65 lines
2.1 KiB
SQL
65 lines
2.1 KiB
SQL
CREATE OR REPLACE VIEW obj_constraints_fix_dt1 AS
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WITH x AS (
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SELECT /*+ MATERIALIZE */
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app.get_owner() AS owner,
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app.get_item('$TABLE_NAME') AS table_name
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FROM DUAL
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),
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s AS (
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SELECT
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a.table_name,
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a.column_name,
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c.position,
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--
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CASE
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WHEN a.data_type = 'NUMBER' THEN
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a.data_type ||
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CASE WHEN a.data_precision IS NOT NULL THEN '(' || a.data_precision || DECODE(a.data_scale, 0, '', ', ' || a.data_scale) || ')' END
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WHEN a.data_type IN ('CHAR', 'VARCHAR', 'VARCHAR2') THEN
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a.data_type || '(' ||
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DECODE(a.char_used, 'C', a.char_length || ' CHAR', a.data_length) || ')'
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ELSE a.data_type
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END AS data_type,
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--
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n.constraint_type,
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c.constraint_name,
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n.r_constraint_name
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FROM all_tab_columns a
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JOIN x
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ON x.owner = a.owner
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JOIN all_tables t
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ON t.owner = a.owner
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AND t.table_name = a.table_name
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JOIN all_cons_columns c
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ON c.owner = a.owner
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AND c.table_name = a.table_name
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AND c.column_name = a.column_name
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JOIN all_constraints n
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ON n.owner = c.owner
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AND n.constraint_name = c.constraint_name
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AND n.constraint_type IN ('P', 'R')
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ORDER BY a.table_name, n.constraint_type, n.constraint_name, a.column_name
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)
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SELECT
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b.table_name AS foreign_table,
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b.column_name AS foreign_column,
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b.data_type AS foreign_type,
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--
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s.table_name AS parent_table,
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s.column_name AS parent_column,
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s.data_type AS parent_type,
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--
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'ALTER TABLE ' || LOWER(b.table_name) ||
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' MODIFY ' || LOWER(b.column_name) || ' ' || s.data_type || ';' AS fix
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FROM s
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JOIN s b
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ON b.r_constraint_name = s.constraint_name
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AND b.position = s.position
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CROSS JOIN x
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WHERE b.data_type != s.data_type
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AND (
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x.table_name IN (b.table_name, s.table_name)
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OR x.table_name IS NULL
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);
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