Compare commits

...

1 Commits

Author SHA1 Message Date
Clemens Schwaighofer
0e5f637052 Update Serial to Identity function
Return status as varchar from change.

clean up edit table SQL files with too many empty lines
2024-12-05 12:11:07 +09:00
3 changed files with 36 additions and 37 deletions

View File

@@ -6,7 +6,8 @@
-- @param name col The column to be changed
-- @param varchar identity_type [default=a] Allowed a, d, assigned, default
-- @param varchar col_type [default=''] Allowed smallint, int, bigint, int2, int4, int8
-- @raises EXCEPTON on column not found, no linked sequence, more than one linked sequence found
-- @returns varchar status tring
-- @raises EXCEPTON on column not found, no linked sequence, more than one linked sequence found, invalid col type
--
CREATE OR REPLACE FUNCTION upgrade_serial_to_identity(
tbl regclass,
@@ -14,17 +15,18 @@ CREATE OR REPLACE FUNCTION upgrade_serial_to_identity(
identity_type varchar = 'a',
col_type varchar = ''
)
RETURNS void
RETURNS varchar
LANGUAGE plpgsql
AS $$
DECLARE
colnum smallint;
seqid oid;
count int;
col_type_oid int;
col_type_len int;
current_col_atttypid oid;
current_col_attlen int;
colnum SMALLINT;
seqid OID;
count INT;
col_type_oid INT;
col_type_len INT;
current_col_atttypid OID;
current_col_attlen INT;
status_string VARCHAR;
BEGIN
-- switch between always (default) or default identiy type
IF identity_type NOT IN ('a', 'd', 'assigned', 'default') THEN
@@ -59,6 +61,10 @@ BEGIN
RAISE EXCEPTION 'more than one linked sequence found';
END IF;
IF col_type <> '' AND col_type NOT IN ('smallint', 'int', 'bigint', 'int2', 'int4', 'int8') THEN
RAISE EXCEPTION 'Invalid col type: %', col_type;
END IF;
-- drop the default
EXECUTE 'ALTER TABLE ' || tbl || ' ALTER COLUMN ' || quote_ident(col) || ' DROP DEFAULT';
@@ -74,34 +80,31 @@ BEGIN
SET attidentity = identity_type
WHERE attrelid = tbl
AND attname = col;
RAISE NOTICE 'Update to identity for table "%" and columen "%" with type "%"', tbl, col, identity_type;
status_string := 'Updated to identity for table "' || tbl || '" and columen "' || col || '" with type "' || identity_type || '"';
-- set type if requested and not empty
IF col_type <> '' THEN
IF col_type IN ('smallint', 'int', 'bigint', 'int2', 'int4', 'int8') THEN
-- rewrite smallint, int, bigint
IF col_type = 'smallint' THEN
col_type := 'int2';
ELSIF col_type = 'int' THEN
col_type := 'int4';
ELSIF col_type = 'bigint' THEN
col_type := 'int8';
END IF;
-- get the length and oid for selected
SELECT oid, typlen INTO col_type_oid, col_type_len FROM pg_type WHERE typname = col_type;
-- set only if diff or hight
IF current_col_atttypid <> col_type_oid AND col_type_len > current_col_attlen THEN
RAISE NOTICE 'Change col type: %', col_type;
-- update type
UPDATE pg_attribute
SET
atttypid = col_type_oid, attlen = col_type_len
WHERE attrelid = tbl
AND attname = col;
END IF;
ELSE
RAISE NOTICE 'Invalid col type: %', col_type;
-- rewrite smallint, int, bigint
IF col_type = 'smallint' THEN
col_type := 'int2';
ELSIF col_type = 'int' THEN
col_type := 'int4';
ELSIF col_type = 'bigint' THEN
col_type := 'int8';
END IF;
-- get the length and oid for selected
SELECT oid, typlen INTO col_type_oid, col_type_len FROM pg_type WHERE typname = col_type;
-- set only if diff or hight
IF current_col_atttypid <> col_type_oid AND col_type_len > current_col_attlen THEN
status_string := status_string || '. Change col type: ' || col_type;
-- update type
UPDATE pg_attribute
SET
atttypid = col_type_oid, attlen = col_type_len
WHERE attrelid = tbl
AND attname = col;
END IF;
END IF;
RETURN status_string;
END;
$$;

View File

@@ -12,5 +12,3 @@ CREATE TABLE edit_menu_group (
flag VARCHAR,
order_number INT NOT NULL
) INHERITS (edit_generic) WITHOUT OIDS;

View File

@@ -16,5 +16,3 @@ CREATE TABLE edit_page_access (
FOREIGN KEY (edit_access_right_id) REFERENCES edit_access_right (edit_access_right_id) MATCH FULL ON DELETE CASCADE ON UPDATE CASCADE,
enabled SMALLINT NOT NULL DEFAULT 0
) INHERITS (edit_generic) WITHOUT OIDS;