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fix padding bug with function-based index

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This commit is contained in:
rq0
2022-03-23 22:07:54 +08:00
committed by LINxiansheng
parent 30327651c9
commit ff8bbf3ebc
16 changed files with 191 additions and 34 deletions
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44
src/sql/resolver/expr/ob_raw_expr_util.cpp
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@ -1371,6 +1371,46 @@ int ObRawExprUtils::build_generated_column_expr(const ObString& expr_str, ObRawE
return ret;
}
int ObRawExprUtils::build_pad_expr_recursively(ObRawExprFactory &expr_factory, const ObSQLSessionInfo &session,
const ObTableSchema &table_schema, const ObColumnSchemaV2 &gen_col_schema, ObRawExpr *&expr)
{
int ret = OB_SUCCESS;
CK(OB_NOT_NULL(expr));
if (OB_SUCC(ret) && expr->get_param_count() > 0) {
for (int i = 0; OB_SUCC(ret) && i < expr->get_param_count(); i++) {
OZ(SMART_CALL(
build_pad_expr_recursively(expr_factory, session, table_schema, gen_col_schema, expr->get_param_expr(i))));
}
}
if (OB_SUCC(ret) && expr->is_column_ref_expr()) {
ObColumnRefRawExpr *b_expr = static_cast<ObColumnRefRawExpr *>(expr);
uint64_t column_id = b_expr->get_column_id();
if (OB_SUCC(ret)) {
const ObColumnSchemaV2 *column_schema = table_schema.get_column_schema(column_id);
if (NULL == column_schema) {
ret = OB_ERR_UNEXPECTED;
LOG_WARN("get column schema fail", K(column_schema));
} else if (ObObjMeta::is_binary(column_schema->get_data_type(), column_schema->get_collation_type())) {
if (OB_FAIL(build_pad_expr(expr_factory, false, column_schema, expr, &session))) {
LOG_WARN("fail to build pading expr for binary", K(ret));
}
} else if (ObCharType == column_schema->get_data_type() || ObNCharType == column_schema->get_data_type()) {
if (gen_col_schema.has_column_flag(PAD_WHEN_CALC_GENERATED_COLUMN_FLAG)) {
if (OB_FAIL(build_pad_expr(expr_factory, true, column_schema, expr, &session))) {
LOG_WARN("fail to build pading expr for char", K(ret));
}
} else {
if (OB_FAIL(build_trim_expr(column_schema, expr_factory, &session, expr))) {
LOG_WARN("fail to build trime expr for char", K(ret));
}
}
}
}
}
return ret;
}
// compare two raw expressions
bool ObRawExprUtils::is_same_raw_expr(const ObRawExpr* src, const ObRawExpr* dst)
{
@ -2665,7 +2705,7 @@ int ObRawExprUtils::build_null_expr(ObRawExprFactory& expr_factory, ObRawExpr*&
}
int ObRawExprUtils::build_trim_expr(const ObColumnSchemaV2* column_schema, ObRawExprFactory& expr_factory,
ObSQLSessionInfo* session_info, ObRawExpr*& expr)
const ObSQLSessionInfo* session_info, ObRawExpr*& expr)
{
int ret = OB_SUCCESS;
ObSysFunRawExpr* trim_expr = NULL;
@ -2716,7 +2756,7 @@ int ObRawExprUtils::build_trim_expr(const ObColumnSchemaV2* column_schema, ObRaw
}
int ObRawExprUtils::build_pad_expr(ObRawExprFactory& expr_factory, bool is_char, const ObColumnSchemaV2* column_schema,
ObRawExpr*& expr, sql::ObSQLSessionInfo* session_info)
ObRawExpr*& expr, const sql::ObSQLSessionInfo* session_info)
{
int ret = OB_SUCCESS;
ObSysFunRawExpr* pad_expr = NULL;