/**
Destructor
*/
RefParseContext::~RefParseContext() {
destroy_scanner();
}
PHP_context::~PHP_context()
{
destroy_scanner();
}
// -----------------------------------------------------------------------
// Invoke yyparse, set hsGlobal structure for each column group.
// -----------------------------------------------------------------------
Lng32 HSFuncParseStmt()
{
HSGlobalsClass *hs_globals = GetHSContext();
Lng32 retcode;
HSColGroupStruct *mgroup = NULL;
void* scanner;
init_scanner (scanner);
HSFuncResetLexer(scanner);
retcode = yyparse(scanner);
HSHandleError(retcode);
destroy_scanner (scanner);
// The parser does not always return immediately following an error, so that
// it can report as many errors as possible. This can result in a nonzero
// return code being overwritten. To detect this case, we check the diagnostics
// area and return with the appropriate sqlcode if necessary.
retcode = hs_globals->getRetcodeFromDiags();
HSHandleError(retcode);
hs_globals->parserError = HSGlobalsClass::ERROR_SEMANTICS;
// We are done here if it is the showstats command
if (hs_globals->optFlags & SHOWSTATS_OPT)
return 0;
// Automatically generate single-column histograms for all multi-column
// histograms requested. This is required to calculate UEC counts for
// multi-column histograms.
// However, do not generate them when the CLEAR option is requested, unless
// ON EVERY COLUMN or ON EVERY KEY is also specified.
if (NOT (hs_globals->optFlags & CLEAR_OPT) ||
hs_globals->optFlags & EVERYCOL_OPT ||
hs_globals->optFlags & EVERYKEY_OPT)
{
mgroup = hs_globals->multiGroup;
while (mgroup != NULL)
{
for (Int32 i=0; i<mgroup->colCount; i++)
{
HSColumnStruct &col = mgroup->colSet[i];
if (NOT ColumnExists(col.colnum))
{
retcode = AddSingleColumn(col.colnum);
HSHandleError(retcode);
}
}
mgroup = mgroup->next;
}
}
// ----------------------------------------------------------------------
// Construct statistics time in the format: YYYY-MM-DD:HH:MM:SS.
// We use GMT time.
// ----------------------------------------------------------------------
time_t t;
time(&t);
char pt[30];
strftime(pt, 30, "%Y-%m-%d:%H:%M:%S", gmtime(&t));
*hs_globals->statstime = pt;
// Also store a numerical timestamp with 10 digits MMDDHHMMSS.
hs_globals->statsTimeInt = (pt[5] - '0') * 1000000000 +
(pt[6] - '0') * 100000000 +
(pt[8] - '0') * 10000000 +
(pt[9] - '0') * 1000000 +
(pt[11] - '0') * 100000 +
(pt[12] - '0') * 10000 +
(pt[14] - '0') * 1000 +
(pt[15] - '0') * 100 +
(pt[17] - '0') * 10 +
(pt[18] - '0');
return 0;
}
/**
Destructor
*/
ChkPtParseContext::~ChkPtParseContext() {
destroy_scanner();
free( this->buf );
}
