Class CloudSpannerTypeInfo

java.lang.Object
org.datanucleus.store.rdbms.schema.SQLTypeInfo
org.datanucleus.store.rdbms.adapter.CloudSpannerTypeInfo
All Implemented Interfaces:
org.datanucleus.store.schema.StoreSchemaData

public class CloudSpannerTypeInfo extends SQLTypeInfo
SQL Type info for Google Cloud Spanner datastore.
  • Constructor Details

    • CloudSpannerTypeInfo

      public CloudSpannerTypeInfo(ResultSet rs)
    • CloudSpannerTypeInfo

      public CloudSpannerTypeInfo(String typeName, short dataType, int precision, String literalPrefix, String literalSuffix, String createParams, int nullable, boolean caseSensitive, short searchable, boolean unsignedAttribute, boolean fixedPrecScale, boolean autoIncrement, String localTypeName, short minimumScale, short maximumScale, int numPrecRadix)
  • Method Details

    • fixAllowsPrecisionSpec

      private void fixAllowsPrecisionSpec()
    • isCompatibleWith

      public boolean isCompatibleWith(RDBMSColumnInfo colInfo)
      Description copied from class: SQLTypeInfo
      Convenience method for returning if this type is compatible with the provided column. Compares the data type of each record, and returns true if the types are equivalent. For example one could be VARCHAR, and the other LONGVARCHAR so they both store string data, and hence they are compatible.
      Overrides:
      isCompatibleWith in class SQLTypeInfo
      Parameters:
      colInfo - The column
      Returns:
      Whether they are considered compatible
    • isByteType

      private static boolean isByteType(int type)
    • isBooleanType

      private static boolean isBooleanType(int type)
    • isStringType

      private static boolean isStringType(int type)
      Tests whether or not the given JDBC type is a Cloud Spanner "string" type.

      For Spanner all character related types are indeed string