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[FEAT MERGE] Lob SQL refactoring (Mem-LobLocator, expressions and dbms_lob adaptions)

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Co-authored-by: chaser-ch <chaser.ch@antgroup.com>
This commit is contained in:
obdev
2023-01-28 20:40:15 +08:00
committed by ob-robot
parent 4bb1033505
commit 3d4f554258
350 changed files with 19091 additions and 3918 deletions
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15
src/sql/engine/expr/ob_expr_regexp_like.cpp
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@ -19,6 +19,7 @@
#include "sql/engine/ob_physical_plan.h"
#include "sql/engine/expr/ob_expr_util.h"
#include "sql/engine/expr/ob_expr_regexp_count.h"
#include "sql/engine/expr/ob_expr_lob_utils.h"
using namespace oceanbase::common;
@ -161,6 +162,7 @@ int ObExprRegexpLike::eval_regexp_like(
bool is_case_sensitive = ObCharset::is_bin_sort(expr.args_[0]->datum_meta_.cs_type_);
const bool reusable = (0 != expr.extra_) && ObExpr::INVALID_EXP_CTX_ID != expr.expr_ctx_id_;
ObString text_utf16;
ObString text_str;
if (reusable) {
if (NULL == (regexp_ctx = static_cast<ObExprRegexContext *>(
ctx.exec_ctx_.get_expr_op_ctx(expr.expr_ctx_id_)))) {
@ -172,6 +174,7 @@ int ObExprRegexpLike::eval_regexp_like(
}
}
}
if (OB_FAIL(ret)) {
} else if (OB_FAIL(ObExprRegexContext::get_regexp_flags(match_param, is_case_sensitive, flags))) {
LOG_WARN("fail to get regexp flags", K(ret), K(match_param));
@ -182,19 +185,27 @@ int ObExprRegexpLike::eval_regexp_like(
expr.args_[1]->datum_meta_.cs_type_))) {
LOG_WARN("fail to init regexp", K(pattern), K(flags), K(ret));
//need pre check the pattern valid, and then set result.
} else if (ob_is_text_tc(expr.args_[0]->datum_meta_.type_)) {
if (OB_FAIL(ObTextStringHelper::get_string(expr, tmp_alloc, 0, text, text_str))) {
LOG_WARN("get text string failed", K(ret));
}
} else {
text_str = text->get_string();
}
if (OB_FAIL(ret)) {
} else if (text->is_null() || pattern->is_null() ||
(lib::is_mysql_mode() && NULL != match_type && match_type->is_null())) {
expr_datum.set_null();
} else {
if (expr.args_[0]->datum_meta_.cs_type_ == CS_TYPE_UTF8MB4_BIN ||
expr.args_[0]->datum_meta_.cs_type_ == CS_TYPE_UTF8MB4_GENERAL_CI) {
if (OB_FAIL(ObExprUtil::convert_string_collation(text->get_string(), expr.args_[0]->datum_meta_.cs_type_, text_utf16,
if (OB_FAIL(ObExprUtil::convert_string_collation(text_str, expr.args_[0]->datum_meta_.cs_type_, text_utf16,
ObCharset::is_bin_sort(expr.args_[0]->datum_meta_.cs_type_) ? CS_TYPE_UTF16_BIN : CS_TYPE_UTF16_GENERAL_CI,
tmp_alloc))) {
LOG_WARN("convert charset failed", K(ret));
}
} else {
text_utf16 = text->get_string();
text_utf16 = text_str;
}
if (OB_FAIL(ret)) {
} else if (OB_FAIL(regexp_ctx->match(tmp_alloc, text_utf16, start_pos - 1, match))) {