29 lines
2.2 KiB
SQL
29 lines
2.2 KiB
SQL
-- =============================================================
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-- Project contacts: pick contacts from the linked companies
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-- (a project no longer shows ALL contacts of the customer)
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-- Table: yz_backend_crm_project
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-- 1) upstream_contact_ids : JSON array of contact IDs picked from
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-- the customer's address book (upstream).
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-- 2) downstream_contact_ids : JSON array of contact IDs picked from
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-- the counterpart's address book
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-- (downstream for type=2 / midstream for type=3).
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-- Contact details always come from yz_backend_erp_contact in real time;
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-- only the picked ID references are stored here. Empty array -> ''.
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-- Run: mysql -h<host> -P<port> -u<user> -p <db> < alter_project_contacts.sql
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-- (re-running only reports "Duplicate column name", which is safe)
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-- NOTE: keep this file ASCII-only; piping through some shells mangles non-ASCII.
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-- =============================================================
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-- 可重复执行：列不存在时才执行 ALTER，已存在自动跳过（不再报 1060 Duplicate column）。
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-- upstream_contact_ids
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SET @tbl := (SELECT COUNT(*) FROM INFORMATION_SCHEMA.TABLES WHERE TABLE_SCHEMA = DATABASE() AND TABLE_NAME = 'yz_backend_crm_project');
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SET @col := (SELECT COUNT(*) FROM INFORMATION_SCHEMA.COLUMNS WHERE TABLE_SCHEMA = DATABASE() AND TABLE_NAME = 'yz_backend_crm_project' AND COLUMN_NAME = 'upstream_contact_ids');
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SET @ddl := IF(@tbl > 0 AND @col = 0, 'ALTER TABLE `yz_backend_crm_project` ADD COLUMN `upstream_contact_ids` TEXT NULL COMMENT ''picked contact IDs (JSON array) from customer address book'' AFTER `downstream_phone`', 'DO 0');
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PREPARE stmt FROM @ddl; EXECUTE stmt; DEALLOCATE PREPARE stmt;
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-- downstream_contact_ids
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SET @col := (SELECT COUNT(*) FROM INFORMATION_SCHEMA.COLUMNS WHERE TABLE_SCHEMA = DATABASE() AND TABLE_NAME = 'yz_backend_crm_project' AND COLUMN_NAME = 'downstream_contact_ids');
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SET @ddl := IF(@tbl > 0 AND @col = 0, 'ALTER TABLE `yz_backend_crm_project` ADD COLUMN `downstream_contact_ids` TEXT NULL COMMENT ''picked contact IDs (JSON array) from counterpart address book (downstream/midstream)'' AFTER `upstream_contact_ids`', 'DO 0');
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PREPARE stmt FROM @ddl; EXECUTE stmt; DEALLOCATE PREPARE stmt;
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