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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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9
src/sql/engine/expr/ob_expr_statement_digest.cpp
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@ -19,6 +19,7 @@
#include "sql/session/ob_sql_session_info.h"
#include "sql/engine/expr/ob_datum_cast.h"
#include "share/ob_encryption_util.h"
#include "sql/engine/expr/ob_expr_lob_utils.h"
#include "sql/resolver/ob_resolver_utils.h"
using namespace oceanbase::common;
@ -187,7 +188,7 @@ int ObExprStatementDigestText::eval_statement_digest_text(const ObExpr &expr, Ob
} else if (arg->is_null()) {
expr_datum.set_null();
} else{
ObExprStrResAlloc res_alloc(expr, ctx);
// result must be clob
ObString sql_str = arg->get_string();
ObString digest_str;
ObString res_str;
@ -198,11 +199,11 @@ int ObExprStatementDigestText::eval_statement_digest_text(const ObExpr &expr, Ob
if (OB_FAIL(calc_digest_text(calc_alloc, sql_str, in_cs_type, session,
schema_guard, digest_str))) {
LOG_WARN("fail to calc statement digest text", K(sql_str), K(ret));
} else if (OB_FAIL(ObSQLUtils::copy_and_convert_string_charset(res_alloc, digest_str, res_str,
} else if (OB_FAIL(ObSQLUtils::copy_and_convert_string_charset(calc_alloc, digest_str, res_str,
in_cs_type, res_cs_type))) {
LOG_WARN("fail to check need_convert_string_collation", K(ret));
} else {
expr_datum.set_string(res_str);
} else if (OB_FAIL(ObTextStringHelper::string_to_templob_result(expr, ctx, expr_datum, res_str))) {
LOG_WARN("fail to convert result to temporary lob", K(ret));
}
}
return ret;