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<?xml version="1.0" encoding="UTF-8"?>
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<!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN" "http://mybatis.org/dtd/mybatis-3-mapper.dtd">
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<mapper namespace="weaver.hrm.mapper.HrmMapper">
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<select id="checkTableExists" resultType="int" databaseId="mysql">
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select COUNT(1) from information_schema.tables where table_name in (#{tableNames}) and table_schema = database()
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</select>
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<select id="checkTableExists" resultType="int" databaseId="oracle">
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select COUNT(1) from user_tables where table_name in (#{tableNames})
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</select>
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<select id="checkTableExists" resultType="int">
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SELECT COUNT(1) FROM sysobjects WHERE id in (#{tableNames}) and OBJECTPROPERTY(id, N'IsUserTable') = 1
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</select>
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</mapper>
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