mirror of
https://github.com/DeNNiiInc/dbgate.git
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45 lines
1.6 KiB
JavaScript
45 lines
1.6 KiB
JavaScript
module.exports = `
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SELECT DISTINCT
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CAST(TRIM(rf.rdb$relation_name) AS VARCHAR(255)) AS "tableName",
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CAST(TRIM(rf.rdb$field_name) AS VARCHAR(255)) AS "columnName",
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CASE rf.rdb$null_flag WHEN 1 THEN TRUE ELSE FALSE END AS "notNull",
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CASE
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WHEN EXISTS (
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SELECT 1
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FROM rdb$relation_constraints rc
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JOIN rdb$index_segments idx ON rc.rdb$index_name = idx.rdb$index_name
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WHERE rc.rdb$relation_name = rf.rdb$relation_name
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AND idx.rdb$field_name = rf.rdb$field_name
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AND rc.rdb$constraint_type = 'PRIMARY KEY'
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) THEN TRUE
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ELSE FALSE
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END AS "isPrimaryKey",
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f.rdb$field_type AS "dataTypeCode",
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f.rdb$field_precision AS "precision",
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f.rdb$field_scale AS "scale",
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f.rdb$field_length / 4 AS "length",
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CAST(TRIM(rf.RDB$DEFAULT_SOURCE) AS VARCHAR(255)) AS "defaultValue",
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CAST(TRIM(rf.rdb$description) AS VARCHAR(255)) AS "columnComment",
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CASE
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WHEN f.rdb$field_type IN (8, 9, 16) AND f.rdb$field_scale < 0 THEN TRUE
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ELSE FALSE
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END AS "isUnsigned",
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CAST(TRIM(rf.rdb$relation_name) AS VARCHAR(255)) AS "pureName"
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FROM
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rdb$relation_fields rf
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JOIN
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rdb$relations r ON rf.rdb$relation_name = r.rdb$relation_name
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LEFT JOIN
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rdb$fields f ON rf.rdb$field_source = f.rdb$field_name
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LEFT JOIN
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rdb$character_sets cs ON f.rdb$character_set_id = cs.rdb$character_set_id
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LEFT JOIN
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rdb$collations co ON f.rdb$collation_id = co.rdb$collation_id
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WHERE
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r.rdb$system_flag = 0
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AND
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('tables:' || CAST(TRIM(rf.rdb$relation_name) AS VARCHAR(255))) =OBJECT_ID_CONDITION
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ORDER BY
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"tableName", rf.rdb$field_position;
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`;
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