23 lines
417 B
SQL
23 lines
417 B
SQL
-- 检查teacher表中的数据
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SELECT
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id,
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name,
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teacher_name,
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real_name,
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teacher_level,
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level,
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audit_status,
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status
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FROM teacher
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LIMIT 20;
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-- 检查teacher_level字段的所有不同值
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SELECT DISTINCT teacher_level, COUNT(*) as count
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FROM teacher
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GROUP BY teacher_level;
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-- 检查level字段的所有不同值
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SELECT DISTINCT level, COUNT(*) as count
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FROM teacher
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GROUP BY level;
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