8.6.120 supportsConvert(int fromType, int toType)

(1) Function

This method acquires a value indicating whether the CONVERT function is supported for specified SQL types.

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(2) Format

public synchronized boolean supportsConvert(int fromType, int toType) throws SQLException

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(3) Arguments

int fromType

SQL type of the conversion source (an SQL type of java.sql.Types)

int toType

SQL type of the conversion target (an SQL type of java.sql.Types)

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(4) Return value

The method returns one of the following values:

• true: Supported

• false: Not supported

The following table lists the return values depending on the combination of conversion source and target types.

Table 8‒69: Return values depending on the combination of conversion source and target types

Legend:

Y: Return value is true (supported).

J: Return value is true (supported as Julian date conversion).

--: Return value is false (not supported).

#1

There is no corresponding data type in HADB servers.

#2

For details about the corresponding data type on HADB servers, see (1) Correspondence between HADB's data types and JDBC's SQL data types in 7.6.1 Mapping data types.

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(5) Exceptions

If this Connection object is closed before this method is executed, the JDBC driver throws an SQLException.

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