io.ebeaninternal.dbmigration.builtin-extra-ddl.xml Maven / Gradle / Ivy

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composite of common runtime dependencies for all platforms
There is a newer version: 15.10.0
<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
<extra-ddl xmlns="http://ebean-orm.github.io/xml/ns/extraddl">

<ddl-script name="create procs" platforms="sqlserver" init="true">-- Initial script to create stored procedures etc for sqlserver platform

-- create table-value-parameters
if not exists (select name  from sys.types where name = 'ebean_bigint_tvp') create type ebean_bigint_tvp as table (c1 bigint);
if not exists (select name  from sys.types where name = 'ebean_float_tvp') create type ebean_float_tvp as table (c1 float);
if not exists (select name  from sys.types where name = 'ebean_bit_tvp') create type ebean_bit_tvp as table (c1 bit);
if not exists (select name  from sys.types where name = 'ebean_date_tvp') create type ebean_date_tvp as table (c1 date);
if not exists (select name  from sys.types where name = 'ebean_time_tvp') create type ebean_time_tvp as table (c1 time);
if not exists (select name  from sys.types where name = 'ebean_uniqueidentifier_tvp') create type ebean_uniqueidentifier_tvp as table (c1 uniqueidentifier);
if not exists (select name  from sys.types where name = 'ebean_nvarchar_tvp') create type ebean_nvarchar_tvp as table (c1 nvarchar(max));

delimiter $$
--
-- PROCEDURE: usp_ebean_drop_indices TABLE, COLUMN
-- deletes all indices referring to TABLE.COLUMN
--
CREATE OR ALTER PROCEDURE usp_ebean_drop_indices @tableName nvarchar(255), @columnName nvarchar(255)
AS SET NOCOUNT ON
declare @sql nvarchar(1000)
declare @indexName nvarchar(255)
BEGIN
  DECLARE index_cursor CURSOR FOR SELECT i.name from sys.indexes i
    join sys.index_columns ic on ic.object_id = i.object_id and ic.index_id = i.index_id
    join sys.columns c on c.object_id = ic.object_id and c.column_id = ic.column_id
    where i.object_id = OBJECT_ID(@tableName) AND c.name = @columnName;
  OPEN index_cursor
  FETCH NEXT FROM index_cursor INTO @indexName
  WHILE @@FETCH_STATUS = 0
    BEGIN
      set @sql = 'drop index ' + @indexName + ' on ' + @tableName;
      EXECUTE(@sql);

      FETCH NEXT FROM index_cursor INTO @indexName
    END;
  CLOSE index_cursor;
  DEALLOCATE index_cursor;
END
$$

delimiter $$
--
-- PROCEDURE: usp_ebean_drop_default_constraint TABLE, COLUMN
-- deletes the default constraint, which has a random name
--
CREATE OR ALTER PROCEDURE usp_ebean_drop_default_constraint @tableName nvarchar(255), @columnName nvarchar(255)
AS SET NOCOUNT ON
declare @tmp nvarchar(1000)
BEGIN
  select @tmp = t1.name from sys.default_constraints t1
    join sys.columns t2 on t1.object_id = t2.default_object_id
    where t1.parent_object_id = OBJECT_ID(@tableName) and t2.name = @columnName;

  if @tmp is not null EXEC('alter table ' + @tableName +' drop constraint ' + @tmp);
END
$$

delimiter $$
--
-- PROCEDURE: usp_ebean_drop_constraints TABLE, COLUMN
-- deletes constraints and foreign keys refering to TABLE.COLUMN
--
CREATE OR ALTER PROCEDURE usp_ebean_drop_constraints @tableName nvarchar(255), @columnName nvarchar(255)
AS SET NOCOUNT ON
declare @sql nvarchar(1000)
declare @constraintName nvarchar(255)
BEGIN
  DECLARE name_cursor CURSOR FOR
  SELECT cc.name from sys.check_constraints cc
    join sys.columns c on c.object_id = cc.parent_object_id and c.column_id = cc.parent_column_id
    where parent_object_id = OBJECT_ID(@tableName) AND c.name = @columnName
  UNION SELECT fk.name from sys.foreign_keys fk
    join sys.foreign_key_columns fkc on fkc.constraint_object_id = fk.object_id
      and  fkc.parent_object_id = fk.parent_object_id
    join sys.columns c on c.object_id = fkc.parent_object_id and c.column_id = fkc.parent_column_id
    where fkc.parent_object_id = OBJECT_ID(@tableName) AND c.name = @columnName;

  OPEN name_cursor
  FETCH NEXT FROM name_cursor INTO @constraintName
  WHILE @@FETCH_STATUS = 0
    BEGIN
      set @sql = 'alter table ' + @tableName + ' drop constraint ' + @constraintName;
      EXECUTE(@sql);

      FETCH NEXT FROM name_cursor INTO @constraintName
    END;
  CLOSE name_cursor;
  DEALLOCATE name_cursor;
END
$$

delimiter $$
--
-- PROCEDURE: usp_ebean_drop_column TABLE, COLUMN
-- deletes the column annd ensures that all indices and constraints are dropped first
--
CREATE OR ALTER PROCEDURE usp_ebean_drop_column @tableName nvarchar(255), @columnName nvarchar(255)
AS SET NOCOUNT ON
declare @sql nvarchar(1000)
BEGIN
  EXEC usp_ebean_drop_indices @tableName, @columnName;
  EXEC usp_ebean_drop_default_constraint @tableName, @columnName;
  EXEC usp_ebean_drop_constraints @tableName, @columnName;

  set @sql = 'alter table ' + @tableName + ' drop column ' + @columnName;
  EXECUTE(@sql);
END
$$
</ddl-script>

<ddl-script name="create procs" platforms="mysql" init="true">-- Inital script to create stored procedures etc for mysql platform
DROP PROCEDURE IF EXISTS usp_ebean_drop_foreign_keys;

delimiter $$
--
-- PROCEDURE: usp_ebean_drop_foreign_keys TABLE, COLUMN
-- deletes all constraints and foreign keys referring to TABLE.COLUMN
--
CREATE PROCEDURE usp_ebean_drop_foreign_keys(IN p_table_name VARCHAR(255), IN p_column_name VARCHAR(255))
BEGIN
  DECLARE done INT DEFAULT FALSE;
  DECLARE c_fk_name CHAR(255);
  DECLARE curs CURSOR FOR SELECT CONSTRAINT_NAME from information_schema.KEY_COLUMN_USAGE
    WHERE TABLE_SCHEMA = DATABASE() and TABLE_NAME = p_table_name and COLUMN_NAME = p_column_name
      AND REFERENCED_TABLE_NAME IS NOT NULL;
  DECLARE CONTINUE HANDLER FOR NOT FOUND SET done = TRUE;

  OPEN curs;

  read_loop: LOOP
    FETCH curs INTO c_fk_name;
    IF done THEN
      LEAVE read_loop;
    END IF;
    SET @sql = CONCAT('ALTER TABLE ', p_table_name, ' DROP FOREIGN KEY ', c_fk_name);
    PREPARE stmt FROM @sql;
    EXECUTE stmt;
  END LOOP;

  CLOSE curs;
END
$$

DROP PROCEDURE IF EXISTS usp_ebean_drop_column;

delimiter $$
--
-- PROCEDURE: usp_ebean_drop_column TABLE, COLUMN
-- deletes the column and ensures that all indices and constraints are dropped first
--
CREATE PROCEDURE usp_ebean_drop_column(IN p_table_name VARCHAR(255), IN p_column_name VARCHAR(255))
BEGIN
  CALL usp_ebean_drop_foreign_keys(p_table_name, p_column_name);
  SET @sql = CONCAT('ALTER TABLE ', p_table_name, ' DROP COLUMN ', p_column_name);
  PREPARE stmt FROM @sql;
  EXECUTE stmt;
END
$$
</ddl-script>

<ddl-script name="create procs" platforms="hana" init="true">-- Inital script to create stored procedures etc for the hana platform
delimiter $$
--
-- PROCEDURE: usp_ebean_drop_foreign_keys TABLE, COLUMN
-- deletes all constraints and foreign keys referring to TABLE.COLUMN
--
CREATE OR REPLACE PROCEDURE usp_ebean_drop_foreign_keys(IN table_name NVARCHAR(256), IN column_name NVARCHAR(256))
AS
BEGIN
  DECLARE foreign_key_names TABLE(CONSTRAINT_NAME NVARCHAR(256), TABLE_NAME NVARCHAR(256));
  DECLARE i INT;

  foreign_key_names = SELECT CONSTRAINT_NAME, TABLE_NAME FROM SYS.REFERENTIAL_CONSTRAINTS WHERE SCHEMA_NAME=CURRENT_SCHEMA AND TABLE_NAME=UPPER(:table_name) AND COLUMN_NAME=UPPER(:column_name);

  FOR I IN 1 .. RECORD_COUNT(:foreign_key_names) DO
    EXEC 'ALTER TABLE "' || ESCAPE_DOUBLE_QUOTES(:foreign_key_names.TABLE_NAME[i]) || '" DROP CONSTRAINT "' || ESCAPE_DOUBLE_QUOTES(:foreign_key_names.CONSTRAINT_NAME[i]) || '"';
  END FOR;

END;
$$

delimiter $$
--
-- PROCEDURE: usp_ebean_drop_column TABLE, COLUMN
-- deletes the column and ensures that all indices and constraints are dropped first
--
CREATE OR REPLACE PROCEDURE usp_ebean_drop_column(IN table_name NVARCHAR(256), IN column_name NVARCHAR(256))
AS
BEGIN
  CALL usp_ebean_drop_foreign_keys(table_name, column_name);
  EXEC 'ALTER TABLE "' || UPPER(ESCAPE_DOUBLE_QUOTES(table_name)) || '" DROP ("' || UPPER(ESCAPE_DOUBLE_QUOTES(column_name)) || '")';
END;
$$
</ddl-script>
</extra-ddl>