75 lines
3.6 KiB
SQL
75 lines
3.6 KiB
SQL
SELECT A .oid, A .relname AS NAME, b.description AS COMMENT FROM pg_class A LEFT OUTER JOIN pg_description b ON b.objsubid = 0 AND A .oid = b.objoid
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WHERE A .relnamespace = ( SELECT oid FROM pg_namespace WHERE nspname = 'public' ) AND A .relkind = 'r' ORDER BY A .relname
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;
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-- 普通表非分区表数据
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select *
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FROM pg_class A
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WHERE A .relnamespace = ( SELECT oid FROM pg_namespace WHERE nspname = 'public' ) -- 空间是 public
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AND A .relkind = 'r' -- 关系的类型,可以是普通表('r')、索引('i')、序列('S')、视图('v')、物化视图('m')、组合类型('c')、外部表('f')、分区表('p')
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AND relpartbound is NULL -- 非分区表
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-- 分区表主表数据
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select *
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FROM pg_class A
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WHERE A .relnamespace = ( SELECT oid FROM pg_namespace WHERE nspname = 'public' ) -- 空间是 public
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AND A .relkind = 'p' -- 关系的类型,可以是普通表('r')、索引('i')、序列('S')、视图('v')、物化视图('m')、组合类型('c')、外部表('f')、分区表('p')
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AND relpartbound is NULL -- 非分区表
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select reltuples -- 表记录数
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FROM pg_class A where relname='ods_track_log_20241107'
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-- 普通表非分区表数据
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select 'sdk_statis_test' databases,'public' nspname,relname table_name,relkind table_type,relhassubclass relhassubclass,'' son_table
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FROM pg_class t1
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WHERE t1.relnamespace = ( SELECT oid FROM pg_namespace WHERE nspname = 'public' ) -- 空间是 public
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AND t1.relkind = 'r' -- 关系的类型,可以是普通表('r')、索引('i')、序列('S')、视图('v')、物化视图('m')、组合类型('c')、外部表('f')、分区表('p')
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AND relpartbound is NULL -- 非分区表
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UNION
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-- 分区表主表数据
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select 'sdk_statis_test' databases,'public' nspname,relname table_name,relkind table_type,relhassubclass relhassubclass,'' son_table
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FROM pg_class t1
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WHERE t1.relnamespace = ( SELECT oid FROM pg_namespace WHERE nspname = 'public' ) -- 空间是 public
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AND t1.relkind = 'p' -- 关系的类型,可以是普通表('r')、索引('i')、序列('S')、视图('v')、物化视图('m')、组合类型('c')、外部表('f')、分区表('p')
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and t1.relhassubclass!='t'
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UNION
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select
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databases ,nspname, table_name, table_type, relhassubclass, string_agg(son_table, ',') AS son_table
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from
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(
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select 'sdk_statis_test' databases,'public' nspname,t1.relname table_name,t1.relkind table_type,t1.relhassubclass relhassubclass,t3.relname son_table
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FROM pg_class t1
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JOIN pg_inherits t2
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on t1.oid=t2.inhparent
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JOIN pg_class t3
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on t2.inhrelid = t3.oid
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WHERE t1.relnamespace = ( SELECT oid FROM pg_namespace WHERE nspname = 'public' ) -- 空间是 public
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AND t1.relkind = 'p' -- 关系的类型,可以是普通表('r')、索引('i')、序列('S')、视图('v')、物化视图('m')、组合类型('c')、外部表('f')、分区表('p')
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and t1.relhassubclass='t'
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) t4
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group by databases ,nspname, table_name, table_type, relhassubclass
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SELECT
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count(1) zs
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FROM
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ods.track_log_037 a
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WHERE
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a.ds BETWEEN '20240829' AND '20241125'
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select concat(E'union all select count(*) zs, \'' ,relname, E'\' tablename from ods.',relname,E' where ds BETWEEN \'20241118\' AND \'20241125\' ') sql_str
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FROM pg_class A
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WHERE A .relnamespace = ( SELECT oid FROM pg_namespace WHERE nspname = 'ods' ) -- 空间是 public
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AND A .relkind = 'p' -- 关系的类型,可以是普通表('r')、索引('i')、序列('S')、视图('v')、物化视图('m')、组合类型('c')、外部表('f')、分区表('p')
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AND relpartbound is NULL
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