<?xml version="1.0" encoding="UTF-8"?>
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<!DOCTYPE mapper
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PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN"
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"http://mybatis.org/dtd/mybatis-3-mapper.dtd">
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<mapper namespace="com.ruoyi.process.mapper.ProcessMethodSearchNewFileSeqMapper">
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<insert id="insertIfAbsent">
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INSERT IGNORE INTO cnas_process_method_search_new_file_seq
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(seq_date, sequence_value)
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VALUES
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(#{seqDate}, 0)
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</insert>
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<select id="selectForUpdate" resultType="java.lang.Integer">
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SELECT sequence_value
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FROM cnas_process_method_search_new_file_seq
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WHERE seq_date = #{seqDate}
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FOR UPDATE
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</select>
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<select id="selectMaxExisting" resultType="java.lang.Integer">
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SELECT COALESCE(MAX(seq_value), 0)
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FROM (
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SELECT CAST(SUBSTRING(file_no, 9) AS UNSIGNED) AS seq_value
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FROM cnas_process_method_search_new
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WHERE file_no REGEXP CONCAT('^', #{prefix}, '[0-9]+$')
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UNION ALL
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SELECT CAST(SUBSTRING(file_no, 9) AS UNSIGNED) AS seq_value
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FROM cnas_process_method_search_new_backups
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WHERE file_no REGEXP CONCAT('^', #{prefix}, '[0-9]+$')
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) numbers
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</select>
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<update id="updateValue">
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UPDATE cnas_process_method_search_new_file_seq
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SET sequence_value = #{value}
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WHERE seq_date = #{seqDate}
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</update>
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</mapper>
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