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set the initial value of wrs to scn min

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obdev
2022-11-28 02:55:06 +00:00
committed by ob-robot
parent 99d4f56fec
commit 87a9357186
406 changed files with 6473 additions and 50308 deletions
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8
src/sql/parser/ob_parser.cpp
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@ -638,7 +638,7 @@ int ObParser::split_multiple_stmt(const ObString &stmt,
ObString part(str_len, stmt.ptr() + offset);
ObString remain_part(remain, stmt.ptr() + offset);
//first try parse part str, because it's have less length and need less memory
if (OB_FAIL(tmp_ret = parse(part, parse_result, parse_mode, false, false, true))) {
if (OB_FAIL(tmp_ret = parse(part, parse_result, parse_mode, false, true))) {
//if parser part str failed, then try parse all remain part, avoid parse many times
//bug: https://work.aone.alibaba-inc.com/issue/34642901
tmp_ret = OB_SUCCESS;
@ -720,7 +720,7 @@ int ObParser::reconstruct_insert_sql(const common::ObString &stmt,
allocator.set_label("InsMultiValOpt");
ObIAllocator *bak_allocator = allocator_;
allocator_ = &allocator;
if (OB_FAIL(parse(stmt, parse_result, parse_mode, false, false, true))) {
if (OB_FAIL(parse(stmt, parse_result, parse_mode, false, true))) {
// if parser SQL failed，then we won't rewrite it and keep it as it is
LOG_WARN("failed to parser insert sql", K(ret));
} else if (parse_result.ins_multi_value_res_->values_count_ == 1) {
@ -944,7 +944,6 @@ int ObParser::parse(const ObString &query,
ParseResult &parse_result,
ParseMode parse_mode,
const bool is_batched_multi_stmt_split_on,
const bool is_normal_ps_prepare,
const bool no_throw_parser_error)
{
int ret = OB_SUCCESS;
@ -979,7 +978,6 @@ int ObParser::parse(const ObString &query,
parse_result.is_for_trigger_ = (TRIGGER_MODE == parse_mode);
parse_result.is_dynamic_sql_ = (DYNAMIC_SQL_MODE == parse_mode);
parse_result.is_dbms_sql_ = (DBMS_SQL_MODE == parse_mode);
parse_result.is_normal_ps_prepare_ = is_normal_ps_prepare;
parse_result.is_batched_multi_enabled_split_ = is_batched_multi_stmt_split_on;
parse_result.is_not_utf8_connection_ = ObCharset::is_valid_collation(connection_collation_) ?
(ObCharset::charset_type_by_coll(connection_collation_) != CHARSET_UTF8MB4) : false;
@ -1008,7 +1006,7 @@ int ObParser::parse(const ObString &query,
}
}
if (parse_result.is_fp_ || parse_result.is_dynamic_sql_ || parse_result.is_normal_ps_prepare_) {
if (parse_result.is_fp_ || parse_result.is_dynamic_sql_) {
int64_t new_length = parse_result.is_fp_ ? stmt.length() + 1 : stmt.length() * 2;
char *buf = (char *)parse_malloc(new_length, parse_result.malloc_pool_);
if (OB_UNLIKELY(NULL == buf)) {