// Begin a transaction
internal static void sqlite3BeginTransaction(Parse pParse, Parser.TK type)
{
Debug.Assert(pParse != null);
var db = pParse.db;
Debug.Assert(db != null);
if (sqlite3AuthCheck(pParse, SQLITE_TRANSACTION, "BEGIN", null, null) != 0)
{
return;
}
var v = sqlite3GetVdbe(pParse);
if (v == null)
{
return;
}
if (type != Parser.TK.DEFERRED)
{
for (var i = 0; i < db.nDb; i++)
{
sqlite3VdbeAddOp2(v, OP_Transaction, i, type == Parser.TK.EXCLUSIVE ? 2 : 1);
sqlite3VdbeUsesBtree(v, i);
}
}
sqlite3VdbeAddOp2(v, OP_AutoCommit, 0, 0);
}
public ITable pZombieTab; // List of Table objects to delete after code gen
#endif
#endregion
public void CopyFrom(Expr cf)
{
op = cf.op;
affinity = cf.affinity;
flags = cf.flags;
u = cf.u;
pColl = (cf.pColl == null ? null : cf.pColl.Copy());
iTable = cf.iTable;
iColumn = cf.iColumn;
pAggInfo = (cf.pAggInfo == null ? null : cf.pAggInfo.Copy());
iAgg = cf.iAgg;
iRightJoinTable = cf.iRightJoinTable;
flags2 = cf.flags2;
pTab = (cf.pTab == null ? null : cf.pTab);
#if SQLITE_MAX_EXPR_DEPTH
nHeight = cf.nHeight;
pZombieTab = cf.pZombieTab;
#endif
pLeft = (cf.pLeft == null ? null : cf.pLeft.Copy());
pRight = (cf.pRight == null ? null : cf.pRight.Copy());
x.pList = (cf.x.pList == null ? null : cf.x.pList.Copy());
x.pSelect = (cf.x.pSelect == null ? null : cf.x.pSelect.Copy());
}
public ITable pZombieTab; // List of Table objects to delete after code gen
#endif
#endregion
public void CopyFrom(Expr cf)
{
op = cf.op;
affinity = cf.affinity;
flags = cf.flags;
u = cf.u;
pColl = (cf.pColl == null ? null : cf.pColl.Copy());
iTable = cf.iTable;
iColumn = cf.iColumn;
pAggInfo = (cf.pAggInfo == null ? null : cf.pAggInfo.Copy());
iAgg = cf.iAgg;
iRightJoinTable = cf.iRightJoinTable;
flags2 = cf.flags2;
pTab = (cf.pTab == null ? null : cf.pTab);
#if SQLITE_MAX_EXPR_DEPTH
nHeight = cf.nHeight;
pZombieTab = cf.pZombieTab;
#endif
pLeft = (cf.pLeft == null ? null : cf.pLeft.Copy());
pRight = (cf.pRight == null ? null : cf.pRight.Copy());
x.pList = (cf.x.pList == null ? null : cf.x.pList.Copy());
x.pSelect = (cf.x.pSelect == null ? null : cf.x.pSelect.Copy());
}