static void explainOneSelect(Vdbe *pVdbe, Select *p){
sqlite3ExplainPush(pVdbe);
for(i=0; i<p->pSrc->nSrc; i++){
struct SrcList_item *pItem = &p->pSrc->a[i];
sqlite3ExplainPrintf(pVdbe, "src[%d] = ", i);
sqlite3ExplainPrintf(pVdbe, "{%d,*} = ", pItem->iCursor);
if( pItem->pSelect ){
sqlite3ExplainSelect(pVdbe, pItem->pSelect);
if( pItem->pTab ){
sqlite3ExplainPrintf(pVdbe, " (tabname=%s)", pItem->pTab->zName);
}
}else if( pItem->zName ){
sqlite3ExplainPrintf(pVdbe, "%s", pItem->zName);
}
if( pItem->pTab ){
sqlite3ExplainPrintf(pVdbe, " (name=%s:%d)",
pItem->pTab->zName, pItem->iCursor);
if( pItem->zAlias ){
sqlite3ExplainPrintf(pVdbe, " (AS %s)", pItem->zAlias);
}
if( pItem->jointype & JT_LEFT ){
sqlite3ExplainPrintf(pVdbe, " LEFT-JOIN");
}
if( pItem->zAlias ){
sqlite3ExplainPrintf(pVdbe, " (AS %s)", pItem->zAlias);
}
sqlite3ExplainNL(pVdbe);
}
sqlite3ExplainPop(pVdbe);