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patch 4.0

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This commit is contained in:
wangzelin.wzl
2022-10-24 10:34:53 +08:00
parent 4ad6e00ec3
commit 93a1074b0c
10533 changed files with 2588271 additions and 2299373 deletions
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84
src/sql/ob_select_stmt_printer.h
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@ -17,36 +17,61 @@
#include "sql/resolver/dml/ob_select_stmt.h"
#include "sql/resolver/expr/ob_raw_expr_printer.h"
namespace oceanbase {
namespace sql {
namespace oceanbase
{
namespace sql
{
class ObSelectStmtPrinter : public ObDMLStmtPrinter {
public:
ObSelectStmtPrinter()
: ObDMLStmtPrinter(),
column_list_(NULL),
is_set_subquery_(false),
is_generated_table_(false),
force_col_alias_(false)
{}
ObSelectStmtPrinter() :
ObDMLStmtPrinter(),
column_list_(NULL),
is_set_subquery_(false),
is_generated_table_(false),
force_col_alias_(false) {}
ObSelectStmtPrinter(char* buf, int64_t buf_len, int64_t* pos, const ObSelectStmt* stmt,
common::ObObjPrintParams print_params, common::ObIArray<common::ObString>* column_list, bool is_set_subquery,
bool is_generated_table = false, const bool force_col_alias = false)
: ObDMLStmtPrinter(buf, buf_len, pos, stmt, print_params),
column_list_(column_list),
is_set_subquery_(is_set_subquery),
is_generated_table_(is_generated_table),
force_col_alias_(force_col_alias)
{}
virtual ~ObSelectStmtPrinter()
{}
ObSelectStmtPrinter(char *buf,
int64_t buf_len,
int64_t *pos,
const ObSelectStmt *stmt,
common::ObObjPrintParams print_params,
common::ObIArray<common::ObString> *column_list,
bool is_set_subquery,
bool is_generated_table = false,
const bool force_col_alias = false)
: ObDMLStmtPrinter(buf, buf_len, pos, stmt, print_params),
column_list_(column_list),
is_set_subquery_(is_set_subquery),
is_generated_table_(is_generated_table),
force_col_alias_(force_col_alias) {}
ObSelectStmtPrinter(char *buf,
int64_t buf_len,
int64_t *pos,
const ObSelectStmt *stmt,
common::ObObjPrintParams print_params,
const ParamStore *param_store,
common::ObIArray<common::ObString> *column_list,
bool is_set_subquery,
bool is_generated_table = false,
const bool force_col_alias = false)
: ObDMLStmtPrinter(buf, buf_len, pos, stmt, print_params, param_store),
column_list_(column_list),
is_set_subquery_(is_set_subquery),
is_generated_table_(is_generated_table),
force_col_alias_(force_col_alias) {}
virtual ~ObSelectStmtPrinter() {}
void init(char* buf, int64_t buf_len, int64_t* pos, ObSelectStmt* stmt,
common::ObIArray<common::ObString>* column_list, bool is_set_subquery);
void init(char *buf,
int64_t buf_len,
int64_t *pos,
ObSelectStmt *stmt,
common::ObIArray<common::ObString> *column_list,
bool is_set_subquery);
virtual int do_print();
static int remove_double_quotation_for_string(ObString& alias_string, ObIAllocator& allocator);
static int remove_double_quotation_for_string(ObString &alias_string, ObIAllocator &allocator);
private:
int print();
@ -66,22 +91,23 @@ private:
int print_with();
int print_cte_define_title(TableItem* cte_table);
int print_search_and_cycle(TableItem* cte_table);
int print_multi_rollup_items(const common::ObIArray<ObMultiRollupItem>& rollup_items);
int print_multi_rollup_items(const common::ObIArray<ObMultiRollupItem> &rollup_items);
int print_with_check_option();
///////end of functions
// disallow copy
DISALLOW_COPY_AND_ASSIGN(ObSelectStmtPrinter);
private:
// data members
// create view v(column_list) as...
common::ObIArray<common::ObString>* column_list_;
common::ObIArray<common::ObString> *column_list_;
// tell printer whether current stmt is a set left/right subquery
bool is_set_subquery_;
bool is_generated_table_;
bool force_col_alias_;
};
} // end namespace sql
} // end namespace oceanbase
} // end namespace sql
} // end namespace oceanbase
#endif // OCEANBASE_SQL_OB_SELECT_STMT_PRINTER_H_
#endif // OCEANBASE_SQL_OB_SELECT_STMT_PRINTER_H_