fix pg GetColumns missing comment #1949
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@ -1044,12 +1044,13 @@ func (db *postgres) IsColumnExist(queryer core.Queryer, ctx context.Context, tab
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func (db *postgres) GetColumns(queryer core.Queryer, ctx context.Context, tableName string) ([]string, map[string]*schemas.Column, error) {
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args := []interface{}{tableName}
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s := `SELECT column_name, column_default, is_nullable, data_type, character_maximum_length,
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s := `SELECT column_name, column_default, is_nullable, data_type, character_maximum_length, description,
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CASE WHEN p.contype = 'p' THEN true ELSE false END AS primarykey,
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CASE WHEN p.contype = 'u' THEN true ELSE false END AS uniquekey
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FROM pg_attribute f
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JOIN pg_class c ON c.oid = f.attrelid JOIN pg_type t ON t.oid = f.atttypid
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LEFT JOIN pg_attrdef d ON d.adrelid = c.oid AND d.adnum = f.attnum
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LEFT JOIN pg_description de ON f.attrelid=de.objoid AND f.attnum=de.objsubid
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LEFT JOIN pg_namespace n ON n.oid = c.relnamespace
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LEFT JOIN pg_constraint p ON p.conrelid = c.oid AND f.attnum = ANY (p.conkey)
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LEFT JOIN pg_class AS g ON p.confrelid = g.oid
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@ -1078,9 +1079,9 @@ WHERE n.nspname= s.table_schema AND c.relkind = 'r'::char AND c.relname = $1%s A
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col.Indexes = make(map[string]int)
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var colName, isNullable, dataType string
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var maxLenStr, colDefault *string
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var maxLenStr, colDefault, description *string
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var isPK, isUnique bool
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err = rows.Scan(&colName, &colDefault, &isNullable, &dataType, &maxLenStr, &isPK, &isUnique)
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err = rows.Scan(&colName, &colDefault, &isNullable, &dataType, &maxLenStr, &description, &isPK, &isUnique)
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if err != nil {
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return nil, nil, err
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}
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@ -1126,6 +1127,10 @@ WHERE n.nspname= s.table_schema AND c.relkind = 'r'::char AND c.relname = $1%s A
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col.DefaultIsEmpty = true
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}
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if description != nil {
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col.Comment = *description
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}
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if isPK {
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col.IsPrimaryKey = true
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}
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