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patch 4.0

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wangzelin.wzl
2022-10-24 10:34:53 +08:00
parent 4ad6e00ec3
commit 93a1074b0c
10533 changed files with 2588271 additions and 2299373 deletions
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51
src/sql/engine/expr/ob_expr_regexp_like.h
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@ -16,33 +16,44 @@
#include "lib/string/ob_string.h"
#include "sql/engine/expr/ob_expr_regexp_context.h"
namespace oceanbase {
namespace sql {
class ObExprRegexpLike : public ObFuncExprOperator {
namespace oceanbase
{
namespace sql
{
class ObExprRegexpLike : public ObFuncExprOperator
{
public:
explicit ObExprRegexpLike(common::ObIAllocator& alloc);
explicit ObExprRegexpLike(common::ObIAllocator &alloc);
virtual ~ObExprRegexpLike();
virtual int calc_result_typeN(
ObExprResType& type, ObExprResType* types, int64_t param_num, common::ObExprTypeCtx& type_ctx) const override;
virtual int calc_resultN(
common::ObObj& result, const common::ObObj* objs, int64_t param_num, common::ObExprCtx& expr_ctx) const override;
virtual int calc_result_typeN(ObExprResType &type,
ObExprResType *types,
int64_t param_num,
common::ObExprTypeCtx &type_ctx) const;
virtual int cg_expr(ObExprCGCtx &op_cg_ctx,
const ObRawExpr &raw_expr,
ObExpr &rt_expr) const override;
virtual bool need_rt_ctx() const override { return true; }
virtual int cg_expr(ObExprCGCtx& op_cg_ctx, const ObRawExpr& raw_expr, ObExpr& rt_expr) const override;
static int eval_regexp_like(const ObExpr& expr, ObEvalCtx& ctx, ObDatum& expr_datum);
static int eval_regexp_like(const ObExpr &expr, ObEvalCtx &ctx, ObDatum &expr_datum);
private:
static int regexp_like(bool& match, const common::ObString& text, const common::ObString& pattern, int64_t position,
int64_t occurrence, const common::ObCollationType calc_cs_type, const common::ObString& match_param,
bool has_null_argument, ObExprRegexContext* regexp_ptr, common::ObExprStringBuf& string_buf);
int calc(common::ObObj& result, const common::ObString& text, const common::ObString& pattern, int64_t position,
int64_t occurrence, const common::ObString& match_param, bool has_null_argument, ObExprRegexContext* regexp_ptr,
common::ObExprStringBuf& string_buf) const;
static int regexp_like(bool &match, const common::ObString &text,
const common::ObString &pattern, int64_t position, int64_t occurrence,
const common::ObCollationType calc_cs_type,
const common::ObString &match_param, bool has_null_argument, bool reusable,
ObExprRegexContext *regexp_ptr,
common::ObExprStringBuf &string_buf,
common::ObIAllocator &exec_ctx_alloc);
int calc(common::ObObj &result, const common::ObString &text,
const common::ObString &pattern, int64_t position, int64_t occurrence,
const common::ObString &match_param, bool has_null_argument,
ObExprRegexContext *regexp_ptr,
common::ObExprStringBuf &string_buf,
common::ObIAllocator &exec_ctx_alloc) const;
private:
DISALLOW_COPY_AND_ASSIGN(ObExprRegexpLike);
};
} // namespace sql
} // namespace oceanbase
}
}
#endif /* OCEANBASE_SQL_ENGINE_EXPR_OB_EXPR_REGEXP_SUBSTR_ */