26 lines
503 B
SQL
26 lines
503 B
SQL
-- Rename OPC table to hems_opcs.
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SET @has_opcs := (
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SELECT COUNT(*)
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FROM information_schema.tables
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WHERE table_schema = DATABASE()
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AND table_name = 'opcs'
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);
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SET @has_hems_opcs := (
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SELECT COUNT(*)
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FROM information_schema.tables
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WHERE table_schema = DATABASE()
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AND table_name = 'hems_opcs'
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);
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SET @rename_sql := IF(
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@has_opcs > 0 AND @has_hems_opcs = 0,
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'RENAME TABLE opcs TO hems_opcs',
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'SELECT 1'
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);
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PREPARE stmt FROM @rename_sql;
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EXECUTE stmt;
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DEALLOCATE PREPARE stmt;
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