Constants

java.lang.Object
- org.h2.engine.Constants

```
public class Constants
extends java.lang.Object
```
Constants are fixed values that are used in the whole database code.

Field Summary

Fields
Modifier and Type	Field and Description
`static int`	`ALLOW_LITERALS_ALL` Constant meaning both numbers and text is allowed in SQL statements.
`static int`	`ALLOW_LITERALS_NONE` Constant meaning no literals are allowed in SQL statements.
`static int`	`ALLOW_LITERALS_NUMBERS` Constant meaning only numbers are allowed in SQL statements (but no texts).
`static boolean`	`BLOB_SEARCH` Whether searching in Blob values should be supported.
`static java.lang.String`	`BUILD_DATE` The build date is updated for each public release.
`static int`	`BUILD_ID` Sequential version number.
`static boolean`	`BUILD_SNAPSHOT` Whether this is a snapshot version.
`static java.lang.String`	`BUILD_VENDOR_AND_VERSION` If H2 is compiled to be included in a product, this should be set to a unique vendor id (to distinguish from official releases).
`static int`	`CACHE_MIN_RECORDS` The minimum number of entries to keep in the cache.
`static java.lang.String`	`CACHE_TYPE_DEFAULT` The default cache type.
`static java.lang.String`	`CLUSTERING_DISABLED` The value of the cluster setting if clustering is disabled.
`static java.lang.String`	`CLUSTERING_ENABLED` The value of the cluster setting if clustering is enabled (the actual value is checked later).
`static java.lang.String`	`CONN_URL_COLUMNLIST` The database URL used when calling a function if only the column list should be returned.
`static java.lang.String`	`CONN_URL_INTERNAL` The database URL used when calling a function if the data should be returned.
`static int`	`COST_ROW_OFFSET` The cost is calculated on rowcount + this offset, to avoid using the wrong or no index if the table contains no rows _currently_ (when preparing the statement)
`static int`	`DEADLOCK_CHECK` The number of milliseconds after which to check for a deadlock if locking is not successful.
`static int`	`DEFAULT_HTTP_PORT` The default port number of the HTTP server (for the H2 Console).
`static int`	`DEFAULT_LOCK_MODE` The default value for the LOCK_MODE setting.
`static int`	`DEFAULT_MAX_LENGTH_INPLACE_LOB` The default maximum length of an LOB that is stored with the record itself, and not in a separate place.
`static int`	`DEFAULT_MAX_OPERATION_MEMORY` The default for the setting MAX_OPERATION_MEMORY.
`static int`	`DEFAULT_PAGE_SIZE` The default page size to use for new databases.
`static int`	`DEFAULT_RESULT_SET_CONCURRENCY` The default result set concurrency for statements created with Connection.createStatement() or prepareStatement(String sql).
`static int`	`DEFAULT_TCP_PORT` The default port of the TCP server.
`static int`	`DEFAULT_WRITE_DELAY` The default delay in milliseconds before the transaction log is written.
`static int`	`ENCRYPTION_KEY_HASH_ITERATIONS` The password is hashed this many times to slow down dictionary attacks.
`static int`	`FILE_BLOCK_SIZE` The block of a file.
`static java.lang.String`	`FULL_VERSION` The complete version number of this database, consisting of the major version, the minor version, the build id, and the build date.
`static int`	`INFORMATION_SCHEMA_ID` The identity of INFORMATION_SCHEMA.
`static int`	`INITIAL_LOCK_TIMEOUT` For testing, the lock timeout is smaller than for interactive use cases.
`static int`	`IO_BUFFER_SIZE` The block size for I/O operations.
`static int`	`IO_BUFFER_SIZE_COMPRESS` The block size used to compress data in the LZFOutputStream.
`static int`	`LOCK_MODE_OFF` The lock mode that means no locking is used at all.
`static int`	`LOCK_MODE_READ_COMMITTED` The lock mode that means read locks are acquired, but they are released immediately after the statement is executed.
`static int`	`LOCK_MODE_TABLE` The lock mode that means table level locking is used for reads and writes.
`static int`	`LOCK_MODE_TABLE_GC` The lock mode that means table level locking is used for reads and writes.
`static int`	`LOCK_SLEEP` The number of milliseconds to wait between checking the .lock.db file still exists once a database is locked.
`static int`	`MAIN_SCHEMA_ID` The identity of PUBLIC schema.
`static int`	`MAX_ARRAY_CARDINALITY` The maximum allowed cardinality of array.
`static int`	`MAX_COLUMNS` The maximum number of columns in a table, select statement or row value.
`static int`	`MAX_IDENTIFIER_LENGTH` The maximum allowed length of identifiers.
`static int`	`MAX_NUMERIC_PRECISION` The maximum allowed precision of numeric data types.
`static int`	`MAX_PARAMETER_INDEX` The highest possible parameter index.
`static int`	`MAX_STRING_LENGTH` The maximum allowed length for character string, binary string, and other data types based on them; excluding LOB data types.
`static int`	`MEMORY_ARRAY` The memory needed by an array.
`static int`	`MEMORY_OBJECT` The memory needed by a regular object with at least one field.
`static int`	`MEMORY_POINTER` The memory needed by a pointer.
`static int`	`MEMORY_ROW` The memory needed by a Row.
`static int`	`MIN_WEB_ADMIN_PASSWORD_LENGTH` The minimum number of characters in web admin password.
`static int`	`PG_CATALOG_SCHEMA_ID` The identity of pg_catalog schema.
`static java.lang.String`	`PG_VERSION` Announced version for PgServer.
`static java.lang.String`	`PREFIX_INDEX` The name prefix used for indexes that are not explicitly named.
`static java.lang.String`	`PREFIX_JOIN` The name prefix used for synthetic nested join tables.
`static java.lang.String`	`PREFIX_PRIMARY_KEY` The name prefix used for primary key constraints that are not explicitly named.
`static java.lang.String`	`PREFIX_QUERY_ALIAS` The name prefix used for query aliases that are not explicitly named.
`static java.lang.String`	`PUBLIC_ROLE_NAME` Every user belongs to this role.
`static int`	`QUERY_STATISTICS_MAX_ENTRIES` The maximum number of entries in query statistics.
`static int`	`SALT_LEN` The number of bytes in random salt that is used to hash passwords.
`static java.lang.String`	`SCHEMA_MAIN` The name of the default schema.
`static java.lang.String`	`SCHEMA_PG_CATALOG` The name of the pg_catalog schema.
`static int`	`SELECTIVITY_DEFAULT` The default selectivity (used if the selectivity is not calculated).
`static int`	`SELECTIVITY_DISTINCT_COUNT` The number of distinct values to keep in memory when running ANALYZE.
`static java.lang.String`	`SERVER_PROPERTIES_DIR` The default directory name of the server properties file for the H2 Console.
`static java.lang.String`	`SERVER_PROPERTIES_NAME` The name of the server properties file for the H2 Console.
`static long`	`SLOW_QUERY_LIMIT_MS` Queries that take longer than this number of milliseconds are written to the trace file with the level info.
`static java.lang.String`	`START_URL` The database URL prefix of this database.
`static java.lang.String`	`SUFFIX_LOCK_FILE` The file name suffix of file lock files that are used to make sure a database is open by only one process at any time.
`static java.lang.String`	`SUFFIX_MV_FILE` The file name suffix of a MVStore file.
`static java.lang.String`	`SUFFIX_MV_STORE_NEW_FILE` The file name suffix of a new MVStore file, used when compacting a store.
`static java.lang.String`	`SUFFIX_MV_STORE_TEMP_FILE` The file name suffix of a temporary MVStore file, used when compacting a store.
`static java.lang.String`	`SUFFIX_OLD_DATABASE_FILE` The file name suffix of a H2 version 1.1 database file.
`static java.lang.String`	`SUFFIX_TEMP_FILE` The file name suffix of temporary files.
`static java.lang.String`	`SUFFIX_TRACE_FILE` The file name suffix of trace files.
`static int`	`TCP_PROTOCOL_VERSION_17` The TCP protocol version number 17.
`static int`	`TCP_PROTOCOL_VERSION_18` The TCP protocol version number 18.
`static int`	`TCP_PROTOCOL_VERSION_19` The TCP protocol version number 19.
`static int`	`TCP_PROTOCOL_VERSION_20` The TCP protocol version number 20.
`static int`	`TCP_PROTOCOL_VERSION_MAX_SUPPORTED` Maximum supported version of TCP protocol.
`static int`	`TCP_PROTOCOL_VERSION_MIN_SUPPORTED` Minimum supported version of TCP protocol.
`static int`	`THROTTLE_DELAY` How often we check to see if we need to apply a throttling delay if SET THROTTLE has been used.
`static int`	`TRANSACTION_SNAPSHOT` SNAPSHOT isolation level of transaction.
`static java.lang.String`	`URL_FORMAT` The database URL format in simplified Backus-Naur form.
`static java.lang.String`	`USER_PACKAGE` The package name of user defined classes.
`static java.lang.String`	`VERSION` The version of this product, consisting of major version, minor version, and build id.
`static int`	`VERSION_MAJOR` The major version of this database.
`static int`	`VERSION_MINOR` The minor version of this database.
`static int`	`VIEW_COST_CACHE_MAX_AGE` The maximum time in milliseconds to keep the cost of a view.
`static int`	`VIEW_INDEX_CACHE_SIZE` The name of the index cache that is used for temporary view (subqueries used as tables).

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

- Field Detail
  - BUILD_DATE
```
public static final java.lang.String BUILD_DATE
```
    The build date is updated for each public release.
    
    See Also:
    
    Constant Field Values
  - BUILD_ID
```
public static final int BUILD_ID
```
    Sequential version number. Even numbers are used for official releases, odd numbers are used for development builds.
    
    See Also:
    
    Constant Field Values
  - BUILD_SNAPSHOT
```
public static final boolean BUILD_SNAPSHOT
```
    Whether this is a snapshot version.
    
    See Also:
    
    Constant Field Values
  - BUILD_VENDOR_AND_VERSION
```
public static final java.lang.String BUILD_VENDOR_AND_VERSION
```
    If H2 is compiled to be included in a product, this should be set to a unique vendor id (to distinguish from official releases). Additionally, a version number should be set to distinguish releases. Example: ACME_SVN1651_BUILD3
  - TCP_PROTOCOL_VERSION_17
```
public static final int TCP_PROTOCOL_VERSION_17
```
    The TCP protocol version number 17.
    
    Since:
    
    1.4.197 (2018-03-18)
    
    See Also:
    
    Constant Field Values
  - TCP_PROTOCOL_VERSION_18
```
public static final int TCP_PROTOCOL_VERSION_18
```
    The TCP protocol version number 18.
    
    Since:
    
    1.4.198 (2019-02-22)
    
    See Also:
    
    Constant Field Values
  - TCP_PROTOCOL_VERSION_19
```
public static final int TCP_PROTOCOL_VERSION_19
```
    The TCP protocol version number 19.
    
    Since:
    
    1.4.200 (2019-10-14)
    
    See Also:
    
    Constant Field Values
  - TCP_PROTOCOL_VERSION_20
```
public static final int TCP_PROTOCOL_VERSION_20
```
    The TCP protocol version number 20.
    
    Since:
    
    2.0.202 (2021-11-25)
    
    See Also:
    
    Constant Field Values
  - TCP_PROTOCOL_VERSION_MIN_SUPPORTED
```
public static final int TCP_PROTOCOL_VERSION_MIN_SUPPORTED
```
    Minimum supported version of TCP protocol.
    
    See Also:
    
    Constant Field Values
  - TCP_PROTOCOL_VERSION_MAX_SUPPORTED
```
public static final int TCP_PROTOCOL_VERSION_MAX_SUPPORTED
```
    Maximum supported version of TCP protocol.
    
    See Also:
    
    Constant Field Values
  - VERSION_MAJOR
```
public static final int VERSION_MAJOR
```
    The major version of this database.
    
    See Also:
    
    Constant Field Values
  - VERSION_MINOR
```
public static final int VERSION_MINOR
```
    The minor version of this database.
    
    See Also:
    
    Constant Field Values
  - LOCK_MODE_OFF
```
public static final int LOCK_MODE_OFF
```
    The lock mode that means no locking is used at all.
    
    See Also:
    
    Constant Field Values
  - LOCK_MODE_READ_COMMITTED
```
public static final int LOCK_MODE_READ_COMMITTED
```
    The lock mode that means read locks are acquired, but they are released immediately after the statement is executed.
    
    See Also:
    
    Constant Field Values
  - LOCK_MODE_TABLE
```
public static final int LOCK_MODE_TABLE
```
    The lock mode that means table level locking is used for reads and writes.
    
    See Also:
    
    Constant Field Values
  - LOCK_MODE_TABLE_GC
```
public static final int LOCK_MODE_TABLE_GC
```
    The lock mode that means table level locking is used for reads and writes. If a table is locked, System.gc is called to close forgotten connections.
    
    See Also:
    
    Constant Field Values
  - ALLOW_LITERALS_ALL
```
public static final int ALLOW_LITERALS_ALL
```
    Constant meaning both numbers and text is allowed in SQL statements.
    
    See Also:
    
    Constant Field Values
  - ALLOW_LITERALS_NONE
```
public static final int ALLOW_LITERALS_NONE
```
    Constant meaning no literals are allowed in SQL statements.
    
    See Also:
    
    Constant Field Values
  - ALLOW_LITERALS_NUMBERS
```
public static final int ALLOW_LITERALS_NUMBERS
```
    Constant meaning only numbers are allowed in SQL statements (but no texts).
    
    See Also:
    
    Constant Field Values
  - TRANSACTION_SNAPSHOT
```
public static final int TRANSACTION_SNAPSHOT
```
    SNAPSHOT isolation level of transaction.
    
    See Also:
    
    Constant Field Values
  - BLOB_SEARCH
```
public static final boolean BLOB_SEARCH
```
    Whether searching in Blob values should be supported.
    
    See Also:
    
    Constant Field Values
  - CACHE_MIN_RECORDS
```
public static final int CACHE_MIN_RECORDS
```
    The minimum number of entries to keep in the cache.
    
    See Also:
    
    Constant Field Values
  - CACHE_TYPE_DEFAULT
```
public static final java.lang.String CACHE_TYPE_DEFAULT
```
    The default cache type.
    
    See Also:
    
    Constant Field Values
  - CLUSTERING_DISABLED
```
public static final java.lang.String CLUSTERING_DISABLED
```
    The value of the cluster setting if clustering is disabled.
    
    See Also:
    
    Constant Field Values
  - CLUSTERING_ENABLED
```
public static final java.lang.String CLUSTERING_ENABLED
```
    The value of the cluster setting if clustering is enabled (the actual value is checked later).
    
    See Also:
    
    Constant Field Values
  - CONN_URL_COLUMNLIST
```
public static final java.lang.String CONN_URL_COLUMNLIST
```
    The database URL used when calling a function if only the column list should be returned.
    
    See Also:
    
    Constant Field Values
  - CONN_URL_INTERNAL
```
public static final java.lang.String CONN_URL_INTERNAL
```
    The database URL used when calling a function if the data should be returned.
    
    See Also:
    
    Constant Field Values
  - COST_ROW_OFFSET
```
public static final int COST_ROW_OFFSET
```
    The cost is calculated on rowcount + this offset, to avoid using the wrong or no index if the table contains no rows _currently_ (when preparing the statement)
    
    See Also:
    
    Constant Field Values
  - DEADLOCK_CHECK
```
public static final int DEADLOCK_CHECK
```
    The number of milliseconds after which to check for a deadlock if locking is not successful.
    
    See Also:
    
    Constant Field Values
  - DEFAULT_HTTP_PORT
```
public static final int DEFAULT_HTTP_PORT
```
    The default port number of the HTTP server (for the H2 Console). This value is also in the documentation and in the Server javadoc.
    
    See Also:
    
    Constant Field Values
  - DEFAULT_LOCK_MODE
```
public static final int DEFAULT_LOCK_MODE
```
    The default value for the LOCK_MODE setting.
    
    See Also:
    
    Constant Field Values
  - DEFAULT_MAX_LENGTH_INPLACE_LOB
```
public static final int DEFAULT_MAX_LENGTH_INPLACE_LOB
```
    The default maximum length of an LOB that is stored with the record itself, and not in a separate place.
    
    See Also:
    
    Constant Field Values
  - DEFAULT_MAX_OPERATION_MEMORY
```
public static final int DEFAULT_MAX_OPERATION_MEMORY
```
    The default for the setting MAX_OPERATION_MEMORY.
    
    See Also:
    
    Constant Field Values
  - DEFAULT_PAGE_SIZE
```
public static final int DEFAULT_PAGE_SIZE
```
    The default page size to use for new databases.
    
    See Also:
    
    Constant Field Values
  - DEFAULT_RESULT_SET_CONCURRENCY
```
public static final int DEFAULT_RESULT_SET_CONCURRENCY
```
    The default result set concurrency for statements created with Connection.createStatement() or prepareStatement(String sql).
    
    See Also:
    
    Constant Field Values
  - DEFAULT_TCP_PORT
```
public static final int DEFAULT_TCP_PORT
```
    The default port of the TCP server. This port is also used in the documentation and in the Server javadoc.
    
    See Also:
    
    Constant Field Values
  - DEFAULT_WRITE_DELAY
```
public static final int DEFAULT_WRITE_DELAY
```
    The default delay in milliseconds before the transaction log is written.
    
    See Also:
    
    Constant Field Values
  - ENCRYPTION_KEY_HASH_ITERATIONS
```
public static final int ENCRYPTION_KEY_HASH_ITERATIONS
```
    The password is hashed this many times to slow down dictionary attacks.
    
    See Also:
    
    Constant Field Values
  - FILE_BLOCK_SIZE
```
public static final int FILE_BLOCK_SIZE
```
    The block of a file. It is also the encryption block size.
    
    See Also:
    
    Constant Field Values
  - INITIAL_LOCK_TIMEOUT
```
public static final int INITIAL_LOCK_TIMEOUT
```
    For testing, the lock timeout is smaller than for interactive use cases. This value could be increased to about 5 or 10 seconds.
    
    See Also:
    
    Constant Field Values
  - IO_BUFFER_SIZE
```
public static final int IO_BUFFER_SIZE
```
    The block size for I/O operations.
    
    See Also:
    
    Constant Field Values
  - IO_BUFFER_SIZE_COMPRESS
```
public static final int IO_BUFFER_SIZE_COMPRESS
```
    The block size used to compress data in the LZFOutputStream.
    
    See Also:
    
    Constant Field Values
  - LOCK_SLEEP
```
public static final int LOCK_SLEEP
```
    The number of milliseconds to wait between checking the .lock.db file still exists once a database is locked.
    
    See Also:
    
    Constant Field Values
  - MAX_IDENTIFIER_LENGTH
```
public static final int MAX_IDENTIFIER_LENGTH
```
    The maximum allowed length of identifiers.
    
    See Also:
    
    Constant Field Values
  - MAX_COLUMNS
```
public static final int MAX_COLUMNS
```
    The maximum number of columns in a table, select statement or row value.
    
    See Also:
    
    Constant Field Values
  - MAX_STRING_LENGTH
```
public static final int MAX_STRING_LENGTH
```
    The maximum allowed length for character string, binary string, and other data types based on them; excluding LOB data types.
    This needs to be less than (2^31-8)/2 to avoid running into the limit on encoding data fields when storing rows.
    
    See Also:
    
    Constant Field Values
  - MAX_NUMERIC_PRECISION
```
public static final int MAX_NUMERIC_PRECISION
```
    The maximum allowed precision of numeric data types.
    
    See Also:
    
    Constant Field Values
  - MAX_ARRAY_CARDINALITY
```
public static final int MAX_ARRAY_CARDINALITY
```
    The maximum allowed cardinality of array.
    
    See Also:
    
    Constant Field Values
  - MAX_PARAMETER_INDEX
```
public static final int MAX_PARAMETER_INDEX
```
    The highest possible parameter index.
    
    See Also:
    
    Constant Field Values
  - MEMORY_OBJECT
```
public static final int MEMORY_OBJECT
```
    The memory needed by a regular object with at least one field.
    
    See Also:
    
    Constant Field Values
  - MEMORY_ARRAY
```
public static final int MEMORY_ARRAY
```
    The memory needed by an array.
    
    See Also:
    
    Constant Field Values
  - MEMORY_POINTER
```
public static final int MEMORY_POINTER
```
    The memory needed by a pointer.
    
    See Also:
    
    Constant Field Values
  - MEMORY_ROW
```
public static final int MEMORY_ROW
```
    The memory needed by a Row.
    
    See Also:
    
    Constant Field Values
  - PREFIX_INDEX
```
public static final java.lang.String PREFIX_INDEX
```
    The name prefix used for indexes that are not explicitly named.
    
    See Also:
    
    Constant Field Values
  - PREFIX_JOIN
```
public static final java.lang.String PREFIX_JOIN
```
    The name prefix used for synthetic nested join tables.
    
    See Also:
    
    Constant Field Values
  - PREFIX_PRIMARY_KEY
```
public static final java.lang.String PREFIX_PRIMARY_KEY
```
    The name prefix used for primary key constraints that are not explicitly named.
    
    See Also:
    
    Constant Field Values
  - PREFIX_QUERY_ALIAS
```
public static final java.lang.String PREFIX_QUERY_ALIAS
```
    The name prefix used for query aliases that are not explicitly named.
    
    See Also:
    
    Constant Field Values
  - PUBLIC_ROLE_NAME
```
public static final java.lang.String PUBLIC_ROLE_NAME
```
    Every user belongs to this role.
    
    See Also:
    
    Constant Field Values
  - SALT_LEN
```
public static final int SALT_LEN
```
    The number of bytes in random salt that is used to hash passwords.
    
    See Also:
    
    Constant Field Values
  - INFORMATION_SCHEMA_ID
```
public static final int INFORMATION_SCHEMA_ID
```
    The identity of INFORMATION_SCHEMA.
    
    See Also:
    
    Constant Field Values
  - MAIN_SCHEMA_ID
```
public static final int MAIN_SCHEMA_ID
```
    The identity of PUBLIC schema.
    
    See Also:
    
    Constant Field Values
  - SCHEMA_MAIN
```
public static final java.lang.String SCHEMA_MAIN
```
    The name of the default schema.
    
    See Also:
    
    Constant Field Values
  - PG_CATALOG_SCHEMA_ID
```
public static final int PG_CATALOG_SCHEMA_ID
```
    The identity of pg_catalog schema.
    
    See Also:
    
    Constant Field Values
  - SCHEMA_PG_CATALOG
```
public static final java.lang.String SCHEMA_PG_CATALOG
```
    The name of the pg_catalog schema.
    
    See Also:
    
    Constant Field Values
  - SELECTIVITY_DEFAULT
```
public static final int SELECTIVITY_DEFAULT
```
    The default selectivity (used if the selectivity is not calculated).
    
    See Also:
    
    Constant Field Values
  - SELECTIVITY_DISTINCT_COUNT
```
public static final int SELECTIVITY_DISTINCT_COUNT
```
    The number of distinct values to keep in memory when running ANALYZE.
    
    See Also:
    
    Constant Field Values
  - SERVER_PROPERTIES_DIR
```
public static final java.lang.String SERVER_PROPERTIES_DIR
```
    The default directory name of the server properties file for the H2 Console.
    
    See Also:
    
    Constant Field Values
  - SERVER_PROPERTIES_NAME
```
public static final java.lang.String SERVER_PROPERTIES_NAME
```
    The name of the server properties file for the H2 Console.
    
    See Also:
    
    Constant Field Values
  - SLOW_QUERY_LIMIT_MS
```
public static final long SLOW_QUERY_LIMIT_MS
```
    Queries that take longer than this number of milliseconds are written to the trace file with the level info.
    
    See Also:
    
    Constant Field Values
  - START_URL
```
public static final java.lang.String START_URL
```
    The database URL prefix of this database.
    
    See Also:
    
    Constant Field Values
  - SUFFIX_LOCK_FILE
```
public static final java.lang.String SUFFIX_LOCK_FILE
```
    The file name suffix of file lock files that are used to make sure a database is open by only one process at any time.
    
    See Also:
    
    Constant Field Values
  - SUFFIX_OLD_DATABASE_FILE
```
public static final java.lang.String SUFFIX_OLD_DATABASE_FILE
```
    The file name suffix of a H2 version 1.1 database file.
    
    See Also:
    
    Constant Field Values
  - SUFFIX_MV_FILE
```
public static final java.lang.String SUFFIX_MV_FILE
```
    The file name suffix of a MVStore file.
    
    See Also:
    
    Constant Field Values
  - SUFFIX_MV_STORE_NEW_FILE
```
public static final java.lang.String SUFFIX_MV_STORE_NEW_FILE
```
    The file name suffix of a new MVStore file, used when compacting a store.
    
    See Also:
    
    Constant Field Values
  - SUFFIX_MV_STORE_TEMP_FILE
```
public static final java.lang.String SUFFIX_MV_STORE_TEMP_FILE
```
    The file name suffix of a temporary MVStore file, used when compacting a store.
    
    See Also:
    
    Constant Field Values
  - SUFFIX_TEMP_FILE
```
public static final java.lang.String SUFFIX_TEMP_FILE
```
    The file name suffix of temporary files.
    
    See Also:
    
    Constant Field Values
  - SUFFIX_TRACE_FILE
```
public static final java.lang.String SUFFIX_TRACE_FILE
```
    The file name suffix of trace files.
    
    See Also:
    
    Constant Field Values
  - THROTTLE_DELAY
```
public static final int THROTTLE_DELAY
```
    How often we check to see if we need to apply a throttling delay if SET THROTTLE has been used.
    
    See Also:
    
    Constant Field Values
  - URL_FORMAT
```
public static final java.lang.String URL_FORMAT
```
    The database URL format in simplified Backus-Naur form.
    
    See Also:
    
    Constant Field Values
  - USER_PACKAGE
```
public static final java.lang.String USER_PACKAGE
```
    The package name of user defined classes.
    
    See Also:
    
    Constant Field Values
  - VIEW_COST_CACHE_MAX_AGE
```
public static final int VIEW_COST_CACHE_MAX_AGE
```
    The maximum time in milliseconds to keep the cost of a view. 10000 means 10 seconds.
    
    See Also:
    
    Constant Field Values
  - VIEW_INDEX_CACHE_SIZE
```
public static final int VIEW_INDEX_CACHE_SIZE
```
    The name of the index cache that is used for temporary view (subqueries used as tables).
    
    See Also:
    
    Constant Field Values
  - QUERY_STATISTICS_MAX_ENTRIES
```
public static final int QUERY_STATISTICS_MAX_ENTRIES
```
    The maximum number of entries in query statistics.
    
    See Also:
    
    Constant Field Values
  - MIN_WEB_ADMIN_PASSWORD_LENGTH
```
public static final int MIN_WEB_ADMIN_PASSWORD_LENGTH
```
    The minimum number of characters in web admin password.
    
    See Also:
    
    Constant Field Values
  - PG_VERSION
```
public static final java.lang.String PG_VERSION
```
    Announced version for PgServer.
    
    See Also:
    
    Constant Field Values
  - VERSION
```
public static final java.lang.String VERSION
```
    The version of this product, consisting of major version, minor version, and build id.
  - FULL_VERSION
```
public static final java.lang.String FULL_VERSION
```
    The complete version number of this database, consisting of the major version, the minor version, the build id, and the build date.

Class Constants

Field Summary

Method Summary

Methods inherited from class java.lang.Object

Field Detail

BUILD_DATE

BUILD_ID

BUILD_SNAPSHOT

BUILD_VENDOR_AND_VERSION

TCP_PROTOCOL_VERSION_17

TCP_PROTOCOL_VERSION_18

TCP_PROTOCOL_VERSION_19

TCP_PROTOCOL_VERSION_20

TCP_PROTOCOL_VERSION_MIN_SUPPORTED

TCP_PROTOCOL_VERSION_MAX_SUPPORTED

VERSION_MAJOR

VERSION_MINOR

LOCK_MODE_OFF

LOCK_MODE_READ_COMMITTED

LOCK_MODE_TABLE

LOCK_MODE_TABLE_GC

ALLOW_LITERALS_ALL

ALLOW_LITERALS_NONE

ALLOW_LITERALS_NUMBERS

TRANSACTION_SNAPSHOT

BLOB_SEARCH

CACHE_MIN_RECORDS

CACHE_TYPE_DEFAULT

CLUSTERING_DISABLED

CLUSTERING_ENABLED

CONN_URL_COLUMNLIST

CONN_URL_INTERNAL

COST_ROW_OFFSET

DEADLOCK_CHECK

DEFAULT_HTTP_PORT

DEFAULT_LOCK_MODE

DEFAULT_MAX_LENGTH_INPLACE_LOB

DEFAULT_MAX_OPERATION_MEMORY

DEFAULT_PAGE_SIZE

DEFAULT_RESULT_SET_CONCURRENCY

DEFAULT_TCP_PORT

DEFAULT_WRITE_DELAY

ENCRYPTION_KEY_HASH_ITERATIONS

FILE_BLOCK_SIZE

INITIAL_LOCK_TIMEOUT

IO_BUFFER_SIZE

IO_BUFFER_SIZE_COMPRESS

LOCK_SLEEP

MAX_IDENTIFIER_LENGTH

MAX_COLUMNS

MAX_STRING_LENGTH

MAX_NUMERIC_PRECISION

MAX_ARRAY_CARDINALITY

MAX_PARAMETER_INDEX

MEMORY_OBJECT

MEMORY_ARRAY

MEMORY_POINTER

MEMORY_ROW

PREFIX_INDEX

PREFIX_JOIN

PREFIX_PRIMARY_KEY

PREFIX_QUERY_ALIAS

PUBLIC_ROLE_NAME

SALT_LEN

INFORMATION_SCHEMA_ID

MAIN_SCHEMA_ID

SCHEMA_MAIN

PG_CATALOG_SCHEMA_ID

SCHEMA_PG_CATALOG

SELECTIVITY_DEFAULT

SELECTIVITY_DISTINCT_COUNT

SERVER_PROPERTIES_DIR

SERVER_PROPERTIES_NAME

SLOW_QUERY_LIMIT_MS

START_URL

SUFFIX_LOCK_FILE

SUFFIX_OLD_DATABASE_FILE

SUFFIX_MV_FILE

SUFFIX_MV_STORE_NEW_FILE

SUFFIX_MV_STORE_TEMP_FILE