Class DialectSQLServer
java.lang.Object
org.nuxeo.ecm.core.storage.sql.jdbc.dialect.Dialect
org.nuxeo.ecm.core.storage.sql.jdbc.dialect.DialectSQLServer
Microsoft SQL Server-specific dialect.
- Author:
- Florent Guillaume
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Nested Class Summary
Nested classes/interfaces inherited from class org.nuxeo.ecm.core.storage.sql.jdbc.dialect.Dialect
Dialect.ArraySubQuery, Dialect.DialectIdType, Dialect.FulltextMatchInfo, Dialect.JDBCInfo
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Field Summary
Modifier and TypeFieldDescriptionprotected boolean
static final String
Column containing an IDENTITY used to create a clustered index.protected final boolean
protected final boolean
protected int
5 = Azureprotected final String
protected final String
protected String
protected final Dialect.DialectIdType
protected int
9 = SQL Server 2005, 10 = SQL Server 2008, 11 = SQL Server 2012 / Azureprotected final boolean
protected boolean
protected final String
Fields inherited from class org.nuxeo.ecm.core.storage.sql.jdbc.dialect.Dialect
aclOptimizationsEnabled, ARRAY_SEP, clusteringEnabled, DEBUG_REAL_UUIDS, DEBUG_UUIDS, descending, DIALECT_CLASS, DIALECTS, fulltextDisabled, fulltextSearchDisabled, HEX_DIGITS, NULLS_LAST_ON_DESC_PROP, proxiesEnabled, readAclMaxSize, softDeleteEnabled, storesUpperCaseIdentifiers
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Constructor Summary
ConstructorDescriptionDialectSQLServer
(DatabaseMetaData metadata, RepositoryDescriptor repositoryDescriptor) -
Method Summary
Modifier and TypeMethodDescriptionaddPagingClause
(String sql, long limit, long offset) Returns the SQL query with a paging clausecastIdToVarchar
(String expr) Casts an id column to a VARCHAR type.protected void
checkDatabaseConfiguration
(Connection connection) checkStoredProcedure
(String procName, String procCreate, String ddlMode, Connection connection, JDBCLogger logger, Map<String, Serializable> properties) Checks if a given stored procedure exists and is identical to the passed creation SQL.char
boolean
When doing an UPDATE t SET ...Gets the SQL query to get the ancestors of a set of ids.Gets the SQL function that returns the length of a blob, in bytes.Gets the SQL to query invalidations for this cluster node.Gets the SQL to send an invalidation to the cluster.getCreateFulltextIndexSql
(String indexName, String quotedIndexName, Table table, List<Column> columns, Model model) Gets a CREATE INDEX statement for a fulltext index.getCustomColumnDefinition
(Table table) Additional column definitions for CREATE TABLE.getCustomPostCreateSqls
(Table table, Model model) Additional things to execute after CREATE TABLE.Get the expression to use to cast a column to a DATE type.getDialectFulltextQuery
(String query) Get the dialect-specific version of a fulltext query.protected int
getEngineEdition
(Connection connection) getFromResultSet
(ResultSet rs, int index, Column column) int
Specifies what columns of the fulltext table have to be indexed.getFulltextScoredMatchInfo
(String fulltextQuery, String indexName, int nthMatch, Column mainColumn, Model model, Database database) Gets the SQL information needed to do a a fulltext match, either with a direct expression in the WHERE clause, or using a join with an additional table.getGeneratedId
(Connection connection) Gets a generated id if so configured, otherwise returns null.Gets the type of id when stored in the database.getIgnoredColumns
(Table table) Columns ignored if we see them in existing tables.getInsertOnConflictDoNothingSql
(List<Column> columns, List<Serializable> values, List<Column> outColumns, List<Serializable> outValues) Gets the SQL string for an INSERT ...getInTreeSql
(String idColumnName, String id) Gets the expression to use to check tree membership.Gets the JDBC type and string from Nuxeo's type abstraction.Gets the SQL fragment to add after a LIKE match to specify the escaping character.boolean
Does the fulltext synthetic column have to be materialized.protected int
protected String
protected String
getMergeSql
(List<Column> columns, List<Serializable> values, List<Column> outColumns, List<Serializable> outValues, boolean updateWhenMatched) getNoColumnsInsertString
(Column idColumn) Gets the SQL expression to prepare the user read acls cache.protected String
getReadAclsCheckSql
(String userIdCol) Gets the expression to check if access is allowed using read acls.Gets the statement to rebuild the wall read aclsgetSecurityCheckSql
(String idColumnName) Gets the expression to use to check security.SQL to clean soft-delete documents.SQL to soft delete documents.getSQLForDump
(String sql) Returns the SQL statement with proper terminator to use in a dump.Gets the name of the file containing the SQL statements.getSQLStatementsProperties
(Model model, Database database) Gets the properties to use with the SQL statements.getStartupSqls
(Model model, Database database) Gets the sql statements to execute after the repository init (at startup).Gets the statement to update the read aclsgetUpsertSql
(List<Column> columns, List<Serializable> values, List<Column> outColumns, List<Serializable> outValues) Gets the SQL string for an UPSERT expression.boolean
isAllowedConversion
(int expected, int actual, String actualName, int actualSize) Check mismatches between expected and actual JDBC types read from database introspection.boolean
Checks that clustering is supported.boolean
Checks if an exception received means that a concurrent update was detected.boolean
Whether a derived table (subselect in a FROM statement) needs an alias.protected boolean
needsClusteredColumn
(Table table) Tables created for directories don't need a clustered column automatically defined.boolean
Whether a GROUP BY can only be used with the original column name and not an alias.protected static String
normalizeString
(String string) char
void
performPostOpenStatements
(Connection connection) Set transaction isolation level to snapshotboolean
void
setId
(PreparedStatement ps, int index, Serializable value) Sets a prepared statement value that is a Nuxeo main id (usually UUID).void
setToPreparedStatement
(PreparedStatement ps, int index, Serializable value, Column column) boolean
boolean
Checks whetherDialect.getInTreeSql(String, String)
is optimized for fast results (using an ancestors or descendants table).protected boolean
boolean
SQL Server supports only one fulltext index.boolean
Indicates if dialect supports pagingboolean
Does the dialect support an optimized read security checksboolean
Does the dialect support UPDATE t SET ...Methods inherited from class org.nuxeo.ecm.core.storage.sql.jdbc.dialect.Dialect
createArrayOf, createDialect, getAddForeignKeyConstraintString, getAddPrimaryKeyConstraintString, getArrayElementString, getArrayIlikeSql, getArrayInSql, getArrayLikeSql, getArrayResult, getArraySubQuery, getBinaryFulltextSql, getCalendarFromTimestamp, getCalendarFromTimestamp, getCascadeDropConstraintsString, getClobCast, getColumnName, getConnectionSchema, getCreateIndexSql, getDescending, getDumpStart, getDumpStop, getForeignKeyConstraintName, getFreeVariableSetterForType, getFromResultSetString, getFromResultSetTimestamp, getFulltextType, getIdentityGeneratedKeySql, getIndexName, getMatchMixinType, getMaximumArgsForIn, getMaxIndexNameSize, getPostCreateIdentityColumnSql, getPrimaryKeyConstraintName, getQuotedNameForExpression, getReturnResultSet, getTableName, getTableTypeString, getTimestampFromCalendar, getTimestampFromCalendar, getValidationQuery, hasIdentityGeneratedKey, hasNullEmptyString, isClusteringDeleteNeeded, isIdentityAlreadyPrimary, jdbcInfo, jdbcInfo, jdbcInfo, jdbcInfo, makeName, makeName, needsNullsLastOnDescSort, needsOracleJoins, needsOrderByKeysAfterDistinct, needsPrepareUserReadAcls, performAdditionalStatements, registerReturnParameter, setIdLong, setToPreparedStatementString, setToPreparedStatementTimestamp, storesUpperCaseIdentifiers, supportsAncestorsTable, supportsArrayColumns, supportsArrays, supportsArraysReturnInsteadOfRows, supportsBatchUpdateCount, supportsIfExistsAfterTableName, supportsIfExistsBeforeTableName, supportsIlike, supportsScroll, supportsSysNameArray, supportsWith, toBooleanValueString, toHexString
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Field Details
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CLUSTER_INDEX_COL
Column containing an IDENTITY used to create a clustered index.- See Also:
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noRepositoryDescriptor
protected final boolean noRepositoryDescriptor -
fulltextAnalyzer
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fulltextCatalog
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usersSeparator
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idType
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idSequenceName
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pathOptimizationsEnabled
protected boolean pathOptimizationsEnabled -
disableVersionACL
protected final boolean disableVersionACL -
disableReadVersionPermission
protected final boolean disableReadVersionPermission -
majorVersion
protected int majorVersion9 = SQL Server 2005, 10 = SQL Server 2008, 11 = SQL Server 2012 / Azure -
engineEdition
protected int engineEdition5 = Azure -
azure
protected boolean azure
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Constructor Details
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DialectSQLServer
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Method Details
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supportsPaging
public boolean supportsPaging()Description copied from class:Dialect
Indicates if dialect supports paging- Overrides:
supportsPaging
in classDialect
- Returns:
- true if the dialect supports paging
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addPagingClause
Description copied from class:Dialect
Returns the SQL query with a paging clause- Overrides:
addPagingClause
in classDialect
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getEngineEdition
- Throws:
SQLException
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checkDatabaseConfiguration
- Throws:
SQLException
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openQuote
public char openQuote() -
closeQuote
public char closeQuote()- Overrides:
closeQuote
in classDialect
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getNoColumnsInsertString
- Overrides:
getNoColumnsInsertString
in classDialect
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getNullColumnString
- Overrides:
getNullColumnString
in classDialect
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qualifyIndexName
public boolean qualifyIndexName()- Overrides:
qualifyIndexName
in classDialect
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getAddColumnString
- Overrides:
getAddColumnString
in classDialect
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getJDBCTypeAndString
Description copied from class:Dialect
Gets the JDBC type and string from Nuxeo's type abstraction.- Specified by:
getJDBCTypeAndString
in classDialect
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isAllowedConversion
Description copied from class:Dialect
Check mismatches between expected and actual JDBC types read from database introspection.- Overrides:
isAllowedConversion
in classDialect
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setId
Description copied from class:Dialect
Sets a prepared statement value that is a Nuxeo main id (usually UUID).- Overrides:
setId
in classDialect
- Parameters:
ps
- the prepared statementindex
- the parameter index in the prepared statementvalue
- the value to set- Throws:
SQLException
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setToPreparedStatement
public void setToPreparedStatement(PreparedStatement ps, int index, Serializable value, Column column) throws SQLException - Specified by:
setToPreparedStatement
in classDialect
- Throws:
SQLException
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getFromResultSet
- Specified by:
getFromResultSet
in classDialect
- Throws:
SQLException
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getMaxNameSize
protected int getMaxNameSize()- Overrides:
getMaxNameSize
in classDialect
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getMaterializeFulltextSyntheticColumn
public boolean getMaterializeFulltextSyntheticColumn()Description copied from class:Dialect
Does the fulltext synthetic column have to be materialized.- Specified by:
getMaterializeFulltextSyntheticColumn
in classDialect
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getFulltextIndexedColumns
public int getFulltextIndexedColumns()Description copied from class:Dialect
Specifies what columns of the fulltext table have to be indexed.- Specified by:
getFulltextIndexedColumns
in classDialect
- Returns:
- 0 for none, 1 for the synthetic one, 2 for the individual ones
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supportsMultipleFulltextIndexes
public boolean supportsMultipleFulltextIndexes()Description copied from class:Dialect
SQL Server supports only one fulltext index.- Overrides:
supportsMultipleFulltextIndexes
in classDialect
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getCreateFulltextIndexSql
public String getCreateFulltextIndexSql(String indexName, String quotedIndexName, Table table, List<Column> columns, Model model) Description copied from class:Dialect
Gets a CREATE INDEX statement for a fulltext index.- Specified by:
getCreateFulltextIndexSql
in classDialect
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getDialectFulltextQuery
Description copied from class:Dialect
Get the dialect-specific version of a fulltext query.- Specified by:
getDialectFulltextQuery
in classDialect
- Parameters:
query
- the CMIS-syntax-based fulltext query string- Returns:
- the dialect native fulltext query string
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getFulltextScoredMatchInfo
public Dialect.FulltextMatchInfo getFulltextScoredMatchInfo(String fulltextQuery, String indexName, int nthMatch, Column mainColumn, Model model, Database database) Description copied from class:Dialect
Gets the SQL information needed to do a a fulltext match, either with a direct expression in the WHERE clause, or using a join with an additional table.- Specified by:
getFulltextScoredMatchInfo
in classDialect
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getQuotedFulltextAnalyzer
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getLikeEscaping
Description copied from class:Dialect
Gets the SQL fragment to add after a LIKE match to specify the escaping character.- Overrides:
getLikeEscaping
in classDialect
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supportsCircularCascadeDeleteConstraints
public boolean supportsCircularCascadeDeleteConstraints()- Overrides:
supportsCircularCascadeDeleteConstraints
in classDialect
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supportsUpdateFrom
public boolean supportsUpdateFrom()Description copied from class:Dialect
Does the dialect support UPDATE t SET ... FROM t, u WHERE ... ?- Specified by:
supportsUpdateFrom
in classDialect
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doesUpdateFromRepeatSelf
public boolean doesUpdateFromRepeatSelf()Description copied from class:Dialect
When doing an UPDATE t SET ... FROM t, u WHERE ..., does the FROM clause need to repeate the updated table (t).- Specified by:
doesUpdateFromRepeatSelf
in classDialect
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needsAliasForDerivedTable
public boolean needsAliasForDerivedTable()Description copied from class:Dialect
Whether a derived table (subselect in a FROM statement) needs an alias.- Overrides:
needsAliasForDerivedTable
in classDialect
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needsOriginalColumnInGroupBy
public boolean needsOriginalColumnInGroupBy()Description copied from class:Dialect
Whether a GROUP BY can only be used with the original column name and not an alias.- Overrides:
needsOriginalColumnInGroupBy
in classDialect
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getSecurityCheckSql
Description copied from class:Dialect
Gets the expression to use to check security.- Specified by:
getSecurityCheckSql
in classDialect
- Parameters:
idColumnName
- the quoted name of the id column to use- Returns:
- an SQL expression with two parameters (principals and permissions) that is true if access is allowed
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supportsFastDescendants
public boolean supportsFastDescendants()Description copied from class:Dialect
Checks whetherDialect.getInTreeSql(String, String)
is optimized for fast results (using an ancestors or descendants table).- Overrides:
supportsFastDescendants
in classDialect
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getInTreeSql
Description copied from class:Dialect
Gets the expression to use to check tree membership.- Specified by:
getInTreeSql
in classDialect
- Parameters:
idColumnName
- the quoted name of the id column to useid
- the id, to check syntax with respect to specialized id column types- Returns:
- an SQL expression with one parameters for the based id that is true if the document is under base id, or
null
if the query cannot match
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getUpsertSql
public String getUpsertSql(List<Column> columns, List<Serializable> values, List<Column> outColumns, List<Serializable> outValues) Description copied from class:Dialect
Gets the SQL string for an UPSERT expression.- Specified by:
getUpsertSql
in classDialect
- Parameters:
columns
- the columns to upsert (first one being the key column)values
- the values to upsert (first one being the key value)outColumns
- the columns to use in the prepared statementoutValues
- the values to use in the prepared statement
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getInsertOnConflictDoNothingSql
public String getInsertOnConflictDoNothingSql(List<Column> columns, List<Serializable> values, List<Column> outColumns, List<Serializable> outValues) Description copied from class:Dialect
Gets the SQL string for an INSERT ... ON CONFLICT DO NOTHING expression.- Overrides:
getInsertOnConflictDoNothingSql
in classDialect
- Parameters:
columns
- the columns to insert (first one being the key column)values
- the values to insert (first one being the key value)outColumns
- the columns to use in the prepared statementoutValues
- the values to use in the prepared statement
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getMergeSql
protected String getMergeSql(List<Column> columns, List<Serializable> values, List<Column> outColumns, List<Serializable> outValues, boolean updateWhenMatched) -
getSQLStatementsFilename
Description copied from class:Dialect
Gets the name of the file containing the SQL statements.- Specified by:
getSQLStatementsFilename
in classDialect
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getTestSQLStatementsFilename
- Specified by:
getTestSQLStatementsFilename
in classDialect
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getSQLStatementsProperties
Description copied from class:Dialect
Gets the properties to use with the SQL statements.- Specified by:
getSQLStatementsProperties
in classDialect
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getMd5HashString
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supportsLockEscalationDisable
protected boolean supportsLockEscalationDisable() -
supportsReadAcl
public boolean supportsReadAcl()Description copied from class:Dialect
Does the dialect support an optimized read security checks- Overrides:
supportsReadAcl
in classDialect
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getPrepareUserReadAclsSql
Description copied from class:Dialect
Gets the SQL expression to prepare the user read acls cache. This can be used to populate a table cache.- Overrides:
getPrepareUserReadAclsSql
in classDialect
- Returns:
- and SQL expression with one parameter (principals)
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getReadAclsCheckSql
Description copied from class:Dialect
Gets the expression to check if access is allowed using read acls. The dialect must suppportsReadAcl.- Overrides:
getReadAclsCheckSql
in classDialect
- Parameters:
userIdCol
- the quoted name of the aclr_user_map user_id column to use- Returns:
- an SQL expression with one parameter (principals) that is true if access is allowed
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getUpdateReadAclsSql
Description copied from class:Dialect
Gets the statement to update the read acls- Overrides:
getUpdateReadAclsSql
in classDialect
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getRebuildReadAclsSql
Description copied from class:Dialect
Gets the statement to rebuild the wall read acls- Overrides:
getRebuildReadAclsSql
in classDialect
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getStartupSqls
Description copied from class:Dialect
Gets the sql statements to execute after the repository init (at startup).Used for vacuum-like operations.
- Overrides:
getStartupSqls
in classDialect
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isClusteringSupported
public boolean isClusteringSupported()Description copied from class:Dialect
Checks that clustering is supported.- Overrides:
isClusteringSupported
in classDialect
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getClusterInsertInvalidations
Description copied from class:Dialect
Gets the SQL to send an invalidation to the cluster.- Overrides:
getClusterInsertInvalidations
in classDialect
- Returns:
- an SQL statement with parameters for: nodeId, id, fragments, kind
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getClusterGetInvalidations
Description copied from class:Dialect
Gets the SQL to query invalidations for this cluster node.- Overrides:
getClusterGetInvalidations
in classDialect
- Returns:
- an SQL statement returning a result set
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isConcurrentUpdateException
Description copied from class:Dialect
Checks if an exception received means that a concurrent update was detected.- Overrides:
isConcurrentUpdateException
in classDialect
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getBlobLengthFunction
Description copied from class:Dialect
Gets the SQL function that returns the length of a blob, in bytes.- Overrides:
getBlobLengthFunction
in classDialect
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getUsersSeparator
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getGeneratedId
Description copied from class:Dialect
Gets a generated id if so configured, otherwise returns null.- Overrides:
getGeneratedId
in classDialect
- Throws:
SQLException
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performPostOpenStatements
Set transaction isolation level to snapshot- Overrides:
performPostOpenStatements
in classDialect
- Throws:
SQLException
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getAncestorsIdsSql
Description copied from class:Dialect
Gets the SQL query to get the ancestors of a set of ids.- Overrides:
getAncestorsIdsSql
in classDialect
- Returns:
- null if not available
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getDateCast
Description copied from class:Dialect
Get the expression to use to cast a column to a DATE type.- Overrides:
getDateCast
in classDialect
- Returns:
- a pattern for String.format with one parameter for the column name
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castIdToVarchar
Description copied from class:Dialect
Casts an id column to a VARCHAR type.Used for uuid/varchar joins.
- Overrides:
castIdToVarchar
in classDialect
- Returns:
- the casted expression
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getIdType
Description copied from class:Dialect
Gets the type of id when stored in the database. -
getIgnoredColumns
Description copied from class:Dialect
Columns ignored if we see them in existing tables.- Overrides:
getIgnoredColumns
in classDialect
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needsClusteredColumn
Tables created for directories don't need a clustered column automatically defined. -
getCustomColumnDefinition
Description copied from class:Dialect
Additional column definitions for CREATE TABLE.- Overrides:
getCustomColumnDefinition
in classDialect
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getCustomPostCreateSqls
Description copied from class:Dialect
Additional things to execute after CREATE TABLE.- Overrides:
getCustomPostCreateSqls
in classDialect
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getSoftDeleteSql
Description copied from class:Dialect
SQL to soft delete documents. SQL returned has free parameters for the array of ids and time.- Overrides:
getSoftDeleteSql
in classDialect
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getSoftDeleteCleanupSql
Description copied from class:Dialect
SQL to clean soft-delete documents. SQL returned has free parameters max and beforeTime.- Overrides:
getSoftDeleteCleanupSql
in classDialect
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checkStoredProcedure
public List<String> checkStoredProcedure(String procName, String procCreate, String ddlMode, Connection connection, JDBCLogger logger, Map<String, Serializable> properties) throws SQLExceptionDescription copied from class:Dialect
Checks if a given stored procedure exists and is identical to the passed creation SQL.There are 3 cases to deal with, and actions to perform:
- the stored procedure doesn't exist, and must be created (create the stored procedure);
- the stored procedure exists but is not up to date (drop the old stored procedure and re-create it);
- the stored procedure exists and is up to date (nothing to do).
When there is nothing to do,
null
is returned. Otherwise the returned value is a list of SQL statements to execute. Note that the SQL statements will include also INSERT statements to be executed to remember the creation SQL itself.- Specified by:
checkStoredProcedure
in classDialect
- Parameters:
procName
- the stored procedure nameprocCreate
- the creation SQL for the stored procedureddlMode
- the DDL modeconnection
- the connectionlogger
- the loggerproperties
- the statement execution properties- Returns:
- a list of SQL statements
- Throws:
SQLException
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normalizeString
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getSQLForDump
Description copied from class:Dialect
Returns the SQL statement with proper terminator to use in a dump.- Overrides:
getSQLForDump
in classDialect
- Returns:
- the SQL statement
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