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Overview
Comment:Update the TreeView output for compound SELECT statements so that all entries are shown vertically aligned rather than each successive entry being indented.
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SHA1: 65a8918776aa395009a690fa86bfc7d99eb973f9
User & Date: drh 2015-08-26 11:34:31
Context
2015-08-26
11:40
Refactor With.a.zErr into With.a.zCteErr. No logic changes. check-in: 58ba7363 user: drh tags: trunk
11:34
Update the TreeView output for compound SELECT statements so that all entries are shown vertically aligned rather than each successive entry being indented. check-in: 65a89187 user: drh tags: trunk
2015-08-25
19:42
Move sqlite3IndexColumnAffinity() inside of SQLITE_ENABLE_STAT3_OR_STAT4. check-in: b3732a4e user: drh tags: trunk
Changes
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Changes to src/treeview.c.

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/*
** Generate a human-readable description of a the Select object.
*/
void sqlite3TreeViewSelect(TreeView *pView, const Select *p, u8 moreToFollow){
  int n = 0;

  pView = sqlite3TreeViewPush(pView, moreToFollow);

  sqlite3TreeViewLine(pView, "SELECT%s%s (0x%p) selFlags=0x%x",
    ((p->selFlags & SF_Distinct) ? " DISTINCT" : ""),
    ((p->selFlags & SF_Aggregate) ? " agg_flag" : ""), p, p->selFlags
  );





  if( p->pSrc && p->pSrc->nSrc ) n++;
  if( p->pWhere ) n++;
  if( p->pGroupBy ) n++;
  if( p->pHaving ) n++;
  if( p->pOrderBy ) n++;
  if( p->pLimit ) n++;
  if( p->pOffset ) n++;
  if( p->pPrior ) n++;

  sqlite3TreeViewExprList(pView, p->pEList, (n--)>0, "result-set");
  if( p->pSrc && p->pSrc->nSrc ){
    int i;
    pView = sqlite3TreeViewPush(pView, (n--)>0);
    sqlite3TreeViewLine(pView, "FROM");
    for(i=0; i<p->pSrc->nSrc; i++){
      struct SrcList_item *pItem = &p->pSrc->a[i];
      StrAccum x;
      char zLine[100];
      sqlite3StrAccumInit(&x, 0, zLine, sizeof(zLine), 0);
      sqlite3XPrintf(&x, 0, "{%d,*}", pItem->iCursor);
      if( pItem->zDatabase ){
        sqlite3XPrintf(&x, 0, " %s.%s", pItem->zDatabase, pItem->zName);
      }else if( pItem->zName ){
        sqlite3XPrintf(&x, 0, " %s", pItem->zName);
      }
      if( pItem->pTab ){
        sqlite3XPrintf(&x, 0, " tabname=%Q", pItem->pTab->zName);
      }
      if( pItem->zAlias ){
        sqlite3XPrintf(&x, 0, " (AS %s)", pItem->zAlias);
      }
      if( pItem->fg.jointype & JT_LEFT ){
        sqlite3XPrintf(&x, 0, " LEFT-JOIN");
      }
      sqlite3StrAccumFinish(&x);
      sqlite3TreeViewItem(pView, zLine, i<p->pSrc->nSrc-1); 
      if( pItem->pSelect ){
        sqlite3TreeViewSelect(pView, pItem->pSelect, 0);
      }
      if( pItem->fg.isTabFunc ){
        sqlite3TreeViewExprList(pView, pItem->u1.pFuncArg, 0, "func-args:");
      }
      sqlite3TreeViewPop(pView);
    }
    sqlite3TreeViewPop(pView);
  }
  if( p->pWhere ){
    sqlite3TreeViewItem(pView, "WHERE", (n--)>0);
    sqlite3TreeViewExpr(pView, p->pWhere, 0);
    sqlite3TreeViewPop(pView);
  }
  if( p->pGroupBy ){
    sqlite3TreeViewExprList(pView, p->pGroupBy, (n--)>0, "GROUPBY");
  }
  if( p->pHaving ){
    sqlite3TreeViewItem(pView, "HAVING", (n--)>0);
    sqlite3TreeViewExpr(pView, p->pHaving, 0);
    sqlite3TreeViewPop(pView);
  }
  if( p->pOrderBy ){
    sqlite3TreeViewExprList(pView, p->pOrderBy, (n--)>0, "ORDERBY");
  }
  if( p->pLimit ){
    sqlite3TreeViewItem(pView, "LIMIT", (n--)>0);
    sqlite3TreeViewExpr(pView, p->pLimit, 0);
    sqlite3TreeViewPop(pView);
  }
  if( p->pOffset ){
    sqlite3TreeViewItem(pView, "OFFSET", (n--)>0);
    sqlite3TreeViewExpr(pView, p->pOffset, 0);
    sqlite3TreeViewPop(pView);
  }
  if( p->pPrior ){
    const char *zOp = "UNION";
    switch( p->op ){
      case TK_ALL:         zOp = "UNION ALL";  break;
      case TK_INTERSECT:   zOp = "INTERSECT";  break;
      case TK_EXCEPT:      zOp = "EXCEPT";     break;
    }
    sqlite3TreeViewItem(pView, zOp, (n--)>0);
    sqlite3TreeViewSelect(pView, p->pPrior, 0);
    sqlite3TreeViewPop(pView);
  }


  sqlite3TreeViewPop(pView);
}

/*
** Generate a human-readable explanation of an expression tree.
*/
void sqlite3TreeViewExpr(TreeView *pView, const Expr *pExpr, u8 moreToFollow){







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/*
** Generate a human-readable description of a the Select object.
*/
void sqlite3TreeViewSelect(TreeView *pView, const Select *p, u8 moreToFollow){
  int n = 0;
  int cnt = 0;
  pView = sqlite3TreeViewPush(pView, moreToFollow);
  do{
    sqlite3TreeViewLine(pView, "SELECT%s%s (0x%p) selFlags=0x%x",
      ((p->selFlags & SF_Distinct) ? " DISTINCT" : ""),
      ((p->selFlags & SF_Aggregate) ? " agg_flag" : ""), p, p->selFlags
    );
    if( cnt++ ) sqlite3TreeViewPop(pView);
    if( p->pPrior ){
      n = 1000;
    }else{
      n = 0;
      if( p->pSrc && p->pSrc->nSrc ) n++;
      if( p->pWhere ) n++;
      if( p->pGroupBy ) n++;
      if( p->pHaving ) n++;
      if( p->pOrderBy ) n++;
      if( p->pLimit ) n++;
      if( p->pOffset ) n++;

    }
    sqlite3TreeViewExprList(pView, p->pEList, (n--)>0, "result-set");
    if( p->pSrc && p->pSrc->nSrc ){
      int i;
      pView = sqlite3TreeViewPush(pView, (n--)>0);
      sqlite3TreeViewLine(pView, "FROM");
      for(i=0; i<p->pSrc->nSrc; i++){
        struct SrcList_item *pItem = &p->pSrc->a[i];
        StrAccum x;
        char zLine[100];
        sqlite3StrAccumInit(&x, 0, zLine, sizeof(zLine), 0);
        sqlite3XPrintf(&x, 0, "{%d,*}", pItem->iCursor);
        if( pItem->zDatabase ){
          sqlite3XPrintf(&x, 0, " %s.%s", pItem->zDatabase, pItem->zName);
        }else if( pItem->zName ){
          sqlite3XPrintf(&x, 0, " %s", pItem->zName);
        }
        if( pItem->pTab ){
          sqlite3XPrintf(&x, 0, " tabname=%Q", pItem->pTab->zName);
        }
        if( pItem->zAlias ){
          sqlite3XPrintf(&x, 0, " (AS %s)", pItem->zAlias);
        }
        if( pItem->fg.jointype & JT_LEFT ){
          sqlite3XPrintf(&x, 0, " LEFT-JOIN");
        }
        sqlite3StrAccumFinish(&x);
        sqlite3TreeViewItem(pView, zLine, i<p->pSrc->nSrc-1); 
        if( pItem->pSelect ){
          sqlite3TreeViewSelect(pView, pItem->pSelect, 0);
        }
        if( pItem->fg.isTabFunc ){
          sqlite3TreeViewExprList(pView, pItem->u1.pFuncArg, 0, "func-args:");
        }
        sqlite3TreeViewPop(pView);
      }
      sqlite3TreeViewPop(pView);
    }
    if( p->pWhere ){
      sqlite3TreeViewItem(pView, "WHERE", (n--)>0);
      sqlite3TreeViewExpr(pView, p->pWhere, 0);
      sqlite3TreeViewPop(pView);
    }
    if( p->pGroupBy ){
      sqlite3TreeViewExprList(pView, p->pGroupBy, (n--)>0, "GROUPBY");
    }
    if( p->pHaving ){
      sqlite3TreeViewItem(pView, "HAVING", (n--)>0);
      sqlite3TreeViewExpr(pView, p->pHaving, 0);
      sqlite3TreeViewPop(pView);
    }
    if( p->pOrderBy ){
      sqlite3TreeViewExprList(pView, p->pOrderBy, (n--)>0, "ORDERBY");
    }
    if( p->pLimit ){
      sqlite3TreeViewItem(pView, "LIMIT", (n--)>0);
      sqlite3TreeViewExpr(pView, p->pLimit, 0);
      sqlite3TreeViewPop(pView);
    }
    if( p->pOffset ){
      sqlite3TreeViewItem(pView, "OFFSET", (n--)>0);
      sqlite3TreeViewExpr(pView, p->pOffset, 0);
      sqlite3TreeViewPop(pView);
    }
    if( p->pPrior ){
      const char *zOp = "UNION";
      switch( p->op ){
        case TK_ALL:         zOp = "UNION ALL";  break;
        case TK_INTERSECT:   zOp = "INTERSECT";  break;
        case TK_EXCEPT:      zOp = "EXCEPT";     break;
      }
      sqlite3TreeViewItem(pView, zOp, 1);


    }
    p = p->pPrior;
  }while( p!=0 );
  sqlite3TreeViewPop(pView);
}

/*
** Generate a human-readable explanation of an expression tree.
*/
void sqlite3TreeViewExpr(TreeView *pView, const Expr *pExpr, u8 moreToFollow){