SELECT [ALL | DISTINCT [ON (expression [, ...])]] * | expression [[AS] output_name] [, ...] [FROM from_item [, ...]] [WHERE condition] [GROUP BY 开发指南 Greenplum数据仓库 UDW Copyright © 2012-2021 UCloud 优刻得 124/206 UNBOUNDED PRECEDING expression PRECEDING CURRENT ROW expression FOLLOWING UNBOUNDED FOLLOWING where from_item can be one of: [ONLY] table_name [[AS] alias [( column_alias [, ...] )]] (select) [AS] alias [( column_alias ..] )] function_name ( [argument [, ...]] ) AS ( column_definition [, ...] ) from_item [NATURAL] join_type from_item [ON join_condition | USING ( join_column [, ...] )] 命令: SELECT INTO 描述: 以⼀个查询的结果定义⼀个新的表

replaced by new_value, or with new_value added if create_missing is true (default is true) and the item designated by path does not exist. As with the path oriented operators, negative integers that appear jsonb, path jsonpath [, vars jsonb [, silent bool]]) boolean Checks whether JSON path returns any item for the specified JSON value. jsonb_path_exists(‘{“a”:[1,2,3,4,5]}’, ‘$.a[*] ? (@ >= $min && @ <= boolean Returns the result of JSON path predicate check for the specified JSON value. Only the first item of the result is taken into account. If the result is not Boolean, then null is returned. jsonb_path_match(‘{“a”:[1

resolve duplicate entries. unnest (array[]) set of anyelement unnest( array[‘one’, ‘row’, ‘per’, ‘item’]) Transforms a one dimensional array into rows. Returns a set of anyelement, a polymorphic pseudo-type resolve duplicate entries. unnest (array[]) set of anyelement unnest( array[‘one’, ‘row’, ‘per’, ‘item’]) Transforms a one dimensional array into rows. Returns a set of anyelement, a polymorphic pseudotype expression and a GROUP BY clause, the Postgres Planner returned the error could not find pathkey item to sort. The error was returned when the Postgres Planner supply did not properly manage information

resolve duplicate entries. unnest (array[]) set of anyelement unnest( array[‘one’, ‘row’, ‘per’, ‘item’]) Transforms a one dimensional array into rows. Returns a set of anyelement, a polymorphic pseudo-type resolve duplicate entries. unnest (array[]) set of anyelement unnest( array[‘one’, ‘row’, ‘per’, ‘item’]) Transforms a one dimensional array into rows. Returns a set of anyelement, a polymorphic pseudotype expression and a GROUP BY clause, the Postgres Planner returned the error could not find pathkey item to sort. The error was returned when the Postgres Planner supply did not properly manage information

expression and a GROUP BY clause, the Postgres Planner returned the error could not find pathkey item to sort. The error was returned when the Postgres Planner supply did not properly manage information (transaction that updated the row). In the table, changes are added, in order, to the bottom of the table. item amount xmin xmax widget 100 0 null giblet 200 1 null sprocket 300 2 null gizmo 400 3 null The xid = 4: update tbl set amount=208 where item = 'widget' xid = 5: update tbl set amount=133 where item = 'sprocket' xid = 6: update tbl set amount=16 where item = 'widget' In the next table, the bold

expression and a GROUP BY clause, the Postgres Planner returned the error could not find pathkey item to sort. The error was returned when the Postgres Planner supply did not properly manage information (transaction that updated the row). In the table, changes are added, in order, to the bottom of the table. item amount xmin xmax widget 100 0 null giblet 200 1 null sprocket 300 2 null gizmo 400 3 null The xid = 4: update tbl set amount=208 where item = 'widget' xid = 5: update tbl set amount=133 where item = 'sprocket' xid = 6: update tbl set amount=16 where item = 'widget' In the next table, the bold

expression and a GROUP BY clause, the Postgres Planner returned the error could not find pathkey item to sort. The error was returned when the Postgres Planner supply did not properly manage information (transaction that updated the row). In the table, changes are added, in order, to the bottom of the table. item amount xmin xmax widget 100 0 null giblet 200 1 null sprocket 300 2 null gizmo 400 3 null The xid = 4: update tbl set amount=208 where item = 'widget' xid = 5: update tbl set amount=133 where item = 'sprocket' xid = 6: update tbl set amount=16 where item = 'widget' In the next table, the bold

expression and a GROUP BY clause, the Postgres Planner returned the error could not find pathkey item to sort. The error was returned when the Postgres Planner supply did not properly manage information (transaction that updated the row). In the table, changes are added, in order, to the bottom of the table. item amount xmin xmax widget 100 0 null giblet 200 1 null sprocket 300 2 null gizmo 400 3 null The amount=208 where item = 'widget' VMware Tanzu Greenplum 6 Documentation VMware, Inc. 276 xid = 5: update tbl set amount=133 where item = 'sprocket' xid = 6: update tbl set amount=16 where item = 'widget'

expression and a GROUP BY clause, the Postgres Planner returned the error could not find pathkey item to sort. The error was returned when the Postgres Planner supply did not properly manage information register: installed_dir - name: change install directory ownership file: path: '{{ item.path }}' owner: "{{ greenplum_admin_user }}" group: "{{ greenplum_admin_user }}" domain: "{{ greenplum_admin_user }}" limit_type: '-' limit_item: "{{ item.key }}" value: "{{ item.value }}" with_dict: nofile: 524288 nproc: 131072

expression and a GROUP BY clause, the Postgres Planner returned the error could not find pathkey item to sort. The error was returned when the Postgres Planner supply did not properly manage information register: installed_dir - name: change install directory ownership file: path: '{{ item.path }}' owner: "{{ greenplum_admin_user }}" group: "{{ greenplum_admin_user }}" domain: "{{ greenplum_admin_user }}" limit_type: '-' limit_item: "{{ item.key }}" value: "{{ item.value }}" with_dict: nofile: 524288 nproc: 131072