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The ".selecttrace 0x2000" command causes just the top-level parse tree to

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be displayed, after all transformations, and showing the EQP iSelectId at
each level.

FossilOrigin-Name: ca34c2dd20ee071e6f8d60f91dbf474515a688ba57949143483da1641246cb25
This commit is contained in:
drh
2018-04-23 17:43:35 +00:00
parent e2243d26f3
commit f20609d107
5 changed files with 23 additions and 13 deletions
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13
src/select.c
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@@ -5343,6 +5343,9 @@ int sqlite3Select(
#ifndef SQLITE_OMIT_EXPLAIN
int iRestoreSelectId = pParse->iSelectId;
pParse->iSelectId = pParse->iNextSelectId++;
#if SELECTTRACE_ENABLED
p->iSelectId = pParse->iSelectId;
#endif
#endif
db = pParse->db;
@@ -5486,7 +5489,10 @@ int sqlite3Select(
if( p->pPrior ){
rc = multiSelect(pParse, p, pDest);
#if SELECTTRACE_ENABLED
SELECTTRACE(1,pParse,p,("end compound-select processing\n"));
SELECTTRACE(0x1,pParse,p,("end compound-select processing\n"));
if( pParse->iSelectId==0 && (sqlite3SelectTrace & 0x2000)!=0 ){
sqlite3TreeViewSelect(0, p, 0);
}
#endif
explainSetInteger(pParse->iSelectId, iRestoreSelectId);
return rc;
@@ -6277,7 +6283,10 @@ select_end:
sqlite3DbFree(db, sAggInfo.aCol);
sqlite3DbFree(db, sAggInfo.aFunc);
#if SELECTTRACE_ENABLED
SELECTTRACE(1,pParse,p,("end processing\n"));
SELECTTRACE(0x1,pParse,p,("end processing\n"));
if( pParse->iSelectId==0 && (sqlite3SelectTrace & 0x2000)!=0 ){
sqlite3TreeViewSelect(0, p, 0);
}
#endif
explainSetInteger(pParse->iSelectId, iRestoreSelectId);
return rc;