51 lines
1.5 KiB
SQL
51 lines
1.5 KiB
SQL
-- Drop unused BOM storage introduced earlier but never adopted in runtime code.
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SET @fk_cfg_bom_exists := (
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SELECT COUNT(*)
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FROM information_schema.REFERENTIAL_CONSTRAINTS
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WHERE CONSTRAINT_SCHEMA = DATABASE()
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AND CONSTRAINT_NAME = 'fk_qt_configurations_bom'
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);
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SET @fk_cfg_bom_sql := IF(
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@fk_cfg_bom_exists > 0,
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'ALTER TABLE qt_configurations DROP FOREIGN KEY fk_qt_configurations_bom',
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'SELECT 1'
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);
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PREPARE stmt_drop_cfg_bom_fk FROM @fk_cfg_bom_sql;
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EXECUTE stmt_drop_cfg_bom_fk;
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DEALLOCATE PREPARE stmt_drop_cfg_bom_fk;
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SET @idx_cfg_bom_exists := (
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SELECT COUNT(*)
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FROM information_schema.STATISTICS
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WHERE TABLE_SCHEMA = DATABASE()
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AND TABLE_NAME = 'qt_configurations'
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AND INDEX_NAME = 'idx_qt_configurations_bom_id'
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);
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SET @idx_cfg_bom_sql := IF(
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@idx_cfg_bom_exists > 0,
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'ALTER TABLE qt_configurations DROP INDEX idx_qt_configurations_bom_id',
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'SELECT 1'
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);
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PREPARE stmt_drop_cfg_bom_idx FROM @idx_cfg_bom_sql;
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EXECUTE stmt_drop_cfg_bom_idx;
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DEALLOCATE PREPARE stmt_drop_cfg_bom_idx;
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SET @col_cfg_bom_exists := (
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SELECT COUNT(*)
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FROM information_schema.COLUMNS
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WHERE TABLE_SCHEMA = DATABASE()
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AND TABLE_NAME = 'qt_configurations'
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AND COLUMN_NAME = 'bom_id'
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);
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SET @col_cfg_bom_sql := IF(
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@col_cfg_bom_exists > 0,
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'ALTER TABLE qt_configurations DROP COLUMN bom_id',
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'SELECT 1'
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);
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PREPARE stmt_drop_cfg_bom_col FROM @col_cfg_bom_sql;
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EXECUTE stmt_drop_cfg_bom_col;
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DEALLOCATE PREPARE stmt_drop_cfg_bom_col;
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DROP TABLE IF EXISTS qt_bom;
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