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fix check lob column bug

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Larry955
2023-02-16 13:45:10 +00:00
committed by ob-robot
parent 679c542777
commit d9a7c9d842
1 changed files with 1 additions and 1 deletions
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src/sql/optimizer/ob_opt_selectivity.cpp
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@ -2261,7 +2261,7 @@ int ObOptSelectivity::get_like_sel(const OptTableMetas &table_metas,
ObOptEstUtils::is_calculable_expr(*pattern, params->count()) && ObOptEstUtils::is_calculable_expr(*pattern, params->count()) &&
ObOptEstUtils::is_calculable_expr(*escape, params->count())) { ObOptEstUtils::is_calculable_expr(*escape, params->count())) {
bool is_start_with = false; bool is_start_with = false;
if (static_cast<const ObColumnRefRawExpr *>(variable)->is_lob_column()) { if (is_lob_storage(variable->get_data_type())) {
// no statistics for lob type, use default selectivity // no statistics for lob type, use default selectivity
selectivity = DEFAULT_CLOB_LIKE_SEL; selectivity = DEFAULT_CLOB_LIKE_SEL;
} else if (OB_FAIL(ObOptEstUtils::if_expr_start_with_patten_sign(params, pattern, escape, } else if (OB_FAIL(ObOptEstUtils::if_expr_start_with_patten_sign(params, pattern, escape,