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X DevAPI 用户指南  /  CRUD EBNF 定义  /  结果函数

11.6 结果函数

结果

此函数在 EBNF 中显示的语法为

Result
    ::= '.getAffectedItemsCount()'
        | '.getAutoIncrementValue()'
        | '.getGeneratedIds()'
        | '.getWarningsCount()'
        | '.getWarnings()'

图 11.19 结果

Image shows the syntax in EBNF form as described in the preceding text.

文档结果

此函数在 EBNF 中显示的语法为

DocResult
    ::= '.getWarningsCount()'
        | '.getWarnings()'
        | '.fetchAll()'
        | '.fetchOne()'

图 11.20 文档结果

Image shows the syntax in EBNF form as described in the preceding text.

行结果

此函数在 EBNF 中显示的语法为

RowResult
    ::= '.getWarningsCount()'
        | '.getWarnings()'
        | '.fetchAll()'
        | '.fetchOne()'
        | '.getColumns()'

图 11.21 行结果

Image shows the syntax in EBNF form as described in the preceding text.

此函数在 EBNF 中显示的语法为

Column
    ::= '.getSchemaName()'
        | '.getTableName()'
        | '.getTableLabel()'
        | '.getColumnName()'
        | '.getColumnLabel()'
        | '.getType()'
        | '.getLength()'
        | '.getFractionalDigits()'
        | '.isNumberSigned()'
        | '.getCollationName()'
        | '.getCharacterSetName()'
        | '.isPadded()'

图 11.22 列

Image shows the syntax in EBNF form as described in the preceding text.

SQL 结果

此函数在 EBNF 中显示的语法为

SqlResult
    ::= '.getWarningsCount()'
        | '.getWarnings()'
        | '.fetchAll()'
        | '.fetchOne()'
        | '.getColumns()'
        | '.getAutoIncrementValue()'
        | '.hasData()'
        | '.nextResult()'

图 11.23 SQL 结果

Image shows the syntax in EBNF form as described in the preceding text.