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fix: show create table for postgres

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This commit is contained in:
wanli
2023-10-20 17:37:09 +08:00
parent 2b91bbe185
commit 9e5f146e05
4 changed files with 30 additions and 25 deletions
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19
server/internal/db/application/metasql/pgsql_meta.sql
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@@ -75,7 +75,7 @@ ORDER BY
-- columns
tableScript:=tableScript || ' CREATE TABLE '|| tablename|| ' ( '|| chr(13)||chr(10) || array_to_string(
array(
select ' ' || concat_ws(' ',fieldName, fieldType, fieldLen, indexType, isNullStr, fieldComment ) as column_line
select ' ' || concat_ws(' ',fieldName, fieldType, isNullStr ) as column_line
from (
select a.attname as fieldName,format_type(a.atttypid,a.atttypmod) as fieldType,(case when atttypmod-4>0 then
atttypmod-4 else 0 end) as fieldLen,
@@ -91,10 +91,11 @@ ORDER BY
from pg_attribute a where attstattarget=-1 and attrelid = (select c.oid from pg_class c,pg_namespace n where
c.relnamespace=n.oid and n.nspname =namespace and relname =tablename)
) as string_columns
),','||chr(13)||chr(10)) || ',';
),','||chr(13)||chr(10));
-- 约束
tableScript:= tableScript || chr(13)||chr(10) || array_to_string(
tableScript:= tableScript || array_to_string(
array(
select '' union all
select concat(' CONSTRAINT ',conname ,c ,u,p,f) from (
select conname,
case when contype='c' then ' CHECK('|| ( select findattname(namespace,tablename,'c') ) ||')' end as c ,
@@ -117,7 +118,7 @@ ORDER BY
/** **/
--- 获取非约束索引 column
-- CREATE UNIQUE INDEX pg_language_oid_index ON pg_language USING btree (oid); -- table pg_language
tableScript:= tableScript || chr(13)||chr(10) || chr(13)||chr(10) || array_to_string(
tableScript:= tableScript || chr(13)||chr(10) || array_to_string(
array(
select 'CREATE INDEX ' || indexrelname || ' ON ' || tablename || ' USING btree '|| '(' || attname || ');' from (
SELECT
@@ -134,16 +135,16 @@ ORDER BY
WHERE c.relname=tablename and i.relname not in
( select constraint_name from information_schema.key_column_usage where table_name=tablename )
)as t
) ,','|| chr(13)||chr(10));
-- COMMENT COMMENT ON COLUMN sys_activity.id IS '主键';
tableScript:= tableScript || chr(13)||chr(10) || chr(13)||chr(10) || array_to_string(
) , chr(13)||chr(10));
-- COMMENT ON COLUMN sys_activity.id IS '主键';
tableScript:= tableScript || chr(13)||chr(10) || array_to_string(
array(
SELECT 'COMMENT ON COLUMN' || tablename || '.' || a.attname ||' IS '|| ''''|| d.description ||''''
SELECT 'COMMENT ON COLUMN ' || tablename || '.' || a.attname ||' IS '|| ''''|| d.description ||''';'
FROM pg_class c
JOIN pg_description d ON c.oid=d.objoid
JOIN pg_attribute a ON c.oid = a.attrelid
WHERE c.relname=tablename
AND a.attnum = d.objsubid),','|| chr(13)||chr(10)) ;
AND a.attnum = d.objsubid), chr(13)||chr(10)) ;
return tableScript;
end
$BODY$ LANGUAGE plpgsql;