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A standards-compliant JDBC driver for Polypheny-DB.
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// Generated by the protocol buffer compiler.  DO NOT EDIT!
// source: org/polypheny/prism/relational_frame.proto

package org.polypheny.prism;

public interface ColumnMetaOrBuilder extends
    // @@protoc_insertion_point(interface_extends:org.polypheny.prism.ColumnMeta)
    com.google.protobuf.MessageOrBuilder {

  /**
   *    * Index of the column within the table.
   * 
   *
   * int32 column_index = 1;
   * @return The columnIndex.
   */
  int getColumnIndex();

  /**
   *    * Indicates whether the column can contain null values.
   * 
   *
   * bool is_nullable = 2;
   * @return The isNullable.
   */
  boolean getIsNullable();

  /**
   *    * The length of the column values.
   * 
   *
   * int32 length = 3;
   * @return The length.
   */
  int getLength();

  /**
   *    * Label associated with the column, if any.
   * 
   *
   * string column_label = 4;
   * @return The columnLabel.
   */
  java.lang.String getColumnLabel();
  /**
   *    * Label associated with the column, if any.
   * 
   *
   * string column_label = 4;
   * @return The bytes for columnLabel.
   */
  com.google.protobuf.ByteString
      getColumnLabelBytes();

  /**
   *    * Name of the column.
   * 
   *
   * string column_name = 5;
   * @return The columnName.
   */
  java.lang.String getColumnName();
  /**
   *    * Name of the column.
   * 
   *
   * string column_name = 5;
   * @return The bytes for columnName.
   */
  com.google.protobuf.ByteString
      getColumnNameBytes();

  /**
   *    * Precision of the column, usually for numerical values.
   * 
   *
   * int32 precision = 6;
   * @return The precision.
   */
  int getPrecision();

  /**
   *    * Name of the entity that the column represents.
   * 
   *
   * string entity_name = 7;
   * @return The entityName.
   */
  java.lang.String getEntityName();
  /**
   *    * Name of the entity that the column represents.
   * 
   *
   * string entity_name = 7;
   * @return The bytes for entityName.
   */
  com.google.protobuf.ByteString
      getEntityNameBytes();

  /**
   *    * Name of the schema that the column belongs to.
   * 
   *
   * string schema_name = 8;
   * @return The schemaName.
   */
  java.lang.String getSchemaName();
  /**
   *    * Name of the schema that the column belongs to.
   * 
   *
   * string schema_name = 8;
   * @return The bytes for schemaName.
   */
  com.google.protobuf.ByteString
      getSchemaNameBytes();

  /**
   *    * Metadata describing the type of the column.
   * 
   *
   * .org.polypheny.prism.TypeMeta type_meta = 9;
   * @return Whether the typeMeta field is set.
   */
  boolean hasTypeMeta();
  /**
   *    * Metadata describing the type of the column.
   * 
   *
   * .org.polypheny.prism.TypeMeta type_meta = 9;
   * @return The typeMeta.
   */
  org.polypheny.prism.TypeMeta getTypeMeta();
  /**
   *    * Metadata describing the type of the column.
   * 
   *
   * .org.polypheny.prism.TypeMeta type_meta = 9;
   */
  org.polypheny.prism.TypeMetaOrBuilder getTypeMetaOrBuilder();

  /**
   *    * Scale of the column, typically for numerical values.
   * 
   *
   * int32 scale = 10;
   * @return The scale.
   */
  int getScale();

  /**
   *    * Namespace the column resides in.
   * 
   *
   * string namespace = 11;
   * @return The namespace.
   */
  java.lang.String getNamespace();
  /**
   *    * Namespace the column resides in.
   * 
   *
   * string namespace = 11;
   * @return The bytes for namespace.
   */
  com.google.protobuf.ByteString
      getNamespaceBytes();
}