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[BUGFIX] fix lob text iter get next return err code

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This commit is contained in:
obdev
2023-03-22 05:12:11 +00:00
committed by ob-robot
parent 2a2b0d41c5
commit 26b981973d
12 changed files with 62 additions and 42 deletions
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10
src/share/ob_lob_access_utils.h
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@ -115,7 +115,8 @@ public:
ObTextStringIter(ObObjType type, ObCollationType cs_type, const ObString &datum_str,
bool has_lob_header) :
type_(type), cs_type_(cs_type), is_init_(false), is_lob_(false), is_outrow_(false),
has_lob_header_(has_lob_header), state_(TEXTSTRING_ITER_INVALID), datum_str_(datum_str)
has_lob_header_(has_lob_header), state_(TEXTSTRING_ITER_INVALID), datum_str_(datum_str),
err_ret_(OB_SUCCESS)
{
if (is_lob_storage(type)) {
validate_has_lob_header(has_lob_header_);
@ -125,7 +126,7 @@ public:
ObTextStringIter(const ObObj &obj) :
type_(obj.get_type()), cs_type_(obj.get_collation_type()), is_init_(false), is_lob_(false),
is_outrow_(false), has_lob_header_(obj.has_lob_header()), state_(TEXTSTRING_ITER_INVALID),
datum_str_(obj.get_string())
datum_str_(obj.get_string()), err_ret_(OB_SUCCESS)
{
if (is_lob_storage(obj.get_type())) {
validate_has_lob_header(has_lob_header_);
@ -134,7 +135,7 @@ public:
~ObTextStringIter();
TO_STRING_KV(K_(type), K_(cs_type), K_(is_init), K_(is_lob), K_(is_outrow),
K_(state), K(datum_str_), KP_(ctx));
K_(state), K(datum_str_), KP_(ctx), K_(err_ret));
int init(uint32_t buffer_len,
const sql::ObBasicSessionInfo *session = NULL,
@ -165,7 +166,7 @@ public:
uint32_t get_last_accessed_byte_len();
uint32_t get_accessed_len();
uint32_t get_accessed_byte_len();
int get_inner_ret() { return err_ret_; }
bool is_outrow_lob() { return is_outrow_; };
int get_byte_len(int64_t &byte_len);
int get_char_len(int64_t &char_length);
@ -205,6 +206,7 @@ private:
ObTextStringIterState state_;
const ObString datum_str_;
ObLobTextIterCtx *ctx_;
int err_ret_;
};
// wrapper class to handle templob output(including string types)