java.lang.Object
- mil.nga.geopackage.db.CoreSQLUtils

```
public class CoreSQLUtils
extends Object
```
Core SQL Utility methods

Since:

1.2.1

Author:

osbornb

Field Summary

Fields
Modifier and Type Field Description

static String ROWID_COLUMN
SQLite table rowid column name

Constructor Summary

Constructors
Constructor Description

CoreSQLUtils()

Method Summary

All Methods Static Methods Concrete Methods
Modifier and Type	Method	Description
`static void`	`addColumn(GeoPackageCoreConnection db, String tableName, UserColumn column)`	Create SQL for adding a column
`static String[]`	`buildColumnsAs(String[] columns, String[] columnsAs)`	Build the "columns as" query values for the provided columns and "columns as" values for use in select statements.
`static String`	`columnDefaultValue(Object defaultValue, GeoPackageDataType dataType)`	Get the column default value as a string
`static String`	`columnDefaultValue(UserColumn column)`	Get the column default value as a string
`static String`	`columnDefinition(UserColumn column)`	Create the column definition SQL in the format:
`static String`	`columnSQL(UserColumn column)`	Create the column SQL in the format:
`static boolean`	`containsWhitespace(String name)`	Determine if the name contains whitespace
`static String`	`createName(String name, String replace, String replacement)`	Create a new name by replacing a case insensitive value with a new value.
`static String`	`createName(GeoPackageCoreConnection db, String name, String replace, String replacement)`	Create a new name by replacing a case insensitive value with a new value.
`static <TColumn extends UserColumn> String`	`createTableSQL(UserTable<TColumn> table)`	Create the user defined table SQL
`static void`	`dropTable(GeoPackageCoreConnection db, String tableName)`	Drop the table if it exists
`static String`	`dropTableSQL(String tableName)`	Create the drop table if exists SQL
`static void`	`dropView(GeoPackageCoreConnection db, String viewName)`	Drop the view if it exists
`static String`	`dropViewSQL(String viewName)`	Create the drop view if exists SQL
`static List<List<Object>>`	`foreignKeyCheck(GeoPackageCoreConnection db)`	Perform a foreign key check
`static List<List<Object>>`	`foreignKeyCheck(GeoPackageCoreConnection db, String tableName)`	Perform a foreign key check
`static String`	`foreignKeyCheckSQL()`	Create the foreign key check SQL
`static String`	`foreignKeyCheckSQL(String tableName)`	Create the foreign key check SQL
`static boolean`	`foreignKeys(GeoPackageCoreConnection db)`	Query for the foreign keys value
`static boolean`	`foreignKeys(GeoPackageCoreConnection db, boolean on)`	Change the foreign keys state
`static String`	`foreignKeysSQL(boolean on)`	Create the foreign keys SQL
`static String`	`integrityCheckSQL()`	Create the integrity check SQL
`static boolean`	`isEmptyOrContainsWhitespace(String name)`	Determine if the name is empty or contains whitespace
`static String`	`modifySQL(String name, String sql, TableMapping tableMapping)`	Modify the SQL with a name change and the table mapping modifications
`static String`	`modifySQL(String sql, TableMapping tableMapping)`	Modify the SQL with table mapping modifications
`static String`	`modifySQL(GeoPackageCoreConnection db, String name, String sql, TableMapping tableMapping)`	Modify the SQL with a name change and the table mapping modifications
`static String`	`quickCheckSQL()`	Create the quick check SQL
`static String`	`quoteUnwrap(String name)`	Remove double quotes from the name
`static String`	`quoteWrap(String name)`	Wrap the name in double quotes
`static String[]`	`quoteWrap(String[] names)`	Wrap the names in double quotes
`static String`	`replaceName(String sql, String name, String replacement)`	Replace the name (table, column, etc) in the SQL with the replacement.
`static String`	`singleQuoteWrap(String name)`	Wrap the name in single quotes
`static String[]`	`singleQuoteWrap(String[] names)`	Wrap the names in single quotes
`static String`	`tempTableName(GeoPackageCoreConnection db, String prefix, String baseName)`	Get an available temporary table name.
`static void`	`transferTableContent(GeoPackageCoreConnection db, String tableName, String columnName, Object newColumnValue, Object currentColumnValue)`	Transfer table content to itself with new rows containing a new column value.
`static void`	`transferTableContent(GeoPackageCoreConnection db, String tableName, String columnName, Object newColumnValue, Object currentColumnValue, String idColumnName)`	Transfer table content to itself with new rows containing a new column value.
`static void`	`transferTableContent(GeoPackageCoreConnection db, TableMapping tableMapping)`	Transfer table content from one table to another
`static String`	`transferTableContentSQL(TableMapping tableMapping)`	Create insert SQL to transfer table content from one table to another
`static void`	`vacuum(GeoPackageCoreConnection db)`	Rebuild the GeoPackage, repacking it into a minimal amount of disk space

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Field Detail
  - ROWID_COLUMN
```
public static final String ROWID_COLUMN
```
    SQLite table rowid column name
    
    Since:
    
    6.6.3
    
    See Also:
    
    Constant Field Values
- Constructor Detail
  - CoreSQLUtils
```
public CoreSQLUtils()
```
- Method Detail
  - quoteWrap
```
public static String quoteWrap(String name)
```
    Wrap the name in double quotes
    
    Parameters:
    
    name - name
    
    Returns:
    
    quoted name
  - quoteWrap
```
public static String[] quoteWrap(String[] names)
```
    Wrap the names in double quotes
    
    Parameters:
    
    names - names
    
    Returns:
    
    quoted names
  - quoteUnwrap
```
public static String quoteUnwrap(String name)
```
    Remove double quotes from the name
    
    Parameters:
    
    name - name
    
    Returns:
    
    unquoted name
    
    Since:
    
    3.3.0
  - singleQuoteWrap
```
public static String singleQuoteWrap(String name)
```
    Wrap the name in single quotes
    
    Parameters:
    
    name - name
    
    Returns:
    
    quoted name
    
    Since:
    
    6.6.3
  - singleQuoteWrap
```
public static String[] singleQuoteWrap(String[] names)
```
    Wrap the names in single quotes
    
    Parameters:
    
    names - names
    
    Returns:
    
    quoted names
    
    Since:
    
    6.6.3
  - containsWhitespace
```
public static boolean containsWhitespace(String name)
```
    Determine if the name contains whitespace
    
    Parameters:
    
    name - name
    
    Returns:
    
    true if contains whitespace
    
    Since:
    
    6.6.3
  - isEmptyOrContainsWhitespace
```
public static boolean isEmptyOrContainsWhitespace(String name)
```
    Determine if the name is empty or contains whitespace
    
    Parameters:
    
    name - name
    
    Returns:
    
    true if empty or contains whitespace
    
    Since:
    
    6.6.3
  - buildColumnsAs
```
public static String[] buildColumnsAs(String[] columns,
                                      String[] columnsAs)
```
    Build the "columns as" query values for the provided columns and "columns as" values for use in select statements. The columns as size should equal the number of columns and only provide values at the indices for desired columns.
    Example: columns = [column1, column2], columnsAs = [null, value] creates [column1, value as column2]
    
    Parameters:
    
    columns - columns array
    
    columnsAs - columns as values
    
    Returns:
    
    columns with as values
    
    Since:
    
    2.0.0
  - createTableSQL
```
public static <TColumn extends UserColumn> String createTableSQL(UserTable<TColumn> table)
```
    Create the user defined table SQL
    
    Type Parameters:
    
    TColumn - column type
    
    Parameters:
    
    table - user table
    
    Returns:
    
    create table SQL
    
    Since:
    
    3.3.0
  - columnSQL
```
public static String columnSQL(UserColumn column)
```
    Create the column SQL in the format:
    "column_name" column_type[(max)] [NOT NULL] [PRIMARY KEY AUTOINCREMENT]
    
    Parameters:
    
    column - user column
    
    Returns:
    
    column SQL
    
    Since:
    
    3.3.0
  - columnDefinition
```
public static String columnDefinition(UserColumn column)
```
    Create the column definition SQL in the format:
    column_type[(max)] [NOT NULL] [PRIMARY KEY AUTOINCREMENT]
    
    Parameters:
    
    column - user column
    
    Returns:
    
    column definition SQL
    
    Since:
    
    3.3.0
  - columnDefaultValue
```
public static String columnDefaultValue(UserColumn column)
```
    Get the column default value as a string
    
    Parameters:
    
    column - user column
    
    Returns:
    
    default value
    
    Since:
    
    3.3.0
  - columnDefaultValue
```
public static String columnDefaultValue(Object defaultValue,
                                        GeoPackageDataType dataType)
```
    Get the column default value as a string
    
    Parameters:
    
    defaultValue - default value
    
    dataType - data type
    
    Returns:
    
    default value
    
    Since:
    
    3.3.0
  - addColumn
```
public static void addColumn(GeoPackageCoreConnection db,
                             String tableName,
                             UserColumn column)
```
    Create SQL for adding a column
    
    Parameters:
    
    db - connection
    
    tableName - table name
    
    column - user column
    
    Since:
    
    3.3.0
  - foreignKeys
```
public static boolean foreignKeys(GeoPackageCoreConnection db)
```
    Query for the foreign keys value
    
    Parameters:
    
    db - connection
    
    Returns:
    
    true if enabled, false if disabled
    
    Since:
    
    3.3.0
  - foreignKeys
```
public static boolean foreignKeys(GeoPackageCoreConnection db,
                                  boolean on)
```
    Change the foreign keys state
    
    Parameters:
    
    db - connection
    
    on - true to turn on, false to turn off
    
    Returns:
    
    previous foreign keys value
    
    Since:
    
    3.3.0
  - foreignKeysSQL
```
public static String foreignKeysSQL(boolean on)
```
    Create the foreign keys SQL
    
    Parameters:
    
    on - true to turn on, false to turn off
    
    Returns:
    
    foreign keys SQL
    
    Since:
    
    3.3.0
  - foreignKeyCheck
```
public static List<List<Object>> foreignKeyCheck(GeoPackageCoreConnection db)
```
    Perform a foreign key check
    
    Parameters:
    
    db - connection
    
    Returns:
    
    empty list if valid or violation errors, 4 column values for each violation. see SQLite PRAGMA foreign_key_check
    
    Since:
    
    3.3.0
  - foreignKeyCheck
```
public static List<List<Object>> foreignKeyCheck(GeoPackageCoreConnection db,
                                                 String tableName)
```
    Perform a foreign key check
    
    Parameters:
    
    db - connection
    
    tableName - table name
    
    Returns:
    
    empty list if valid or violation errors, 4 column values for each violation. see SQLite PRAGMA foreign_key_check
    
    Since:
    
    3.3.0
  - foreignKeyCheckSQL
```
public static String foreignKeyCheckSQL()
```
    Create the foreign key check SQL
    
    Returns:
    
    foreign key check SQL
    
    Since:
    
    3.3.0
  - foreignKeyCheckSQL
```
public static String foreignKeyCheckSQL(String tableName)
```
    Create the foreign key check SQL
    
    Parameters:
    
    tableName - table name
    
    Returns:
    
    foreign key check SQL
    
    Since:
    
    3.3.0
  - integrityCheckSQL
```
public static String integrityCheckSQL()
```
    Create the integrity check SQL
    
    Returns:
    
    integrity check SQL
    
    Since:
    
    3.3.0
  - quickCheckSQL
```
public static String quickCheckSQL()
```
    Create the quick check SQL
    
    Returns:
    
    quick check SQL
    
    Since:
    
    3.3.0
  - dropTable
```
public static void dropTable(GeoPackageCoreConnection db,
                             String tableName)
```
    Drop the table if it exists
    
    Parameters:
    
    db - connection
    
    tableName - table name
    
    Since:
    
    3.3.0
  - dropTableSQL
```
public static String dropTableSQL(String tableName)
```
    Create the drop table if exists SQL
    
    Parameters:
    
    tableName - table name
    
    Returns:
    
    drop table SQL
    
    Since:
    
    3.3.0
  - dropView
```
public static void dropView(GeoPackageCoreConnection db,
                            String viewName)
```
    Drop the view if it exists
    
    Parameters:
    
    db - connection
    
    viewName - view name
    
    Since:
    
    3.3.0
  - dropViewSQL
```
public static String dropViewSQL(String viewName)
```
    Create the drop view if exists SQL
    
    Parameters:
    
    viewName - view name
    
    Returns:
    
    drop view SQL
    
    Since:
    
    3.3.0
  - transferTableContent
```
public static void transferTableContent(GeoPackageCoreConnection db,
                                        TableMapping tableMapping)
```
    Transfer table content from one table to another
    
    Parameters:
    
    db - connection
    
    tableMapping - table mapping
    
    Since:
    
    3.3.0
  - transferTableContentSQL
```
public static String transferTableContentSQL(TableMapping tableMapping)
```
    Create insert SQL to transfer table content from one table to another
    
    Parameters:
    
    tableMapping - table mapping
    
    Returns:
    
    transfer SQL
    
    Since:
    
    3.3.0
  - transferTableContent
```
public static void transferTableContent(GeoPackageCoreConnection db,
                                        String tableName,
                                        String columnName,
                                        Object newColumnValue,
                                        Object currentColumnValue)
```
    Transfer table content to itself with new rows containing a new column value. All rows containing the current column value are inserted as new rows with the new column value.
    
    Parameters:
    
    db - connection
    
    tableName - table name
    
    columnName - column name
    
    newColumnValue - new column value for new rows
    
    currentColumnValue - column value for rows to insert as new rows
    
    Since:
    
    3.3.0
  - transferTableContent
```
public static void transferTableContent(GeoPackageCoreConnection db,
                                        String tableName,
                                        String columnName,
                                        Object newColumnValue,
                                        Object currentColumnValue,
                                        String idColumnName)
```
    Transfer table content to itself with new rows containing a new column value. All rows containing the current column value are inserted as new rows with the new column value.
    
    Parameters:
    
    db - connection
    
    tableName - table name
    
    columnName - column name
    
    newColumnValue - new column value for new rows
    
    currentColumnValue - column value for rows to insert as new rows
    
    idColumnName - id column name
    
    Since:
    
    3.3.0
  - tempTableName
```
public static String tempTableName(GeoPackageCoreConnection db,
                                   String prefix,
                                   String baseName)
```
    Get an available temporary table name. Starts with prefix_baseName and then continues with prefix#_baseName starting at 1 and increasing.
    
    Parameters:
    
    db - connection
    
    prefix - name prefix
    
    baseName - base name
    
    Returns:
    
    unused table name
    
    Since:
    
    3.3.0
  - modifySQL
```
public static String modifySQL(String name,
                               String sql,
                               TableMapping tableMapping)
```
    Modify the SQL with a name change and the table mapping modifications
    
    Parameters:
    
    name - statement name
    
    sql - SQL statement
    
    tableMapping - table mapping
    
    Returns:
    
    updated SQL, null if SQL contains a deleted column
    
    Since:
    
    3.3.0
  - modifySQL
```
public static String modifySQL(GeoPackageCoreConnection db,
                               String name,
                               String sql,
                               TableMapping tableMapping)
```
    Modify the SQL with a name change and the table mapping modifications
    
    Parameters:
    
    db - optional connection, used for SQLite Master name conflict detection
    
    name - statement name
    
    sql - SQL statement
    
    tableMapping - table mapping
    
    Returns:
    
    updated SQL, null if SQL contains a deleted column
    
    Since:
    
    3.3.0
  - modifySQL
```
public static String modifySQL(String sql,
                               TableMapping tableMapping)
```
    Modify the SQL with table mapping modifications
    
    Parameters:
    
    sql - SQL statement
    
    tableMapping - table mapping
    
    Returns:
    
    updated SQL, null if SQL contains a deleted column
    
    Since:
    
    3.3.0
  - replaceName
```
public static String replaceName(String sql,
                                 String name,
                                 String replacement)
```
    Replace the name (table, column, etc) in the SQL with the replacement. The name must be surrounded by non word characters (i.e. not a subset of another name).
    
    Parameters:
    
    sql - SQL statement
    
    name - name
    
    replacement - replacement value
    
    Returns:
    
    null if not modified, SQL value if replaced at least once
    
    Since:
    
    3.3.0
  - createName
```
public static String createName(String name,
                                String replace,
                                String replacement)
```
    Create a new name by replacing a case insensitive value with a new value. If no replacement is done, create a new name in the form name_#, where # is either 2 or one greater than an existing name number suffix.
    
    Parameters:
    
    name - current name
    
    replace - value to replace
    
    replacement - replacement value
    
    Returns:
    
    new name
    
    Since:
    
    3.3.0
  - createName
```
public static String createName(GeoPackageCoreConnection db,
                                String name,
                                String replace,
                                String replacement)
```
    Create a new name by replacing a case insensitive value with a new value. If no replacement is done, create a new name in the form name_#, where # is either 2 or one greater than an existing name number suffix. When a db connection is provided, check for conflicting SQLite Master names and increment # until an available name is found.
    
    Parameters:
    
    db - optional connection, used for SQLite Master name conflict detection
    
    name - current name
    
    replace - value to replace
    
    replacement - replacement value
    
    Returns:
    
    new name
    
    Since:
    
    3.3.0
  - vacuum
```
public static void vacuum(GeoPackageCoreConnection db)
```
    Rebuild the GeoPackage, repacking it into a minimal amount of disk space
    
    Parameters:
    
    db - connection
    
    Since:
    
    3.3.0

Class CoreSQLUtils

Field Summary

Constructor Summary

Method Summary

Methods inherited from class java.lang.Object

Field Detail

ROWID_COLUMN

Constructor Detail

CoreSQLUtils

Method Detail

quoteWrap

quoteWrap

quoteUnwrap

singleQuoteWrap

singleQuoteWrap

containsWhitespace

isEmptyOrContainsWhitespace

buildColumnsAs

createTableSQL

columnSQL

columnDefinition

columnDefaultValue

columnDefaultValue

addColumn

foreignKeys

foreignKeys

foreignKeysSQL

foreignKeyCheck

foreignKeyCheck

foreignKeyCheckSQL

foreignKeyCheckSQL

integrityCheckSQL

quickCheckSQL

dropTable

dropTableSQL

dropView

dropViewSQL

transferTableContent

transferTableContentSQL

transferTableContent

transferTableContent

tempTableName

modifySQL

modifySQL

modifySQL

replaceName

createName

createName

vacuum